I helped my mother_____【clean】 up all the rooms yesterday.Ecah of us____【be】in the classroom now.用所给单词适当形式填空.把原因写出来!

问题描述:

I helped my mother_____【clean】 up all the rooms yesterday.
Ecah of us____【be】in the classroom now.用所给单词适当形式填空.把原因写出来!