Before he___(leave)school,he cleaned the classroom
Before he___(leave)school,he cleaned the classroom
he has cleaned the classroom 对 cleaned the classroom提问
Where is Mike?He‘s still in the classroom.He___(leave)until
___the windows before you leave the classroom.
1.He has cleaned the classroom(对“cleaned the classroom”提问)
--- When did he leave the classroom?
_________turn off the lights before you leave the classroom?
------the windows before you leave the classroom.(please),谢了
Before you leave the classroom,please r____to close the wind
把 The student had cleaned the classroom before the teacher's
Before you leave the classroom,please ________the lights.
He sits at the back of the classroom.He___ __at the bank of