I've known him for four years
认识───know;四年───Four years
She was the nicest person I know.───她是我所认识的最和善的人.
Do you know that boy?───你认识那个男孩 吗 ?
I don't know what to do with it.───我不知道这件事该怎么处理.
I don't really know, I'm just guessing.───我真的不知道, 我仅仅是猜想.
You don't know the facts, so keep your mouth shut!───你不了解情况, 别多嘴!
When I call your name, shout out so that we know you're here.───当我叫到你的名字时请大声响应,以便大家知道你来了.
Our next door neighbour is a real noesy parker . He always has to know everything about everybody on our street.───我们隔壁的邻居真是个包打听, 这条街上所有住户的事他都想知道.
You wouldn't know him.───你一定不认识他。
Know something like the palm of one's hand.
No, but I know him by sight.
"You know I'm right!" she jeered.
They know me-I'm a regular customer.
The husband is always the last to know.