we should keep the river clean.(一般疑问句)
we should keep the river clean.(一般疑问句)
we should keep the water clean(改为一般疑问句)
we should keep our ( )《river》and ( )《ocean》clean.
We should keep quiet in the library. 改成一般疑问句
We should keep the nice room clean
We need to keep the water clean.(改为一般疑问句) _______we_______to
we should clean the classroom every day该被动语态一般疑问句
We should keep the water clean 的汉语意思是?
1.we should keep our ____ (头脑)clean.
We should keep our classroom _______(clean).
We clean the classroom on Friday afternoon.改为一般疑问句
we have to clean the classroom改为一般疑问句