.---John, how did your English exam go? ---I thought I , but in fact I came in t
来源:网络
时间:
推荐文章

.---John, how did your English exam go?
---I thought I ____, but in fact I came inthe top 10% in the class.
A. should have failed B.couldn’ t have failed
C. might have failed D.mustn’ t have failed
试题答案
【答案】
C
【解析】