Be nice 友善点儿
例句：
When I was a kid,my mom always told me to be nice to everybody.
当我还是一个孩子时，我妈妈总是告诉我要对所有人友善。
Come on, is your brother.
别这样,杰克.友善点儿,他是你弟弟。
A:Why should I listen to you?Who do you think you are?
我为什么要听你的？你以为你是谁？
B:Stop, can't say this to your dad.
别说了，乔伊。友善点儿。你不可以对你爸爸说这样的话。