摘要： A. shouldn’t B. mustn’t C. couldn’t D. needn’t
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--Lily said she couldn't lend you her bike until tomorrow.
--She________ . I have already borrowed one
A. couldn't B. mustn't C. shouldn't D. needn't
查看习题详情和答案>>—You look tired.
—Yes, I ____ sleep last night.
A. needn’t B. shouldn’t C. mustn’t D. couldn’t
查看习题详情和答案>>Though he explained it carefully, I ________ understand him．
[ ]
A．couldn’t
B．mustn’t
C．shouldn’t
D．needn’t
—Must I finish my home work today?
—No, you _____. You may finish it tomorrow.
A．mustn’t B．shouldn’t C．needn’t D．couldn’t
查看习题详情和答案>>— Must I finish that work today?
— No, you _____. You may finish it in three days.
|
A．mustn’t |
B．needn’t |
C．shouldn’t |
D．couldn’t |
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