She doesn't know how to behave in public.

她在公共场合举止无措。

《牛津词典》

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Mr. Blake was a gent. He knew how to behave.

布莱克先生是位绅士，他知道该怎样行事。

《柯林斯英汉双解大词典》

Some stories are religious, others are moral, like the one about how to behave when you fall in love.

VOA: standard.2009.12.11

And finally, there's a new situation and no model of how to behave.

最后，如果这个实验没做过,我们就没有行为模式可以借鉴。

耶鲁公开课 - 心理学导论课程节选

However, the question is, how do I choose to behave, to act as a result of it?

问题在于，我要选择怎样的行为，去表达情感？

哈佛公开课 - 幸福课课程节选

Mainstream society still has no clue about how to behave when confronted with homosexuality.

CNN: ASIANOW - TIME Asia | Young China | 'Is There Anything Wrong with Love?'

Encourage and support private-sector efforts to teach youngsters how to behave ethically in cyberspace.

CNN: Global panel issues Internet security recommendations

It struck me that workers deal with personal tragedies every day, and there's no rulebook for how to behave.

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