This history book _____ be Bob"s sister"s. His sister is only a baby. [     ]A.

This history book _____ be Bob"s sister"s. His sister is only a baby. [     ]A.

题型:同步题难度:来源:
This history book _____ be Bob"s sister"s. His sister is only a baby. [     ]
A. must
B. might
C. can"t
答案
C
举一反三
—I can"t stop smoking, doctor.
—For your health, I"m afraid you _____.

[     ]

A. may
B. need
C. have to
D. must
题型:同步题难度:| 查看答案
You have already tried your best, so you _____ worry about the matter. [     ]
A. can"t
B. needn"t
C. mustn"t
D. couldn"t
题型:同步题难度:| 查看答案
—_____ I borrow your MP3?
—Sure. Here you are. [     ]
A. May
B. Should
C. Must
D. Would
题型:同步题难度:| 查看答案
Can you tell me if he _____ finish the work on time? [     ]
A. could
B. was able to
C. is able to
D. would be able to
题型:同步题难度:| 查看答案
在横线上填上适当的助/情态动词。 1. —Must I finish the work now?
    —No, you _____.
2. —Can you speak French?
    —No, I _____.
3. —Do I need to call Mr. Black?
    —Yes, you _____.
4. —May I open the door now?
    —No, you _____. It"s too noisy outside.
5. -May I go now?
    —Yes. You _____.
题型:同步题难度:| 查看答案
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