-What should we do?-We must keep our classroom _____.A.cleaned B.cleaning C.cleanA,B,C三个选项是什么词性啊?

what should we do today We should ---------- what to do next .(consideration) What should we do before meals? we do should what句子排序, what should we do?的回答 What should we do to prevent AIDS? What should we do?那个“should”可以换成“shall”吗? Should it happen,what would we do?______it happen,what ______ we do?填should;would what+we+should+do+和what+should+we+do+的区别 we should do what we can protect the environment改错 We don"t know what we should do next What should we do before we go bed? What should we do before we go to bod? what should we do when we have a fever ?/是什么意思 What should we do?when we have the fever what should we do before we c_____ the road. what should we do before we enter a house in do you think {what should we do?}填啥