1.
He doesn't know, does he? -- Yes, he does.
他不知道吧? --不， 他知道。
2.
He knows, doesn't he? -- No, he doesn't.
他知道吧? --不， 他不知道。
3.
`I see,' he commented wryly.
‘我知道。’他挖苦说。
4.
Do you understand anything they're saying?
你知不知道他们说什么？
5.
He knew they were tracing him.
他知道他们正在追踪他。
6.
He knows he's not a fit match for you.
他知道他配不上你。
7.
Only then did he realize that he had been wrong.
这时他才知道他错了。
8.
He makes out he knows the answer.
他声称他知道答案。
9.
I know of him, but I do not know him personally.
我知道他，但不认识他。
10.
He doesn't know where he is.
(英)他不知道他自己的立
11.
If he ignores this, he himself will be ignored.
若有不知道的、由他不知道罢。
12.
You don' t know his address, neither do I.
你不知道他的地址，我也不知道。
13.
I know little about him except that he lives downstairs.
我对他知之甚少，只知道他住在楼下。
14.
Everybody knows he is an apple-polisher.
谁都知道他是个马屁精。
15.
What do you know about him ?
关于他，你知道些什么？
16.
You know, he's a bit hard of hearing.
你知道吧?他耳朵有点聋。
17.
I know the reason why he was angry .
我知道他生气的原因。
18.
Do you know how old he is?
你知道他有多大年纪吗？