The idea is to get better prepared students to explain things to the less well-prepared students.

我们想让准备更好的同学,给没准备好的同学讲解。

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And your parents say, "Oh! We have a big surprise!"

你的父母说“哦！我们给你准备了一个惊喜！”

I used to 课堂 - SpeakingMax英语口语达人

And for those of you at the very end of the alphabet, 1-190 we have a special room for you, 1-190, so everybody has some elbow room.

而你在字母表的末尾，我们给准备了一个特别的房间，因此，每个人都有些活动空间。

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That's a good point, of course, I've abstracted from that here, and in fact, we'll come back, I think, I'll try and put that onto a problem set, but I think you're right, it is an issue here.

当然了,那也是个不错的选择,我把这一点从模型中给抽离了,实际上我们一会会回来讨论,我准备把这一点作为习题集留给大家,你说的很对,这也是一个关键问题

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