This grammar exercise tests your ability to use verbs that agree with the subject in number and person.

Complete the given sentences using an appropriate word or phrase. Choose your answers from the given options.

1. …………………… he know the answer?

a) Do

b) Does

c) Has

2. Did she ………………….. the meeting?

a) attend

b) attended

c) attending

3. What ………………….. you doing then?

a) are

b) were

c) Either could be used here

4. Who ……………….. that boy in the red shirt?

a) is

b) are

c) has

5. She …………………. never seen a kangaroo.

a) had

b) has

c) is

6. What are you …………………… there?

a) do

b) doing

c) done

7. What did you …………………… then?

a) did

b) do

c) doing

8. She ………………….. not trust strangers.

a) does

b) do

c) has

9. Barking dogs …………………….. not bite.

a) does

b) do

c) Either could be used here

10. Oil …………………. not mix with water.

a) does

b) do

c) did

Answers

1. Does he know the answer?

2. Did she attend the meeting?

3. What were you doing then?

4. Who is that boy in the red shirt?

5. She has never seen a kangaroo.

6. What are you doing there?

7. What did you do then?

8. She does not trust strangers.

9. Barking dogs do not bite.

10. Oil does not mix with water.