—How well do you know the Opera House?—I know the place very well. I Sydney many times.A.

问题补充：

—How well do you know the Opera House?

—I know the place very well. I Sydney many times.

A. have been in

B. have been to

C. have gone to

D. have arrived in

答案：

A. have been in

(答案→)B. have been to

C. have gone to

D. have arrived in

解析：本题的含义是我知道悉尼歌剧院这个地方，因为我去过许多次，表示去过某地，现在此处可用have been to+地点，表示去了某地，不在此处可用have gone to，本题的意思表示前者，故选B。