1.We were having supper when the phone rang. 我们正在吃晚饭时，电话响了｡
2.This time yesterday Jack was not watching TV. 昨天这个时候杰克没看电视。
3.He was repairing his bike.他在修理自行车。
4.When/While we were having supper, the light went out. 我们正在吃饭时，灯熄灭了。
5.While we were talking, the teacher came in. 当我们正在谈话时,老师进来了。
6.While he was waiting for the bus, he was reading a newspaper.他边等车边看报。
7.He was cleaning his car while I was cooking. 他擦车时，我正在做饭。
8.Tom was getting up at six o’clock every day that week. 汤姆那一周里每天都是六点钟起床。
9.She was reading book at this time yesterday.她昨天这个时间正在看书。
10.I called you yesterday afternoon but there was no answer.昨天下午我打电话给你，但是没有人接电话。
11.I was visiting a friend of mine most of the afternoon.我昨天下午大部分时间，都在一个朋友家里。
12.It was raining hard when I left my office.当我离开办公室时，雨下得正大。
13.When you called，I was eating.你打电话时，我正在吃饭。
14.When I was cleaning the windows，my brother was sweeping the floor.我在擦窗户的时候，我弟弟在拖地。
15.The children were running to move the bag of rice when they heard the sound of a motor bike.孩子们正要跑过去搬开那袋米，这时他们听到了摩托车的声音。
16.He is strong while his brother is weak.他长得很结实，而他弟弟却很瘦弱。
17.Between one and two I was doing the shopping and walking the dog．一点到两点之间我在购物、遛狗。
18.She was writing a letter to her friend last night. 她昨晚一直在给朋友写信。
19.The girl was always changing her mind. 这女孩老是改变主意。
20.He felt asleep when he was reading. 当他阅读时，他睡着了。
