1、I’m making a model plane. (提问)
2、Johh is sleeping.(改为一般疑问句)
3、Tom is drawing a picture.（提问）
4、We are cleaning the library.(改为否定句)
5、She is listening to music.(提问)
6、They are doing housework.(改为否定句)
7、The students are cleaning the classroom.(改为一般疑问句,并做肯定回答)
回答这七道题,就给他50分