I’m sorry I kept you for a long time.A. wait B. waiting C. waited

发布时间:2020-08-20 14:42:20

I’m sorry I kept you      for a long time.
A. wait               B. waiting              C. waited

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解析:考查短语:keep sb doing 让某人一直做某事。句意:很抱歉让你一直等了很久。所以选B。
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