问题补充：
The first time I here, it was the year of 1980; this is the third time that I to Chongqing.
A. came; had visited
B. had come; visited
C. came; have visited
D. had come; have visited
答案：
A. came; had visited
B. had come; visited
(答案→)C. came; have visited
D. had come; have visited
解析：考查固定句型：第一空是过去时，因为the first time引导的时间状语从句，和主句一致，第二空填现在完成时，句型是：This Is the first/second/third time+从句，从句中用现在完成时，第二空填过去时，句意是：--我第一次到这儿是在1980年。--这是我第三次到重庆。选C。
