What is he doing?答案我想就用一个词是用Sleep.还是Sleeping.是不是象动词开头都要原形祈使句?

What is he doing? What is he doing What is he doing? what is he doing ------he is p______b_______. what is he doing 中文翻译,我完成个任务. 请教What is he doing和What he is doing的句子成分我觉得he是主语,is doing是动词,what是补语,做is doing的补语? what.is.he.doing的中文是什么意思 what he is doing?这句话对吗? what he is doing 和 what is he doing有什么区别? What is he doing He's__________(writing,drawing) 选择填空He is going to buy a birthday cake.A.What is he going to do?B.What is he doing now?我选择A对吗？ what does he doing和what is he doing的区别?不知是否正确,请赐教! 写出''what is he doing''和''what does he doing''答语 What is mingming doing?He is riding a bike. What do you think he is doing还是Whai do you think is he doing? I didn't know what--------then.A.he was doing B.was he doing C.he is doing D.is he doing what is he doing?he is dancing.what's---him?A snowman,him前面填什么 What is he(she) doing on sunday?怎么翻译