abbr.you have 你(们)已经;
例句:
Don't you realize what a scare you've given us all?
你难道不知道你把我们大家都吓得不轻吗?
You've a very good idea there. It will make a good book.
你构思很好,可用来写一本佳作。
I'm sure you've got it wrong. Kate isn't like that.
我敢保证你弄错了,凯特不是那个样子的。