i think it must be in your room,____?
A isn't it
B mustn't it
C needn't it
D wasn't it
人气：480 ℃ 时间：2020-01-26 07:14:32
解答
A
must表猜测,must be用be
I think/believe 看的是宾语从句中的谓语
he/she thinks/believes 看的是主句的谓语
所以A
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