we finded evidence from fossil in rocks and then tell that many living species have become extinct

问题描述:

we finded evidence from fossil in rocks and then tell that many living species have become extinct
是病句吗

we found evidence from fossil in rocks then told that many living species had become extinct.
怎么改都觉得很不顺畅呢.
find 过去式是found,整句话就是用过去时.后面的动词也要相应的发生变化.