First conditional clauses | Grammar exercise

There are mainly three common patterns with ‘if’. These are called first conditional, second conditional and third conditional.

First conditional sentences are used to talk about real and possible situations.

Here we use a simple present tense in the if-clause and will + infinitive in the main clause.

Complete the following sentences using appropriate verb forms.

1. If I play tennis with you, I …………………….

a) will win
b) would win
c) would have won

2. Even if you ……………………… for that job, you will not get it.

a) would apply
b) applied
c) apply

3. If you don’t mend your ways, you ………………….. in serious trouble.

a) would land
b) will land
c) would have landed

4. If I …………………….. you, we will both be happy.

a) marry
b) married
c) will marry

5. If you …………………… the early train, you will get there before eight.

a) catch
b) caught
c) had caught

6. If you …………………….. my instructions, you will be sacked.

a) don’t obey
b) didn’t obey
c) won’t obey

7. If she …………………… English, she will get a much better job.

a) spoke
b) speaks
c) speak

8. If he drives carelessly, he ……………………… an accident soon.

a) will have
b) would have
c) have

9. If you eat too much, you ………………….. ill.

a) will fall
b) would fall
c) had fallen

10. What will you do, if she ………………………… you?

a) does not recognize
b) did not recognize
c) had not recognize

Answers

1. If I play tennis with you, I will win.

2. Even if you apply for that job, you will not get it.

3. If you don’t mend your ways, you will land in serious trouble.

4. If I marry you, we will both be happy.

5. If you catch the early train, you will get there before eight.

6. If you don’t obey my instructions, you will be sacked.

7. If she speaks English, she will get a much better job.

8. If he drives carelessly, he will have an accident soon.

9. If you eat too much, you will fall ill.

10. What will you do, if she does not recognize you?

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