Do you know what that is
知道───know;你───you
All the actors know the play backward.───所有演员对剧本都熟知到可以倒背如流.
We must know how to judge people.───我们必须善于识别人.
She was the nicest person I know.───她是我所认识的最和善的人.
Fools never know when they are well off.───人若愚痴,有福不知.
His secret died with him, and now we shall never know the truth.───他的秘密随他一起离去, 现在我们永远也不可能知道真相了.
I do know that flower, but I can't put a name to it.───我的确认识哪种花, 但叫不出名称.
It is very useful for a person to know how to swim.───对一个人来说会游泳是很有用的.
Do you know that boy?───你认识那个男孩 吗 ?
They know me-I'm a regular customer.
The husband is always the last to know.
To know one's self is true progress.
You may know the horse by his harness.
Would you know your daughter, see her in company.