Question

【题目】--Mary，how did your Math test go？

--I had thought I _________，but in fact I came in the top 10 in my class．

A．should have failedB．couldn’t have failed

C．might have failedD．shouldn’t have failed

Answer 1

【答案】C

【解析】

试题解析：在英语中，must/may/might + have done表示对过去肯定的推测。根据句意，可知选C。

句意：-玛丽，你的数学考得怎样？-我本来想我会考砸的，但事实上，我竟然排在全班前十名。