This is the first time that Iit.A. seeB. sawC. had seenD. have seen

问题补充：

This is the first time that Iit.

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：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。