问题补充:
– Have you ever been to the city before?
– No. This is the first time I here.
A. was
B. have been
C. come
D. am coming
答案:
A. was
(答案→)B. have been
C. come
D. am coming
解析:考查固定句式中的时态。It /That/This is the...time that sb have done sth;It /That/This was the...time that sb had done sth。结合日常生活实际,能够计算到这是第几次做某事,表明该动作已经发生,因此,要用完成时态——主句用现在时,从句用现在完成时;主句用过去时,从句用过去完成时。句意:—你之前来到这个城市吗?—没有,这是我第一次来这里。因为本句前面使用了is,故B正确。