Is he busy为什么这里用is 而不用does讲明原因

Is he busy为什么这里用is 而不用does讲明原因 he says he is busy 这里的 says 为什么加 s He is the man which he was.这里为什么不用who而用which呢, he is got the flu这里为什么要用is Does he jump high?为什么这里用Does/而不用Is? I am busyhe said和He says he is busy相同吗?为什么? Busy ___he is,he always finds time for sports.A.as B.although为什么although在这里不对呢? He is busy. He __wants to e-mail__ her now. 为什么用划线部分的理由 He is _____ busy today neither of them is right ,is he?为什么用 is he 而不用is it? Is he talking to a customer?这里为什么不用Does,而用Is?这里的主语不是第三人称单数吗?应该是DOES才对啊? hello,may i have an appointment with the headmaster?为什么不用sorry,he is busy at the moment而用certainly ,wait a minute ,please 为什么这里用is? he is busy now.这句话的busy为什么不用ing形式 英语AT 用法..为什么 I write at the park 这里为什么用AT 而 he is playing in the park这里为什么用IN 为什么 I write at the park 这里为什么用AT 而 he is playing in the park这里为什么用IN我还有想问的. Ben is busy now.He is making a shaker.It is a ____.这里应该填什么,题目要求是猜词 He is the man whom you have been looking for请问这里为什么不用who而用whom?