Do she have ···?为什么she后面不用has,而用have?

Do she have ···?为什么she后面不用has,而用have? ···she have a new pen?选那个?A、Do B、Does C、Is 反义疑问句is ,have的问题she's never read the book before,has she 为什么用have？还有许多例子我现在举不出，前面是is后面用have,do,什么的，或前面是have后面用do，is的，为什么阿 对……抱歉 为什么用 Do you have any fruit 为什么不加s I do not have baseballs.为什么baseball要加s? Do you know I have a new friend in class Five?What does she look like she has thin and hair?Is she tall NO,she's short. excuse me,do you know miss black's telephone number?sorry,i don't know.she ( )it since yesterday.a.has changedb.have changed为什么?she 不是应该选a的吗 为什么有些句子的动词要加ing ,s,还有 怎样问答Do you have...Does he/she...为什么有些句子的动词要加ing ,s,比如说：plays playing之类的还有...怎样问答Do you have...Do you like 另外请说简单点 What she did has nothing to do with us.为什么不用have Do you think she has a healthy lifestyel?为什么 不用 have what she really wants to do now is （to have ）her bike （repaired ）为什么填to have repaired 单项选择1.--Kate's learnt how to surf.--________.And_______.A.So she has;so do I.B.So she has;so have I.C.So she does;so do I.D.So she is;so am I. It is strange that she should have failed to see her own shortcomings.这句话里为什么不是用S不是说it is adj that...(should) do 为何不是用should fail? What does your mother do?She's a teacher.为什么选does? she should do her own work 为什么work不加s啊 she made to raise money for charity这里为什么用s（主语）+made+to do she's just wondering how to do it.(为什么wondering加ing形式） she's always telling him to do something?这句里的telling为什么不用tell?