题目

---I didn't go to work yesterday because my car broke down.    ---You ____ mine. I wasn't using it then. A. might borrow              B. could have borrowed C. must have borrowed       D. ought to borrow   答案： B 该题考查虚拟语气的用法。从句意:“你本来是可以用我的车子，因我当时不用它，而你未用，”可知该空表示的是与过去事实相反的假设。用could have done。

查看本题答案和解析