问题描述：
用连词改写句子1.the rain stopped .they stayed in her room ( until)
2.he had to stand up .all the seats were full (as) 3.the telephone rang.i was takinga bath.(while)
2.he had to stand up .all the seats were full (as) 3.the telephone rang.i was takinga bath.(while)
问题解答：
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