______ clean the classroom.
______ clean the classroom.
— The classroom is ______ clean ______ it was yesterday.
______ she going to clean the classroom this afternoon _____
The classroom is dirty,snd it needs ______(clean).
clean the classroom
保持-------the classroom clean.
who ____(clean) the classroom?
i must____(clean) the classroom.
let is clean the classroom?
The teacher asks us ______(not clean)the classroom every day
Will you please ______ me to clean the classroom?I'm afraid
Must we clean the classroom now?No,you needn't.It ______ aft