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改主为被

来源:学生作业帮 编辑:神马作文网作业帮 分类:英语作业 时间:2024/11/10 21:10:09

改主为被
解题思路: 如下
解题过程:
1.Trees are planted by us every year.
2.My homework is done by me every day .
3.English is taught by them at our school.
4.A letter was written by Tom yesterday.
5.The bridge was built by the workers last year.
最终答案:略