A:He has already gone back to australia,______ ? B:_______.He's on a visit to Qingdao.

问题描述:

A:He has already gone back to australia,______ ? B:_______.He's on a visit to Qingdao.
A.isn't he;NoB.hasn't he;YesC.isn't he;YesD.hasn't he;No
为什么答案选A?

附合前肯后否,回答正常:yes是的 no不是.选D.