I don't believe they have finished their work yet,have they 如何回答.Yes.,they ( )

I don't believe they have finished their work yet,have they 如何回答.Yes.,they ( )
I don't believe they have finished their work yet,have they 如何回答.Yes.,they ( )

I don't believe they have finished their work yet,have they 如何回答.Yes.,they ( )
我不相信他们完成了工作,不是吗?
yes,they have.不,他们完成了.
yes,后面跟肯定,
No ,后面跟否定,
形式上是一定不会错的.只是译法有些差别.
如果是：No ,they haven‘t .要译成：是的,他们完成了.

haven't

yes, they have.
希望能够帮到楼主