摘要： (猜动作.巩固when,while引导的时间状语从句.假设两位同学上周日是一起度过的.让他们表演.展示上周日一位同学在做某事的时候.另外一位同学在干什么.让其他同学来猜测.) (S1表演打篮球.S2表演玩电脑游戏的动作.) S3: S1 was playing basketball while S2 was playing computer games. (换两个学生表演.换其他同学猜.) Step 2 Presentation 第二步 呈现 T: Well, we were doing different things at different times in the past. What were Tom, Alice and David doing at about nine o’clock last night? Listen to 1 and we will know the answer.
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请用when, while 填空：
1. ________ May was talking on the phone, her sister walked in.
2. ________ Rita bought her new dog, it was wearing a little coat.
3. ________ I saw Carlos, he was wearing a green shirt.
4. ________ I was dancing, he was singing loudly.
5. ________ Helen came back home, her brother was watching TV.
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