------I don’t know why he has made such a silly mistake in the exam.
------ He it before he handed in the paper.
A. may have checked
B. might check
C. must have checked
D. should have checked
------I don’t know why he has made such a silly mistake in the exam---He it before
答案:2 悬赏:50 手机版
解决时间 2021-01-03 01:23
- 提问者网友：却不属于对方
- 2021-01-02 18:48
最佳答案
- 五星知识达人网友：老鼠爱大米
- 2021-01-02 19:54
A. may have checkedB. might check C. must have checked(答案→)D. should have checked解析：考查情态动词+have done的用法：A. may have checked可能已经检查了，B. might check 可能检查了， C. must have checked一定检查了，D. should have checked 本该检查而没有，句意是：--我不知道为什么他在考试中犯了这么愚蠢的错。--他本该交试卷钱检查一下的。选D。
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- 1楼网友：愁杀梦里人
- 2021-01-02 20:52
你的回答很对
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