Fill in the blanks with an appropriate verb form.
1. Unless you ……………………… drinking, you will develop serious health problems.
In the first conditional we use a simple present tense in the if-clause and will + infinitive in the main clause.
2. ………………………. I tried harder, I could have won.
Had I tried harder means the same as ‘if I had tried harder’. This sentence is in the third conditional.
3. Provided that you ……………………… now, you will be able to reach there before sunset.
In the first conditional we use a simple present tense in the if-clause and will + infinitive in the main clause.
4. If I ………………………….. you, I should get that car serviced.
The structure if I were you is used to give advice.
5. If I were you, I …………………………… worry.
In the second conditional we use a simple past tense in the if-clause and would + infinitive in the main clause.
6. Had I realized what you intended, I ………………………….. to come with you.
In the third conditional, we use a past perfect tense in the if-clause and would have + past participle in the main clause.
7. I will get up earlier if there ……………………… a good reason to.
In the first conditional we use a simple present tense in the if-clause and will + infinitive in the main clause.
8. It would be nice if you …………………………… me with the housework.
In the second conditional we use a simple past tense in the if-clause and would + infinitive in the main clause.
9. ………………………….. you free, we could go out for a meal.
'Were you free' means the same as ‘if you were free’.
10. If you ………………………… early, give me a ring.
'If you should finish' means more or less the same as 'if you finish'.
11. If you ………………………….. meet James, perhaps you could tell him the news.
If you should meet James means the same as If you happen to meet James.
12. How would we cope if I …………………………. to lose my job?
In the second conditional we use a simple past tense in the if-clause and would + infinitive in the main clause.
Answers
1. Unless you stop drinking, you will develop serious health problems.
2. Had I tried harder, I could have won.
3. Provided that you start now, you will be able to reach there before sunset.
4. If I were you, I should get that car serviced.
5. If I were you, I wouldn’t worry.
6. Had I realized what you intended, I wouldn’t have agreed to come with you.
7. I will get up earlier if there is a good reason to.
8. It would be nice if you helped me with the housework.
9. Were you free, we could go out for a meal.
10. If you finish / should finish early, give me a ring.
11. If you happen to / should meet James, perhaps you could tell him the news.
12. How would we cope if I were to lose my job?
