There is an equal number of boys and girls in the class.

这个班男女生人数相等。

《牛津词典》

He's the slowest in the class.

他是班里最迟钝的。

《牛津词典》

Did you take notes in the class?

你在课堂上做了笔记吗？

《牛津词典》

Among the six people in the class are Jeff Van Meter and his friend Danny Becker.

VOA: special.2010.12.27

But it's giving me ideas of what to do in the class when tied into what I'm teaching as well.

不过这启发了我以后如何讲课,如何把它跟我教的课程相结合。

麻省理工公开课 - 媒体、教育、市场课程节选

practice our, you know, talking skills. We get really close because there's not that many people in the class.

练习我们的表达能力。因为上这个课的人不多，所以我们之间变得很亲近。

学习外语的原因 - SpeakingMax英语口语达人

Every other girl in the class turned up in a sea of pastel-coloured nylon.

BBC: World Book Day: Your dress-up dilemmas

"He was a disruptive and an odd, strange sort of character in the class, " Mr. Schwalbach said.

WSJ: Loughner's Prior Behavior Pointed to Signs of Imbalance

"We need a large-scale clinical trial that compares the most popular drugs in the class, " says Nissen.

FORBES: What Was Wrong With Vioxx?