把 The student had cleaned the classroom before the teacher's
把 The student had cleaned the classroom before the teacher's
the classroom —cleaned by some student
She has cleaned the classroom.(The teacher knows)
Before he___(leave)school,he cleaned the classroom
he has cleaned the classroom 对 cleaned the classroom提问
the student told his teacher ----- had happened
将下列主动语态变成被动语态:The student have cleaned the classroom.
The classroom is cleaned by the students.
The students have cleaned the classroom,_______?
from the hallway( )the student's teacher
The monitor had _________ the test papers before the teacher
---Who cleaned the classroom yesterday?---John ().A.cleaned