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– Why you didn’t handed in your exercise paper?–Sorry but I that it should be turned in

时间:2024-01-21 21:28:48

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– Why you didn’t handed in your exercise paper?–Sorry  but I  that it should be turned in

问题补充:

– Why you didn’t handed in your exercise paper?

–Sorry, but I that it should be turned in today.

A. didn’t know

B. hadn’t known

C. haven’t known

D. don’t know

答案:

(答案→)A. didn’t know

B. hadn’t known

C. haven’t known

D. don’t know

解析:句意:--为什么你今天没有交上你的练习本?--对不起,我不知道今天应该交。根据语境可知他现在刚知道,所以不知道应当发生在过去,应该用过去式,过去完成时是发生在过去的过去,这里没有相对的过去的动作,故排除B,现在完成时表示过去的动作对现在造成的影响,这里也不符合语境,故选A。

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