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句型转换.1.I started to learn English ten years ago.(改为现在完成进行时)2

来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/06/24 00:24:03
句型转换.
1.I started to learn English ten years ago.(改为现在完成进行时)
2.John has been doing his homework since eight o’clock.(改为否定句)
3.The students have been cleaning the room all this morning.(改为一般疑问句,并作否定回答)


4.Celia has been (watching TV) for five hours.(就括号部分进行提问)
5.I have been collecting stamps (since I was ten years old).(就括号部分进行提问)
句型转换.1.I started to learn English ten years ago.(改为现在完成进行时)2
1.I started to learn English ten years ago.(改为现在完成进行时)
I have started to learn Englishfor ten years.
2.John has been doing his homework since eight o’clock.(改为否定句)
John hasn't been doing his homework since eight o’clock.
3.The students have been cleaning the room all this morning.(改为一般疑问句,并作否定回答)
一般疑问句 Have the students been cleaning the room all this morning.
否定回答 No,they haven't been.
4.Celia has been (watching TV) for five hours.(就括号部分进行提问)
What has Celia been doing for five hours?
5.I have been collecting stamps (since I was ten years old).(就括号部分进行提问)
When have you been collecting stamps