Research findings show we spend about two hours dreaming every night, no matter

游客2025-03-20 38

问题 Research findings show we spend about two hours dreaming every night, no matter what we______during the day.

选项 A、should have done
B、would have done
C、may have done
D、must have done

答案 C

解析本题考查情态动词，题意为，研究发现无论白天可能做过什么，我们每天夜里都会做上两个小时的梦。所以是对"白天做过的事"的猜测，有没有任何依据，不够肯定，C合题意。

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