He stay in a factory 一般疑问句 和we stay in a factory 和 They buy a book和they are student还有They went home yesterday
问题描述：
He stay in a factory 一般疑问句 和we stay in a factory 和 They buy a book和they are student
还有They went home yesterday
答
Does he stay in a factory?
Do you stay in a factory?
Do they buy a book?
Are they students?
Did they go home yesterday?
请注意是students?
答
首先,应该是He stays in a factory.
Does he stay in a factory?
Do we stay in a factory?
Do they buy a book?
Are they student?
Did he go home yesterday?