III. Choose the best answer to complete each of the following sentences. (Modal verbs)

1. “Don’t tell anyone my new address. ” “ _______ ”

A. I wouldn’t B. I can’t C. I don’t D. I won’t

2. He _______ anything because he’s driving. 

A. didn’t have to drink B. mightn’t drink C. shouldn’t drink D. can’t drink 

3. Although nobody can prevent you from spending  your own money, you _______ save for a rainy day. 

A. would better B. better C. had better D. would rather

4. You _______ 17 to get a driving license in the UK. 

A. needn’t be B. should be C. have to be D. ought to be

5. You _______ to come if you are tired. 

A. mustn’t B. can’t C. don’t have D. may not

6. You _______ file these documents now. It’s not urgent. 

A. can’t B. don’t have to C. mustn’t D. may not

7. Since, at the very beginning, he showed some inclination towards laziness, he _______ of all his duties. 

A. had to be reminded B. had to remind C. must have reminded D. must have been reminded

8. She relies on Tom far too much. She doesn’t take into account the possibility that he _______ her, in spite of his willingness to do so. 

A. may not want to help B. may not have helped

C. can’t have helped D. might not be able to help

9. You _______ touch electrical wires with wet hands. 

A. needn’t B. mustn’t

C. don’t have to D. aren’t allowed to

10. “Nancy brought some food for the party.” “She _______, we have plenty.”

A. needn’t have brought B. doesn’t have to C. didn’t need to D. needn’t

11. What Jim says _______ true but I very much doubt it. 

A. should be B. will be C. must be D. may be

12. By the year 2030, it _______ possible to travel faster than the speed of light. 

A. may be B. must be C. should be D. might have been

13. Final-year students _______ attend lectures. It is optional. 

A. mustn’t B. don’t have to C. shouldn’t D. ought to

14. In the future, global warming _______ a level at which human life will become impossible. 

A. will be increasing at B. increases in C. may increase to D. will increase

15. Before anyone steps on that stage, you _______ make sure that it is secure. 

A. would better B. had better C. would rather D. would prefer to
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