My sister is ill, and she stay in bed for several days. [ ]A. need

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My sister is ill, and she stay in bed for several days. [ ]

A. need
B. must
C. has to
D. has to be

答案

举一反三

You look too tired. You          rest and         work too much.      [     ]
A. should; should
B. shouldn"t; shouldn"t
C. shouldn"t; should
D. should; shouldn"t

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You _____ be careful next time. It is very dangerous to stay alone in the forest.[ ]
A. must
B. can
C. would
D. shall

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The last train is left, so I _____ stay here until tomorrow.[ ]
A. must
B. have to
C. stop
D. live

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You are too tired. You             have a good rest.        [     ]
A. should
B. can
C. may
D. shouldn"t

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—Hi, Jim,_ you come to my party?
—Sorry, I can"t. I have to do my homework. [ ]
A. can
B. may
C. need
D. must

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