改为反义疑问句

问题描述:

改为反义疑问句
they are built a new one,______?
she looks unhappy,______?
he never did his homework,_____?
let us go out,_______?

they are built a new one,aren't there? she looks unhappy,doesn't she? he never did his homework,did he? let us go out,will you_?反义疑问句前面肯定后面用否定有不会的可以再问我