摘要： ---Must I do the housework now? ---No, you do the shopping first. A. needn’t B. must C. can’t D. mustn’t
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—________ come in, Mrs Black?
—Certainly. We're all waiting for you, Tom.
[ ]
A．Should I
B．May I
C．Must I
D．Need I
—________ come in, Mrs Black?
—Certainly. We're all waiting for you, Tom.
[ ]
A．Should I
B．May I
C．Must I
D．Need I
---_____must I take this medicine every day?
--- Three times a day.
|
A．How long |
B．How often |
C．How far |
D．How |
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