---Hes already back to Australia ?---. He is on a visit to Shanghai.A. isnt he; NoB. has

问题补充：

---Hes already back to Australia,?

---. He is on a visit to Shanghai.

A. isn he; No

B. hasn he; Yes

C. isn he; Yes

D. hasn he; No

答案：

(答案→)A. isn he; No

B. hasn he; Yes

C. isn he; Yes

D. hasn he; No

解析：本题考查的是反义疑问句，因为陈述句为肯定句，后面简略问句为否定句，，回答的时候根据实际情况回答，事实上是肯定的，用yes，事实上是否定的用no，根据后面的He is on a visit to Shanghai.故选A