M: that's strange. I don't recognize any of the ones we had from that description. Are you sure they were in this shop?

M：这就怪了，我不记得有你说的这一种，你肯定是在这家商店吗？

youdao

Daniel: OK. Thanks, Jenny. Now we"ve learnt more about manners in the UK. I"m sure they"re helpful to us.

开尼尔：好的，谢谢，珍妮。现在我们已经了解了更多有关英国的礼仪。我确信它们对我们很有帮助。

youdao

They might be having a meeting, but I"m not sure."

他们有可能在开会，不过我不肯定。

youdao

"Celebrating with our family." "Presents!" "I usually get presents that say Santa Claus on them but I'm not really sure if they're from him."

VOA: special.2009.12.21

Why don't we give Philip both the matching pair and give you each a pair of socks since he didn't get to wear this one, they are brand new, in fact, and a big round of applause for what I'm sure is a little difficult.

我们为什么不给飞利浦一双配对的袜子,给你们每人一双袜子,他还没穿这双袜子，所以这双还算是全新的，再次以热烈的掌声对他们表示感谢,这样的模仿还是有一些难度的。

哈佛公开课 - 计算机科学课程节选

They've done some research. I'm not exactly sure if you can officially learn language from watching movies,

他们做了些研究。我不确定从官方的角度来讲，你是不是能够边看电影边学英语，

英语学习技巧 - SpeakingMax英语口语达人

"I'm sure they'll be open and frank, as I'm sure they've always been able to talk to one another, " Jarrett said.

CNN: Obama looking to make impact quickly, aides say

And let me say, those folks on the other side, I am sure they are patriots, I'm sure they're sincere in terms of what they say.

WHITEHOUSE: President Obama Speaks on Skills for American Workers

I'm sure the Jets were trying to shop Tebow, and I'm sure they kept getting denied.

WSJ: Tebow left to wonder what's next after cut by Jets