________?---I was watching TV at home.
题目
________?---I was watching TV at home.
a. What were you doing when it rained.
b. What were you doing while it was raining.
c. What did you do while it was raining.
答案
b.What were you doing while it was raining.
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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