When Columbus got to America he thought he ---India A.reached B had reached 为啥选B 我错选了A

问题描述:

When Columbus got to America he thought he ---India A.reached B had reached 为啥选B 我错选了A

因为这里说的是当他抵达美洲大陆时(这是过去发生的事情),他以为自己已经到了印度.强调的是到达了印度并且这种行为的结果仍在持续,所以用过去完成时态.