know for sure 明確知道
這是在表不很明確地知道某事時(shí)用到的表達(dá)??梢詥为?dú)使用為 know for sure,也可以使用 know for sure 主語(yǔ)+動(dòng)詞的形態(tài)。沒有自信時(shí),經(jīng)常會(huì)用作否定形式。
例句:
All we know for sure is that he seems to hate Liz as much as I do.
我們都知道,他像我恨莉斯一樣恨她。
I think she might be a lesbian but I don't know for sure.
我覺得她是個(gè)同性戀,不過不太肯定。
She only suspects something. She doesn't know for sure.
她只是在懷疑斷么,不過她也不太確定。
對(duì)話:
A: I know for sure I'll become a lawyer.
我敢肯定我能成為一個(gè)律師。
B: You'll have to study really hard.
你得努力學(xué)習(xí)了。