What is we can do is to stop him?改为疑问句应该是改What we can do is to stop him的疑问句，不好意思，麻烦大家再改改

what can we do when there is nothing to do? What is we can do is to stop him?改为疑问句应该是改What we can do is to stop him的疑问句，不好意思，麻烦大家再改改 Could you explain what greenhouse effect is?What can we do with it?回答这个话题! What is important to one’s health?What can we do to improve student谢过 It is beside the blackboard.We can see what we do at that time.It is a __________. it is anything else we can do 六年级water is important作文!Where can we see water?What can we use water to do?What may happen if there is no water? What can we do What can we do What you can do is wait What we can do is ____(help) the poor children.填“to help”为什么? i guess riding is out of question,any ideas of what we can do inside? let is find out what eles is we can do to save as much animals as possible 翻译怎么 What we know is nothing; what we do not know is immense中文是什么意思? What we know is not much.What we do not know is immense. what we can do 还是 what can we do 英文语法问题 :what we can do is 后面什么时候加to do 什么时候加do我记得好像有加do的情况的 what can we do?翻译