Perfect Modal Verbs

1. He

had had so much free time, Nguyen ____________ his homework by now ( finish )

• finished

• must have

• must have finished

• must finish

2. He _______ high mark but he didn't try his best ( achieve )

• could achived

• could have achieved

• could achive

• could have

3. I didn’t hear the telephone ring I _____________ a film at that time (watch)

• might have been watching

• might have

• might watched

• might watched

4. I ________ it if Jim hadn’t helped me ( make )

• could make

• couldn't make

• could have

• couldn’t have made

5. You ________ so many dishes because your parents don’t eat dinner at home. (cook)

• needn't cook

• needn't have cooked

• need cook

• need to cook

6. If she hadn’t watched too much films, she ______________ short-sighted. ( become)

• wouldn't have become

• would have

• would be

• wouldn't been

7. Marry __________ the test yesterday ( do )

• should have do

• shouldn't have

• should done

• should have done