He has three books改为一般疑问句
用does开头，就是对应的一般疑问句啦。即does he have three books？他有三本书吗？要特别注意不能用has打头，has要变成have哦。回答一这个般疑问句可以说yes，he does.或者no，he doesn't.
引申开来，要改成否定句，主语he后面直接加上doesn't，应该是he doesn't have three books.他没有三本书。
用does开头，就是对应的一般疑问句啦。即does he have three books？他有三本书吗？要特别注意不能用has打头，has要变成have哦。回答一这个般疑问句可以说yes，he does.或者no，he doesn't.
引申开来，要改成否定句，主语he后面直接加上doesn't，应该是he doesn't have three books.他没有三本书。