know的过去分词形式为known，过去式为knew。英语单词know可作动词，中文意思是“知道；知悉；了解；认识，认识到；懂得；意识到；确信；确知；肯定”。
know
一、词性转换
第三人称单数： knows
现在分词： knowing
过去式： knew
过去分词： known
二、词汇搭配
～+名词
know art 懂艺术
know delight 体验喜悦
know English 懂英语
know grief and happiness 体验欢乐与悲伤
～+副词
know best 最了解
know long 结识很久
know most 最清楚
know well 相当了解
～+介词
know about 知道…
know all about Chinese history 精通中国历史
know as 作为…认识
know by 以…方式熟悉,在…方面了解
know sb by name 只知某人的名字
know sb by sight 同某人面熟
know from 能分辨…
know a friend from an enemy 分清敌我
know right from wrong 分清是非
know of 听说过,知道
三、双语例句
1.Excuse me, do you know how to play chess?
请问,你知道怎么下国际象棋吗?
2.All I know is that she used to work in a bank.
我只知道她曾在银行工作过。
3.He really knows how to turn on the charm.
他确实懂得如何一展魅力。
4.So I knew it was the right place for me.
所以我意识到，这就是我应该呆的地方。
5.He knew he could trust her.
他确信她是可以信赖的。
