Conditional sentences, if-clauses

Список упражнений

Conditional sentences, type I – statements

Conditional sentences, type I – negations

Conditional sentences, type II – statements

Conditional sentences, type II – negations

Conditional sentences, type III – statements

Conditional sentences, type III – negations

Conditional sentences, all types 1

Conditional sentences, all types, special forms

Conditional sentences, all types II

Match the if-clauses to the main clauses

Conditional sentences, if-clauses, – Complex Test


1. Use

It is possible to fulfil a condition which is given in the if-clause.

2. Form

if clause main clause
Simple Present will-future
infinitive
Modal + infinitive

3. Examples

if clause main clause
If I study, I will pass the exams.
If you see John tonight, tell him to e-mail me.
If Ben gets up early, he can catch the bus.

The if-clause can be at the beginning or at the end of a sentence.

if clause main clause
If I study, I will pass the exams.
main clause if clause
I will pass the exams if I study.
Conditional sentences – type I
1. Conditional sentences, type I – statementsPut the verbs in brackets into the gaps.

Form a Conditional sentence – type I. Only use the will-future in the main clauses.

EXAMPLE:
If I (to go) to the cinema, I (to watch) an interesting film.
ANSWER:
If I go to the cinema, I will watch an interesting film.

EXAMPLE
  1. 1. If I (to study), I (to pass) the exams.
  2. 2. If the sun (to shine), we (to walk) into town.
  3. 3. If he (to have), a temperature (to see) the doctor.
  4. 4. If my friends (to come), I (to be) very happy.
  5. 5. If she (to earn), a lot of money, she (to fly) to New York.
  6. 6. If we will listen (to travel), to London, we will listen (to visit) the museums.
  7. 7. If you will listen (to wear), sandals in the mountains, you will listen
    (to slip)
    on the rocks.
  8. 8. If Rita will listen (to forget), her homework, the teacher will listen
    (to give) her a low mark.
  9. 9. If they will listen (to go), to the disco, they will listen (to listen) to loud
    music.
  10. 10. If you will listen (to wait), a minute, I will listen (to ask) my parents.

  1. If I study, I will pass the exams.
  2. If the sun shines, we will walk into town.
  3. If he has a temperature, he will see the doctor.
  4. If my friends come, I will be very happy.
  5. If she earns a lot of money, she will fly to New York.
  6. If we travel to London, we will visit the museums.
  7. If you wear sandals in the mountains, you will slip on the rocks.
  8. If Rita forgets her homework, the teacher will give her a low mark.
  9. If they go to the disco, they will listen to loud music.
  10. If you wait a minute, I will ask my parents.

Check answers
2. Conditional sentences, type I – negations Put the verbs in brackets into the gaps.

Form a Conditional sentence – type I. Only use the will-future in the main clauses.
Mind the negations in the sentences.

EXAMPLE:
If I (to go) to the café, I (not/to drink) milk.
ANSWER:
If I go to the café, I will not drink milk.

EXAMPLE
  1. 1. If it (to rain), the children I (not/to go) for a walk.
  2. 2. If she (not/to read), the novel, she (to lend) me his motorbike.
  3. 3. If I (not/to argue), with my father, he (to see) the doctor.
  4. 4. If we (to take), the bus, we (not/to arrive) in time.
  5. 5. If Dick, ( not/to buy), the book, his friends (/to be) angry with
    him.
  6. 6. If Tom (not/to tidy up) his room, Victoria (not/to help) him with
    the muffins.
  7. 7. If the boys (not/to play) football, the girls (not/to come) to the football pitch.
  8. 8. If you (to eat) too much junk food, you (not/to lose) weight.
  9. 9. If I (not/to make) breakfast tomorrow morning, my girlfriend (not/to love) me anymore.
  10. 10. If they (not/to hurry), they (not/to catch) the train.

  1. If it rains, the children will not go for a walk.
  2. If she does not read the novel, she will not pass the literature test.
  3. If I do not argue with my father, he will lend me his motorbike.
  4. If we take the bus, we will not arrive in time.
  5. If Dick does not buy the book, his friends will be angry with him.
  6. If Tom does not tidy up his room, Victoria will not help him with the muffins.
  7. If the boys do not play football, the girls will not come to the football pitch.
  8. If you eat too much junk food, you will not lose weight.
  9. If I do not make breakfast tomorrow morning, my girlfriend will not love me anymore.
  10. If they do not hurry, they will not catch the train.

Check answers

1. Use

It is theoretically possible to fulfil a condition which is given in the if-clause.

2. Form

if clause main clause
Simple Past would + infinitive
could + infinitive
might + infinitive

3. Examples

if clause main clause
If I studied, I would pass the exams.
If I studied, I could pass the exams.
If I studied, I might pass the exams.

The if-clause can be at the beginning or at the end of a sentence.

if clause main clause
If I studied, I would pass the exams.
main clause if clause
I would pass the exams if I studied.
Conditional sentences – type II
3. Conditional sentences II – statementsPut the verbs in brackets into the gaps.

Form a Conditional sentence – type II.

EXAMPLE:
If I (to go) to the cinema, I (to watch) an interesting film.
ANSWER:
If I go to the cinema, I would watch an interesting film.

EXAMPLE
  1. 1. If I (to come) home earlier, I (to prepare) dinner.
  2. 2. If we (to live) in Rome, Francesco I (to visit) us.
  3. 3. If Tim and Tom (to be) older, they I (to play) in our hockey team.
  4. 4. If he (to be) my friend, I (to invite) him to my birthday party.
  5. 5. If Susan (to study) harder, she I (to be) better at school.
  6. 6. If they (to have) enough money, they I (to buy) a new car.
  7. 7. If you (to do) a paper round, you I (to earn) a little extra money..
  8. 8. If Michael (to get) more pocket money, he I (to ask) Doris out for
    dinner.
  9. 9. If we (to win) the lottery, we I (to fly) Chicago.
  10. 10. If I (to meet) Filip Kirkorov, I (to ask) for his autograph..

  1. If I came home earlier, I would prepare dinner.
  2. If we lived in Rome, Francesco would visit us.
  3. If Tim and Tom were older, they would play in our hockey team.
  4. If he was my friend, I would invite him to my birthday party.
  5. If Susan studied harder, she would be better at school.
  6. If they had enough money, they would buy a new car.
  7. If you did a paper round, you would earn a little extra money.
  8. If Michael got more pocket money, he would ask Doris out for dinner.
  9. If we won the lottery, we would fly to Chicago.
  10. If I met Filip Kirkorov, I would ask for his autograph.

Check answers
4. Conditional sentences, type II – negations Put the verbs in brackets into the gaps.

Form a Conditional sentence – type II. Only use the will-future in the main clauses.
Mind the negations in the sentences.

EXAMPLE:
If I (to go) to the café, I (not/to drink) milk.
ANSWER:
If I went to the café, I would not drink milk.

EXAMPLE
  1. 1. If Oscar did not like (to find), money, he (not/to keep) it.
  2. 2. If they (not/to wear) pullovers in the mountains, it (to be)
    too cold during the night.
  3. 3. If John (to know) her phone number, he (not/to give) it to Frank.
  4. 4. If we (not/to visit) this museum, we (not/to write) a good report.
  5. 5. If it (not/to be) so late, we (to play) a game of chess.
  6. 6. If Jeff (not/to like) Jessica, he (not/to buy) her an ice cream.
  7. 7. If I (to be) you, I (not/to go) to Eric's party.
  8. 8. If you (to drop) this bottle, it (not/to break).
  9. 9. If she (not/to bully) her classmates, she (to have) more friends.
  10. 10. If he (not/to print) the document, I (not/to correct) it.

  1. If Oscar found money, he would not keep it.
  2. If they did not wear pullovers in the mountains, it would be too cold during the night.
  3. If John knew her phone number, he would not give it to Frank.
  4. If we did not visit this museum, we would not write a good report.
  5. If it was not so late, we would play a game of chess.
  6. If Jeff did not like Jessica, he would not buy her an ice cream.
  7. If I were you, I would not go to Eric's party.
  8. If you dropped this bottle, it would not break.
  9. If she did not bully her classmates, she would have more friends.
  10. If he did not print the document, I would not correct it.

Check answers

1. Use

It is impossible to fulfil a condition which is given in the if-clause.

2. Form

if clause main clause
Past Perfect would + have + past participle
could + have + past participle
might + have + past participle

3. Examples

if clause main clause
If I had studied, I would have passed the exams.
If I had studied, I could have passed the exams.
If I had studied, I might have passed the exams.

The if-clause can be at the beginning or at the end of a sentence.

if clause main clause
If I had studied, I would have passed the exams.
main clause if clause
I would have passed the exams if I had studied.
Conditional sentences – type III
5. Conditional sentences III – statementsPut the verbs in brackets into the gaps.

Form a Conditional sentence – type III.

EXAMPLE:
If I (to go) to the cinema, I (to watch) an interesting film.
ANSWER:
If I had gone to the cinema, I would have watched an interesting film.

EXAMPLE
  1. 1. If the weather (to be) nice, they (to play) football.
  2. 2. If we (to go) to a good restaurant, we I (to have) a better dinner.
  3. 3. If John (to learn) more words, he (to write) a good report.
  4. 4. If the boys (to take) the bus to school, they (to arrive)
    on time.
  5. 5. If the teacher (to explain) the homework, (to do) it.
  6. 6. If they (to wait) for another 10 minutes, they (to see) the pop
    star.
  7. 7. If the police (to come) earlier, they (to arrest) the burglar.
  8. 8. If you (to buy) fresh green vegetable, your salad (to taste)
    better.
  9. 9. If Alex (to ask) me, (to email) the documents.
  10. 10. If he (to speak) more slowy, Peggy (to understand) him.

  1. If the weather had been nice, they would have played football.
  2. If we had gone to a good restaurant, we would have had a better dinner.
  3. If John had learned more words, he would have written a good report.
  4. If the boys had taken the bus to school, they would have arrived on time.
  5. If the teacher had explained the homework, I would have done it.
  6. If they had waited for another 10 minutes, they would have seen the pop star.
  7. If the police had come earlier, they would have arrested the burglar.
  8. If you had bought fresh green vegetable, your salad would have tasted better.
  9. If Alex had asked me, I would have emailed the documents.
  10. If he had spoken more slowy, Peggy would have understood him.

Check answers
6. Conditional sentences, type III – negations Put the verbs in brackets into the gaps.

Form a Conditional sentence – type III.
Mind the negations in the sentences.

EXAMPLE:
If I (to go) to the café, I (not/to drink) milk.
ANSWER:
If I had gone to the café, I would not/wouldn't have drunk milk.

EXAMPLE
  1. 1. If you (to check), the car, it (not/to break) down in the middle of the desert.
  2. 2. If it (not/to rain), the children (to play) outside.
  3. 2. If it (not/to rain), the children (to play) outside.
  4. 3. If my parents (not/to be) so tired, they (to watch) the film on TV.
  5. 4. If she (to buy) a new hard disk, she (not/to lose) all data.
  6. 5. If we (to use) the town map, we (not/to get) lost.
  7. 6. If Tom (to eat) more salad, he (not/to catch) a cold.
  8. 7. If the police (not/to stop) me, I (to reach) you in time.
  9. 8. If his older brother (not/to drive) so fast, he (not/to crash) into the other car.
  10. 9. If Fred (not/to cheat) at the test, his teacher (not/to phone) his father.
  11. 10. If I (not/to switch off) the radio, I (to know) about the second goal.

  1. If you had checked the car, it would not have broken down in the middle of the desert.
  2. If it had not rained , the children would have played outside.
  3. If my parents had not been so tired, they would have watched the film on TV.
  4. If she had bought a new hard disk, she would not have lost all data.
  5. If we had used the town map, we would not have got lost.
  6. If Tom had eaten more salad, he would not have caught a cold.
  7. If the police had not stopped me, I would have reached you in time.
  8. If his older brother had not driven so fast, he would not have crashed into the other car.
  9. If Fred had not cheated at the test, his teacher would not have phoned his father.
  10. If I had not switched off the radio, I would have known about the second goal.

Check answers
7. Conditional sentences, all types Put the verbs in brackets into the gaps.
Form a conditional sentence (type I, II, III).
Watch the underlined verbs.

EXAMPLE:
If he had studied harder, he (to pass) his driving test.

ANSWER:
If he had studied harder, he would have passed his driving test.

EXAMPLE
  1. 1.If we meet at 9:30, we (to have) plenty of time.
  2. 2.Lisa would find the milk if she (to look) in the fridge.
  3. 3.The zookeeper would have punished her with a fine if she (to feed) the animals.
  4. 4.If you spoke louder, your classmates (to understand) you.
  5. 5.Dan (to arrive) safe if he drove slowly.
  6. 6.You (to have) no trouble at school if you had done your homework.
  7. 7.If you (to swim) in this lake, you'll shiver from cold.
  8. 8.The door will unlock if you (to press) the green button.
  9. 9.If Mel (to ask) her teacher, he'd have answered her questions.
  10. 10.I (to call) the office if I was/were you.

  1. If we meet at 9:30, we will have plenty of time.
  2. Lisa would find the milk if she looked in the fridge.
  3. The zookeeper would have punished her with a fine if she had fed the animals.
  4. If you spoke louder, your classmates would understand you.
  5. Dan would arrive safe if he drove slowly.
  6. You would have had no trouble at school if you had done your homework.
  7. If you swim in this lake, you 'll shiver from cold.
  8. The door will unlock if you press the green button.
  9. If Mel had asked her teacher, he'd have answered her questions.
  10. I would call the office if I was/were you.

Check answers
8. Conditional sentences, all types, special forms
Form conditional sentences.
  1. 1. If you like, you for two days.
  2. 2. If I the film in the cinema, I wouldn't have watched it on TV again.
  3. 3. If the parents bought the cat, their very happy.
  4. 4. Metal if you heat it.
  5. 5. He my e-mail if he'd been online yesterday evening.
  6. 6. They'd have been able to return the bottle if they the labels.
  7. 7. If she up her room, she must find the receipt.
  8. 8. What if you had a million dollars.
  9. 9. Where would you live if you younger.
  10. 10. If you for a little moment, I'll tell the doctor you are here.

  1. If you like, you can stay for two days.
  2. If I had seen the film in the cinema, I wouldn't have watched it on TV again.
  3. If the parents bought the cat, their children would be very happy.
  4. Metal expands if you heat it.
  5. He should have received my e-mail if he'd been online yesterday evening.
  6. They'd have been able to return the bottle if they hadn't torn off the labels.
  7. If she tidies up her room, she must find the receipt.
  8. What would you do if you had a million dollars.
  9. Where would you live if you were younger.
  10. If you wait for a little moment, I'll tell the doctor you are here.

Check answers
9. Conditional sentences, all types
Find the correct conditions (types of if-clauses)..
Mind the underlined verb forms.
    1.If it rains, I'll wear a raincoat.
  1. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  2. 2.If we had taken, enough water, we wouldn't have been thirsty.
  3. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  4. 3.If the children were older, they would go to the party.
  5. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  6. 4.Harry could fly to Helsinki if he had more money.
  7. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  8. 5.If Mark does the washing up, his mother will have more time for him.
  9. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  10. 6. What would you do if you saw a burglar?
  11. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  12. 7. We might have had a glass of hot chocolate if you had bought some milk.
  13. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  14. 8. If I were you I should keep the secret.
  15. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  16. 9. Ron would understand more if the teacher spoke clearly.
  17. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  18. 10. Ron would understand more if the teacher spoke clearly.
  19. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  1. If it rains, I'll wear a raincoat. type I (condition possible to fulfil)
  2. If we had taken enough water, we wouldn't have been thirsty. type III (impossible condition)
  3. If the children were older, they would go to the party. type II (improbable condition)
  4. Harry could fly to Helsinki if he had more money. type II (improbable condition)
  5. If Mark does the washing up, his mother will have more time for him. type I (condition possible to fulfil)
  6. What would you do if you saw a burglar? type II (improbable condition)
  7. We might have had a glass of hot chocolate if you had bought some milk. type III (impossible condition)
  8. If I were you I should keep the secret. type II (improbable condition)
  9. Ron would understand more if the teacher spoke clearly. type II (improbable condition)
  10. If Doris had got up earlier, she wouldn't have been late for school. type III (impossible condition)

Check answers
10. Match the if-clauses to the main clauses
Form meaningful sentences.
Match the if-clauses on the left with the main clauses on the right.
  1. 1. If Steven gets out,
  2. 2. If Jack was at school today,
  3. 3. If Steven eats so many sweets,
  4. 4. If Jack washed his feet,
  5. 5. If Steven didn't foul the other players so often,
  6. 6. If Jack read the newspaper regularly,
  7. 7. If Steven didn't play the music too loud,
  8. 8. If Jack turns off the heating more often,
  9. 9. If Steven opens the windows,
  10. 10. If Steven opens the windows,

  1. If Steven gets out, he'll never take an umbrella with him.
  2. If Jack was at school today, he would know about the history test.
  3. If Steven eats so many sweets, he will get fat.
  4. If Jack washed his feet, it would not smell in our room.
  5. If Steven didn't foul the other players so often, he would be in the school team.
  6. If Jack read the newspaper regularly, he could be better at social studies.
  7. If Steven didn't play the music too loud, his neigbour would not be angry with him.
  8. If Jack turns off the heating more often, he can save more money.
  9. If Steven opens the windows, the air in the room will be better.
  10. If Jack rode his old bike more carefully, his parents would buy him a new one.

Check answers

Conditional sentences, if-clauses, – Complex Test

I. Complete the sentences

  1. 1. type I: If the sun (to shine), we (to go) swimming.
  2. 2. type III: They (to fly) to Canberra if they (to have) more money.
  3. 3. type III: If the sun (to shine), we (to go) swimming.
  4. 4. type II: If the sun (to shine), we (to go) swimming.
  5. 5. type III: If I (to study), I (to pass) he test.
  6. 6. type I: If I (to study), I (to pass) he test.
  7. 7. type I: They (to fly) to Canberra if they (to have) more money.
  8. 8. type II: If I (to see) him, (to tell) him about them.
  9. 9. type II: They (to fly) to Canberra if they (to have) more money.

  1. type I: If the sun shines, we will go swimming.
  2. type III: They would have flown to Canberra if they had had more money.
  3. type III: If the sun had shone, we would have gone swimming.
  4. type II: If the sun shone, we would go swimming.
  5. type III: If I had studied, I would have passed the test.
  6. type I: If I study, I will pass the test.
  7. type I: If I see, I will tell him about them.
  8. type II: If I studied, I would pass the test.
  9. type II: They would fly to Canberra if they had more money.

Check answers

II. Finish the sentences. Use the correct phrases.

  1. 1. If we had seen the film,
  2. 2. If you wait a minute,
  3. 3. My uncle would stay longer in York
  4. 4. If he studied the new words,
  5. 5. If I were you,
  6. 6. You would have slept much better
  7. 7.I would go to the party
  8. 8. If you drove from Paris to Lisbon,
  9. 9. The teacher will not be happy
  10. 10. If Amy does the washing up,

  1. If we had seen the film, we would not have bought the DVD.
  2. If you wait a minute, I'll go with you.
  3. My uncle would stay longer in York if he had more time.
  4. If he studied the new words, he could get a good mark in the test.
  5. If I were you, I would not play hockey.
  6. You would have slept much better if you had taken your medicine.
  7. I would go to the party if you came with me.
  8. If you drove from Paris to Lisbon, which way would you go?
  9. The teacher will not be happy if we forget our homework again.
  10. If Amy does the washing up, her brother will clear the table.

Check answers

III. Which answers are correct?

    1. Which words/phrases can be used in an if-clause type I?
  1. had played
    play
    played
    plays
    sang
    sing
    will sing

  2. 2. Which words/phrases can be used in an if-clause type II?
  3. had sung
    has played
    play
    played
    sang
    sing

  4. 3. Which words/phrases can be used in an if-clause type III?
  5. had played
    had sung
    has played
    have played
    have sung
    sang
  1. Which words/phrases can be used in an if-clause type I? play, plays, sing
  2. Which words/phrases can be used in an if-clause type II? played, sang
  3. Which words/phrases can be used in an if-clause type III? had played, had sung
Check answers

IV. Which answers are correct?

    1. If I find your key, I'll tell you.
  1. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  2. 2. If it wasn't so late, I would go shopping.
  3. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  4. 3. My parents would have bought the house if it had been cheaper.
  5. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  6. 4. What would you do if you saw a robber?
  7. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  8. 5. If Lisa had got up earlier, she would not have been late for work.
  9. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  10. 6. If it rains, I'll wear a raincoat.
  11. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  12. 7. Daniel would have been home on time if the bus had come.
  13. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  14. 8. She would be very happy if her friends came.
  15. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  16. 9. If they had driven carefully, they wouldn't have crashed into the other car.
  17. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  18. 10. If you had done your homework, you could have written a better test
  19. type I (probable condition)
    type II (improbable condition)
    type III (impossible condition)

  1. If I find your key, I'll tell you. type I (condition possible to fulfil)
  2. If it wasn't so late, I would go shopping. type II (condition in theory possible to fulfil)
  3. My parents would have bought the house if it had been cheaper. type III (condition not possible to fulfil - too late)
  4. What would you do if you saw a robber? type II (condition in theory possible to fulfil)
  5. If Lisa had got up earlier, she would not have been late for work. type III (condition not possible to fulfil - too late)
  6. If it rains, I'll wear a raincoat. type I (condition possible to fulfil)
  7. Daniel would have been home on time if the bus had come. type III (condition not possible to fulfil - too late)
  8. She would be very happy if her friends came. type II (condition in theory possible to fulfil)
  9. If they had driven carefully, they wouldn't have crashed into the other car. type III (condition not possible to fulfil - too late)
  10. If you had done your homework, you could have written a better test. type III (condition not possible to fulfil - too late)

Check answers

V. Put in the correct verb forms

  1. 1. If Brian (to like) horses, he could ride more often.
  2. 2. If the weather had been better, we (to come) by bike.
  3. 3. If you were older, you (to go) to the party.
  4. 4. He can write good stories if he (to feel) like it.
  5. 5. If Sarah (not/to eat) so much junk food, she could have been in the school hockey team.
  6. 6. If Alice (to have) more money, she would go to Africa.
  7. 7. John's mother (to have) more time for him if he does the washing up.
  8. 8. If Steven had taken his camera, he (to take) nice pictures.
  9. 9. If you listened carefully, you (to know) about it.
  10. 10. They will stay longer in Paris if they (to find) a cheap hotel.

  1. If Brian liked horses, he could ride more often.
  2. If the weather had been better, we would have come by bike.
  3. If you were older, you could go to the party.
  4. He can write good stories if he feels like it.
  5. If Sarah had not eaten so much junk food, she could have been in the school hockey team.
  6. If Alice had more money, she would go to Africa.
  7. John's mother will have more time for him if he does the washing up.
  8. If Steven had taken his camera, he would have taken nice pictures.
  9. If you listened carefully, you would know about it.
  10. They will stay longer in Paris if they find a cheap hotel.

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