为什么是what is she doing for vacation.而不是what does she do for vacation

what is happening? she asked.为什么是is happening. 为什么是what is she doing for vacation.而不是what does she do for vacation 为什么是What is this 而不是This is what? what does yur new English teacher look like?--------she is a pretty lady__long hair为什么是with She said ,'What I mean is 'No problem.'这里的mean是什么词性,为什么是mean不是meaning? what is she what she is 区别? 为什么是what fun it is to. what sport will she play?为什么是sport不是sports Have you ever seen his daughter SHe is very beautiful.------Really?(____)A.What does she like?B.What is she look like?C.What is she like D.How is she?能不能把这一类的题目告诉我可答案是c.为什么是c what is that?It is C.为什么是 It is? what is going on with this work 为什么是what , 为什么是what was that 不是 what is that What is she like what is she going what is she doing? WHAT IS SHE? What is she talking_________? what 引导的主语从句作主语时,谓语的数由后面的表语或宾语确定.例如：What she said is correct.谓语单复数不应该由What she said 主语确定吗?为什么是后面?