问题补充:
I can’t believe you got fined for speeding.Iof you to be the most careful.
A. am thinking
B. think
C. have thought
D. thought
答案:
A. am thinking
B. think
C. have thought
(答案→)D. thought
解析:句意:我不能想象你因为超速被付款,我认为你是最小心的。根据句意是过去以为他是最仔细的,用一般过去式,所以选D。