【题目】I ______ to you at that time, but I didn’t know where you lived.
A. had writtenB. wrote
C. would writeD. would have written
在线课程【答案】D
【解析】
考查虚拟语气。句意：那时我本想给你写信的，但我不知道你住在哪里。根据后文but I didn’t know where you lived可知“我”并没有写信，短语would have done“本应该做但实际没有做”，表示对过去事实的假设。故选D。