1. ________ I ask you a favour? ________ you work on Thursday night this week instead of Friday night?

a. May, Could    b. Would, Will    c. Might, Shall    d. Can, Did

2. I really ________ try to get fit.

a. must    b. would    c. could    d. may

3. People ________ walk on grass.

a. couldn’t    b. mustn’t    c. may not    d. needn’t

4. It was so dark that I fell down the stairs last night. I ________ the light.

a. need to fix    b. would fix    c. had to fix    d. should have fixed

5. ________ your future be bright!

a. Might    b. Could    c. Can    d. May

6. He said that he ________ walk twenty km at a stretch.

a. may    b. would    c. can    d. could

7. Students ________ allowed to manage the bookstore soon.

a. were to be    b. need to be    c. should have been    d. will be

8. I really ________ fishing with my friends, but unfortunately, I was down with the flu.

a. would rather go    b. might go    c. would like to have gone    d. must go

9. I didn’t feel very well yesterday. I ________ eat anything.

a. wouldn’t    b. cannot    c. couldn’t    d. mustn’t

10. Living cells exist in a variety of shapes; for example, they ________ cube-shaped or flat.

a. may be    b. were    c. have been    d. must be