Here are the answers—although I am sure that the information could equally well apply to countries other than those I have chosen.

以下是答案，我确信这些资料除了适用于我选的这些国家，还同样适用于未选择的国家。

youdao

I am sure that the woman is from Canada.

我确信那位妇女是加拿大人。

youdao

I am sure that the Libyan people will need much, much more.

我确信，利比亚人民会需要的比这更多、更多！

youdao

"I am sure that the cooperation between the countries in the field of strategic security is more effective for both Russia and the United States than any AMD , any armed forces or any military operation."

VOA: standard.2009.09.17

I don't know about that. I am not so sure." But then, we realized that like when we walk out that door, it's the whole world again. So you get sucked up by your group, by your sort of identity.

我不知道，不是很确定，然后呢，我们就意识到走出那个大门，又是一个完整的世界，所以你就会,被你的团体，你的身份所束缚。

普林斯顿公开课 - 人性课程节选

Again it's like anyone who does important things it's hard to judge the whole picture and on that I am sure he has created value for the economy.

同理，对于那些做着重要事情的人们,很难估测大局,不过我很肯定的是,他已经为经济创造了价值。

耶鲁公开课 - 金融市场课程节选

And I am sure that the violence that you referred to will not be the last.

WHITEHOUSE: Press Briefing

Well done BBC for this inspiring piece and I am sure that the BBC science festival from Makerere University will be a success!

BBC: What if Africa were to become the hub for global science?

"But I am sure that the international wrestling body will not let the sport be shown the door from the Olympics, " he said.

BBC: India wrestlers shocked at Olympics move to drop sport