问题描述：
1。They read english every day . 2.My uncle bought me an MP3 on my birthday . 3.They will build another bridge next year . 4.We have used nuclear energy to produce electricity . 5.He is showing used his photos. 6.You must finish your homework now . 7.People make robots do some heavy work （把上面的句子改为被动语态）
问题解答：
我来补答
解题思路： 掌握被动语态的结构，及特殊情况的被动语态。
解题过程：
1。They read english every day .
English is read by them every day.
2.My uncle bought me an MP3 on my birthday .
An MP3 was bought for me by my uncle on my birthday.
3.They will build another bridge next year .
Another bridge will be built by them next year.
4.We have used nuclear energy to produce electricity .
Nuclear has been used to produce electricity by us.
5.He is showing used (同学你好，这个单词你拼写错了吧，我想应该是us，如果不对，请添加留言) his photos.
His photos are being shown to us.
6.You must finish your homework now .
Your homework must be finished now.
7.People make robots do some heavy work
Robots are made to do some heavy work by people.
最终答案：略
