【2013湖南娄底】—Must I start now? —No, you_________ A. mustn't B. can't C. needn't
_________Tom is not at home. He __________in the library.
Mr. Black is ___________to carry __________.
This man has _________ friends because he is not friendly.
Who taught them to ride bicycles?__________ They taught __________.
Are you reading a newspaper? Did you find __________ in it?