英语翻译1、我经常擦黑板2、妈妈昨天打扫了我的房间3、我们明天将要读书4、爸爸已经给我买了枝钢笔4、学生们必须穿校服以上帮忙改为主动语态和被动语态（一个两句）还后一个请求,麻

Question

英语翻译
1、我经常擦黑板
2、妈妈昨天打扫了我的房间
3、我们明天将要读书
4、爸爸已经给我买了枝钢笔
4、学生们必须穿校服
以上帮忙改为主动语态和被动语态（一个两句）
还后一个请求,麻烦不要用翻译器.

Answer 1

先主后被：
1.I often clean the blackboard. The blackboard is often cleaned by me.
2.My mother cleaned my room yesterday. My room was cleaned by my mother yesterday.
3.We will learn tomorrow. 不能改
4.My father bought a pen for me. A pen was bought for me by my father.
5.The students must wear uniforms. Unifroms must be worn by the students.