题目内容
---Have you found your book yet?
---No. I’m not sure where I ___it.
| A.leave | B.had left | C.could have left | D.was to leave |
C
could have done “本能做某事实际没做”句意:你找到你的书了吗?没有。我不确定我能把它放哪?
练习册系列答案
相关题目
题目内容
| A.leave | B.had left | C.could have left | D.was to leave |