问题补充:
----How many times have you been to China?
--- In fact, it is the third time that I here.
A. was
B. am
C. had been
D. have been
答案:
A. was
B. am
C. had been
(答案→)D. have been
解析:考查固定句型。It is/was 序数词 time that从句;从句中使用现在时/过去完成时。本题前面的is,故使用现在完成时。句意:这是我第三次来这里。