It's the first time that he has been to Australia ？A. isn't heB. hasn't heC. isn't itD. ha

问题补充：

Its the first time that he has been to Australia，？

A. isn he

B. hasn he

C. isn it

D. hasn it

答案：

A. isn he

B. hasn he

(答案→)C. isn it

D. hasn it

解析：在“Its the first time that＋从句”句型中，反意疑问部分的主语与助动词应与主语一致。因此C项正确。