He did not know how he ought to behave.
他不知道自己应该怎样表现。
The ideal companion machine—the computer—would not only look, feel, and sound friendly but would also be programmed to behave in a pleasant manner.
理想的伴侣机器——电脑——不仅外观、感觉和声音友好，而且还会被编程以令人愉快的方式行事。
Children must learn to behave at table.
小孩必须学会吃饭时的规矩。
你得守规矩。
I could not understand why she felt compelled to behave so rudely to a friend.
我不能理解为什么她非要如此粗鲁地对待一位朋友。
I told you I promised my good Fairy to behave myself, and I am going to keep my word.
我跟你说过，我答应过我的好仙女要规规矩矩的，我一定会遵守诺言的。
I want you to behave yourselves while I'm away.
我不在家时你们要乖乖的。
Pinocchio promised to study and to behave himself.
皮诺乔答应好好学习，守规矩。
My biggest challenge is learning how to behave at the dinner table.
我最大的挑战是学习如何在餐桌上举止得体。
Dr. Fine found that they could be more easily taught how to behave calmly if allowed to hold their pet gerbil.
费恩博士发现，如果允许患病儿童拿着他们的宠物沙鼠，就可以很简单地教会他们如何表现平静。
The ideal companion machine would not only look, feel, and sound friendly but would also be programmed to behave in an agreeable manner.
理想的伴侣机器不仅要有良好的外观、触感和声音，而且还要经过编程，使其行为举止令人愉悦。
You should know better than to behave like that.
你应当明白事理，不该那么不懂规矩。
The real winners in sport are those who know how to persevere and to behave with dignity-whether they win or lose a game.
在体育运动中，真正的赢家是那些知道如何坚持和表现得有尊严的人——无论他们在比赛中是赢还是输。
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。
Mayors want local companies to behave ethically.
市长们希望当地公司按道德行事。
They were asked to behave with the gravity that was appropriate in a court of law.
他们被要求在法庭上表现出应有的严肃态度。
If software promises to save lives on the scale that drugs now can, big data may be expected to behave as big pharma has done.
如果软件在拯救生命方面可望达到药物的水平，那么大数据也可能会和大型制药公司一样行事。
They continued to behave as they did in the beginning.
他们继续像开始那样做事。
The child has never been in such a fine house and does not know how to behave.
这孩子从来没有住过这么好的房子，也不知道该怎么做。
Nobody who comes to this club is allowed to behave like a prima donna.
任何参加本俱乐部的人都不能耍大牌。
If you don't know how to behave yourself at table in a foreign country, you should copy the host.
如果你在国外吃饭不懂餐桌礼仪，你应该照主人的样子去做。
Many people love travelling to different countries, but if you plan to go abroad, you should know how to behave in different situations around the world.
许多人喜欢去不同的国家旅行，但是如果你打算出国，你应该知道在世界各地面对不同的情况时要怎么做。
Forcing a child to behave morally may prevent her from internalizing the lesson you're trying to impart.
强迫孩子按道德行事可能会妨碍她将你试图传授的教训内化。
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