For many years,people _____ electric cars.Howe
题目
For many years,people _____ electric cars.Howe
ver,making them has been more difficult than predicted.
[ ]
A.had dreamed of
B.have dreamed of
C.dreamed of
D.dream of
为什么不能用过去完成时
答案
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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