The purpose of these exercises is to save lives in the future, when Marines are sent out on real missions.

VOA: standard.2010.04.06

The early poems are not merely brilliant literary exercises in and of themselves, although of course they are that.

早期的诗不仅仅是杰出的文学练习,虽然他们当然b本身就是。

耶鲁公开课 - 弥尔顿课程节选

Yes, but only the stuff that was assigned, the Listening Exercises that are assigned early on.

有的,不过只要处理好之前布置的东西,做那些听力练习就可以了

耶鲁公开课 - 聆听音乐课程节选

And,as your government exercises its new responsibilities, I want you to know the United States stands with you and we are committed to advancing and implementing our agreed alliance transformation agenda,".

VOA: standard.2009.10.20

And you went ahead and worked with the Listening Exercises nine through eleven to engage the musical instruments a bit in those particular exercises, and we have performers here today that are going to, as you can see, demonstrate some of these instruments for us.

你们先前做过,听力练习九至十一题,在这些练习中,你们增长了对乐器的一些认识,今天我们请来了表演者,你们将看到,他们稍候,将为我们在这里演示一些乐器

耶鲁公开课 - 聆听音乐课程节选