你好,翻译是：He is good at looking after/taking care of animals who are sick
或者是：He does well in looking after/taking care of animals who are sick
短语look after=take care of =care for
短语be good at doing sth=do well in doing sth
“你帮的人越多,就感到越幸福”的翻译是：The more you help people,the happier you will be
希望对您有用,祝您学习进步,天天开心
望采纳谢谢