我在图书馆偶然发现了这本绝版书。

I ___found this out-of-print book by chance in the library.

我发现这个提议相当令人不安。

I ___find this proposal quite disturbing.

法官认定这起事故是司机的责任。

The judge ___found the driver responsible for the accident.

河水最终找到了自己的河道。

The river eventually ___finds its own path.