题目内容
【题目】I'm sorry (keep) you (wait) for so long.
【答案】to keep;waiting
【解析】句意:对不起让你久等了。be sorry to do sth抱歉做某事;keep sb doing sth让某人一直做某事。故填to keep;waiting。
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题目内容
【题目】I'm sorry (keep) you (wait) for so long.
【答案】to keep;waiting
【解析】句意:对不起让你久等了。be sorry to do sth抱歉做某事;keep sb doing sth让某人一直做某事。故填to keep;waiting。