Do you have a school trip? 是用Yes,I do 还是yes I have

问题描述:

Do you have a school trip? 是用Yes,I do 还是yes I have
为什么用 yes I do

Yes,I do为什么用 yes I do一般疑问句的简略答语中,通常都要用到打头的be动词、情态动词、助动词。这里是助动词do打头,所以简略答语中就用do.