She felt _____ of having asked such a silly question when the audience couldn't help laughing.
A.guilty | B.crazy | C.miserable | D.ashamed |
We’re so busy that no one in the office can _____ for any other work.
A.spare | B.be spared | C.share | D.be shared |
It’s a very kind offer, but I really _____ accept it.
A.mustn’t | B.needn’t | C.can’t | D.don’t |
That car nearly hit me; I ______.
A.might be killed | B.might have been killed |
C.may be killed | D.may been killed |
“I called you yesterday. A woman answered, but I didn’t recognize her voice.” “Oh, it _____ my aunt Jean.”
A.must be | B.must have been | C.might be | D.can have been |
“I thought you wouldn’t mind.” “Well, as a matter of fact I don’t, but you _____ me first.”
A.should ask | B.should have asked | C.must ask | D.must have asked |