—It is the first time that I here in Hong Kong.—What great changes！It’s ten years since I

问题补充：

—It is the first time that I here in Hong Kong.

—What great changes！It’s ten years since I here last time.

A. have been；came

B. have been；have come

C. am；came

D. was；have been

答案：

(答案→)A. have been；came

B. have been；have come

C. am；came

D. was；have been

解析：考查时态。It is the first time that从句用现在完成时；第二空根据时间状语last time可知，用一般过去时，选A。