We are living in very unusual times and I am sure that Ben Bernanke and other central bank presidents are losing sleep right now because this is a time to challenge monetary policy makers.

我们现在正生活在一个非常特殊的时期,并且我很肯定本？伯南克,和其他中央银行行长们,正在日夜担忧，因为,现如今是一个挑战货币政策制定者的时代。

耶鲁公开课 - 金融市场课程节选

Absolutely. You just have to be careful and you know, constantly be looking everywhere.

肯定的啦。你不得不小心一点，并且不断地观察周围的情况。

喜欢自行车 - SpeakingMax英语口语达人

and undoubtedly you have heard and used "who" questions many times before.

毫无疑问，你肯定已经听过并且使用过“who”问句很多回了。

Who 课堂 - SpeakingMax英语口语达人