She must be at the railway station at 9 o’clock,?A. mustn’t sheB. must sheC. ought she?D.

发布时间：2020-08-17 13:43:34

She must be at the railway station at 9 o’clock,    ?
A. mustn’t she
B. must she
C. ought she?
D. need she

网友回答

(答案→)A. mustn’t she
B. must she
C. ought she?
D. need she
解析：must表示“必须”时，反问形式用“mustn’t /needn’t”。
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