This is the first time that I it.
A. see
B. saw
C. had seen
D. have seen
网友回答
A. see
B. saw
C. had seen
(答案→)D. have seen
解析：本题的固定句式为：It/This is/was the序数词 time that从句，句意：是某人第几次做某事的时候了。如果前面是is，后面就使用现在完成时；如果前面是was，后面就是过去完成时。句意：这是我第一次看见他。前面有is说明后面使用现在完成时的形式。故D正确。