what does he happen?为什么错

what does he happen?为什么错 what does he happen?和what happened to he?哪句正确,错的那句又是为什么错的? what club does he play-___________ 为什么 What is inflation? Why does it happen? what happen为什么没有助动词 What is he does哪错了 What does he-------(guess) What does he want? What does he have? What does he like? What does he enjoy? what does he