It’s the second time that I in Beijing. What great changes! It’s years since I here last

问题补充：

It’s the second time that I in Beijing. What great changes! It’s years since I here last time.

A. went; had left

B. had been; left

C. have been; left

D. have; had left

答案：

A. went; had left

B. had been; left

(答案→)C. have been; left

D. have; had left

解析：在It’s the second time that…句型中，从句用现在完成时态。