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- Do you know for sure that they will win? 你肯定他们会赢吗?
- You know for sure the class was canceled? 你很肯定那节课给取消了么?
- Do you know for sure exactly what happened? 你真的知道发生了什么事吗?
- Do you know for sure( that) they will win? 你肯定他们会赢吗?
- No one knows for sure what happened to Bill. 没有人确切知道比尔出了什么事。
- Alicia: How do you know for sure? 艾莉西娅：那你怎能确定呢？
- No one knows for sure how people first learned to preserve food. 没有人确切地知道当初人们是如何学会保存食物的。
- I am going to take a throat culture so we'll know for sure. 我准备做一次咽喉细菌培养，以便确诊。
- I'm going to take a throat culture so we'll know for sure. 我准备做一次咽喉细菌培养，以便确诊。
- He doesn't know for sure that his grandfather has passed away. 他不能肯定地知道爷爷是否已去世。
- I know for sure that he must have done something terrible. 我敢肯定他一定做了什么天大的坏事。
- I know for sure that his conclusion is based on truth. 我已了解清楚,他的结论是以事实为依据的。
- When is Nemesis II due out? Truth is, I don't know for sure. 什么时候复仇女神II可以发行？事实是，我也不是很确定。
- Who can know for sure when teenage anguish will turn homicidal? 谁能确定青少年精神上的痛苦会在什么时候令其杀人？
- Nobody knows for sure what has happened. 没有人知道究竟发生了什么。
- No one knows for sure what happened. 谁也不知道究竟发生了什么事。
- No one knows for sure how the Moai came to be. 没有人确切知道毛埃的来历.
- Lyme disease?No one really knew for sure. 莱姆病?没有一个医生能确诊。
- I know for sure that the chances are in favor of those who are always ready. 我确实相信,机会属于时刻准备着的人。
- Sal: Hard to know for sure, but we believe in aloha'aina: love of the land. 赛儿：确实很难讲，但是我们相信阿啰哈爱纳：对土地的热爱。
