––I didn’t go to work yesterday because my car broke down.
––You mine. I wasn’t using it then.
A. might borrow
B. should borrow
C. must have borrowed
D. could have borrowed
网友回答
A. might borrow
B. should borrow
C. must have borrowed
(答案→)D. could have borrowed
解析：考查情态动词用法，根据句意可知，该处是对过去的虚拟，要用情态动词+ have done结构，因此排除AB，C意为一定借了 D 本可以借
句意为，----我昨天没有去上班，因为我的车坏了-----你本可以借我的车，我当时没有使用。