问题补充:
This is the first time that I it.
A. see
B. saw
C. had seen
D. have seen
答案:
A. see
B. saw
C. had seen
(答案→)D. have seen
解析:考查固定句型中的时态。固定句型:It is/was the 序数词 time that sb 现在完成时/过去完成时…;句意:这是某人第几次做某事的时候了。如果前面是is,后面使用现在完成时;如果前面是was,后面使用过去完成时。本题前面的is,说明后面使用现在完成时。故D正确。