The students must keep the classroom ____everyday.
The students must keep the classroom ____everyday.
We must ___(keep) the classroom clean.
The students promise that they will keep the classroom clean
改错:We must keep the classroom cleaning erery day.
We must keep our classroom clean The sentence stucture here
we must keep the classroom clean的句子基本结构
The classroom is very dirty .You must keep it _____.
we must keep the classroom cleaning every day,改错
Everyone must ( ) the classroom ( ). A.keep; to c
the classroom must _____(keep)clean every day
The classroom must
英语:keep用法1.We must keep the classroom .A.clean B.to clean C.