They must have stayed at home last night,______?A、mustn’t theyB、didn’t theyC、h

游客2023-11-07  9

问题 They must have stayed at home last night,______?

选项 A、mustn’t they
B、didn’t they
C、haven’t they
D、must they

答案 B

解析 反意疑问句。解析同上。
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