用适当形式和when、while填空 She_____(take)a shower_____the telephone____(ring)yesterday It____(start)to rain____I_____(walk)to school two days ago _____he_____(arrive)at the airport just now,his friends___(wait)for them
she was taking a shower while the telephone was ringing yesterday it started to rain when i was walking to school two days ago when he arrived at the airport just now,his friends had been waiting for them