He often forgot how to behave well.

他经常忘记如何举止得体。

youdao

They agreed as long as I promised to behave well.

只要我保证好好表现，他们就同意了。

youdao

We were expected to behave well.

大家期望我们表现良好。

youdao

He was not to be served because he visited the bar often and did not behave well.

VOA: special.2010.01.08

Then you have to ask, well how are the financial assets going to behave over time?

之后你还得追问，这些金融资产的,未来表现如何？

耶鲁公开课 - 金融市场课程节选

We expect you to behave responsibly and we will as well. All right.

好吗？我们希望你们能表现的有责任感,我们也会这样做的，好的。

麻省理工公开课 - 计算机科学及编程导论课程节选

If Lohan can get his anammox bacteria to behave well enough to deal with pig and cow waste, maybe the livestock too will appreciate the Living Machine's vegetation.

FORBES: Magazine Article

The great majority of people know how to behave, want to do their jobs well, and are predisposed to be helpful to their colleagues.

FORBES: Control Technology Choice, Not Technology Use

Our car seems to behave quite well over the kerbs, we've got the balance feeling quite good.

BBC: Kovalainen top as McLaren shine