单项选择 The October of 2005 ( ) anther successful launch of manned spaceship in china.

问题描述:

单项选择 The October of 2005 ( ) anther successful launch of manned spaceship in china.
A.have seen B.had seen
C.saw D.was seeing

C 见证了
用一般过去时即可,因为不强调对现在的影响,不用完成时
请及时采纳,多谢!