I'd never have expected him to behave like that; he's a real Jekyll and Hyde. 我從來沒有想到他會那樣，他真是有善惡雙重人格。
What influenced you to behave like that? 你是受了什麽支配而那樣做的?
If you continue to behave like this you will give them/provide them with grounds for dismissing you. 你照這樣下去就讓他們找到辭退你的理由了。
It's only cheapening yourself to behave like that. 那樣做只能使你自貶身價。
If you behave like that in front of my friends again, I'll disown you! 你要是再當著我朋友的面那樣做，我就和你一刀兩斷！
If you behave like that, you'll get yourself disliked. 如果你的行為那樣，你會讓人厭惡的。
He said it was silly of her to behave like a housekeeper, and he wanted to introduce his friends to her, so she went to the door, just once, and said good evening and that was that. 他說她很傻，舉止像管家婆一樣。他想介紹她認識他的朋友，於是她走到門口，就一次說了「晚安」, 沒有別的了。
