Conditional clauses worksheet

Complete the following sentences using an appropriate conditional verb form.

1. If I ……………….. you, I would fire him straightaway.

a) were
b) am

2. If you ……………….. ice, you get water.

a) heat
b) will heat
c) would heat

3. If I ……………………. the consequences of my action, I would never have done it.

a) knew
b) had known
c) know

4. Unless you ………………… hard, you will fail your exam.

a) work
b) worked
c) had worked

5. …………………. I would have arrived immediately.

a) Were I to know
b) Had I known

6. If you ………………… to reach half an hour before the program starts, you will get straight in.

a) manage
b) will manage
c) would manage

7. Unless you ………………. smoking, you will have serious health problems.

a) quit
b) will quit
c) would quit

8. If you see him, ………………… him my love?

a) will you give
b) would you give

Answers

1. If I were you, I would fire him straightaway.

2. If you heat ice, you get water.

3. If I had known the consequences of my action, I would never have done it.

4. Unless you work hard, you will fail your exam.

5. Had I known I would have arrived immediately.

6. If you manage to reach half an hour before the program starts, you will get straight in.

7. Unless you quit smoking, you will have serious health problems.

8. If you see him, will you give him my love?