我就直接上你中文部分的翻译了哈,全部自译,
Then he checked the surveilance video of the streets around the zoo,finding that the monkey was escaping towards the belfry,on which the zoo director and his colleagues saw notes everywhere written "sorry,we just need for freedom".At last,they caught the monkey back to the zoo and passed an agreement that "letting the animals find their freedom back" by sending them to a hill nearby the belfry every month.