问题补充:
Much to my surprise, it raining by the time I wanted to go out.
A. had stopped
B. has stopped
C. stopped
D. stop
答案:
A. had stopped
B. has stopped
C. stopped
D. stop
解析:考查动词时态。句意 使我们吃惊的是,当我想出去时雨停了。By the time 到。。为止,出去发生在过去,雨停发生在过去的过去,故用过去完成时。
考点 :考查动词时态