We ______ for quite a long time.
题目
We ______ for quite a long time.
a、were keeping waited
b、were kept waited
c、were keeping waiting
d、were kept waiting
答案
D 被要求等 keep doing sth
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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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