问题
I don’t think David could have done such a stupid thing last night, ?
A:did he
B:didn’t he
C:do I
D:don’t I
B:didn’t he
C:do I
D:don’t I
正确答案是：
同类题型
He found________ almost impossible to express what he wanted to say.
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ungmother saw her baby fall to the ground, brought her heart to her mouth