Ｉdon’t think Linda could have done such a stupid thing last night ?A. do IB. didn’t sheC.

问题补充：

Ｉdon’t think Linda could have done such a stupid thing last night，?

A. do I

B. didn’t she

Cdid she

D. don’t I

答案：

A. do I

B. didn’t she

(答案→)C. did she

D. don’t I

解析：考查反意问句：句意：我相信琳达昨晚不可能做这么愚蠢的事情。当主句主语为第一人称时，要看从句。否定前移。所以这句的否定意义在后面的宾语从句中，从句为否定句，后用肯定。情态动词表推测时，不用情态动词来完成问句，有过去时间用过去时。could have done 是过去的猜测，所以反义疑问句也要用过去时态，所以这句要did she？选C。