我相信每个人都有他自己的梦想，当警察，老师或者科学家等等。

I believe everyone has his own dream, to be a police, a teacher or a scientist and so on.

youdao

每个人都有梦想，我相信即使是一只狗或猫都有自己的梦想。

Everybody has a dream, and I believe even a dog or a Kitty has their dream, too.

youdao

我开始加倍的努力，加倍的学习英语，我相信总有一天我会成功的每个人的心中都有自己的梦想，只是我们都没有坚持去实现。

I began to redouble our efforts, redouble our study English, I believe that one day I will be successful. The hearts of every person have their own dreams, but we did not insist to be realized.

youdao