The Children are cleaning ( ) (they)classroom.
they are cleaning the classroom ____________________________
They students are cleaning the classroom 对cleaning the class
改病句:At moment,they are cleaning the classroom.
改错 At moment,they are cleaning the classroom.
They are cleaning the classroom.(改为一般疑问句)
The students are cleaning the classroom.They are busy.(合并成一句
The students are cleaning the classroom.
they[ ]the classroom now.are cleaing all are all cleaning al
They are cleaning the house.
They are cleaning the window
They are (cleaning the classroom)now 对达括号的提问
After they ____ cleaning the classroom,they ____ home yester