用was、were＋v.ing 的形式翻译。。3.开始下雨时他正在骑自行车。 4.你的老师刚才在说什么？5.昨天下午三点我去看你，但你不在家。 求答案。。好的加悬赏！！！
1 At the time I was reading in the library.
2 He was reading a story book when the teacher came in.
3 He was riding a bike when it started to rain.
4 What was your teacher saying?
5 I wen to see you at three yesterday afternoon, but you were not at home.
2 He was reading a story book when the teacher came in.
3 He was riding a bike when it started to rain.
4 What was your teacher saying?
5 I wen to see you at three yesterday afternoon, but you were not at home.
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