21、—How is he getting on with his job hunt?

—He was looking for a suitable job all the time,______ he has failed.

A. when                B. however               C. yet                       D. since

20、______with such a difficult situation, Armstrong decided to go to his professor for help.

A. To face                B. Faced                 C. Having faced                D. Facing

19、—I don't have any change with me. Will you pay the fare for me?

—______

A. Why don't you bring any change with you?

B. Nothing serious.                     

C. Never mind.                   

D. No problem.

18、—Why didn't you come to Mary's birthday party yesterday evening?

— I______, but an unexpected friend came to see me.

A. was supposed to                                   B. was supposed to have

C. would like to                                  D. would like to have

17、After half a year's training, they were made entirely used ______ underwater.

A. stay                  B. to stay               C. to staying               D. staying

16、—Why have you carried your cupboard out of the kitchen?

—Because it needs______.

A. to paint               B. being painted            C. paint                 D. painting

15、I have got the most famous cook to do some cooking for me, so the dinner menu is the______of my worries tonight.

A. most                 B. least                  C. better                  D. worst

14、Mary's friends are looking forward with hope ______ from her.

A. of hearing                 B. to hearing                 C. to hear                     D. hearing

13、Everything he ______ away from him before he returned to his hometown.

A. had had was taken       B. had been taken          C. had taken           D. took

12、There's nothing to do, so I ______ as well go to bed.

A. must          B. should          C. may         D. need