Good class group work.

做好班集体工作。

youdao

Here, I first of all express our most sincere congratulations to the class group achieved outstanding results and classmates!

在这里，我首先向取得优异成绩的班集体和同学表示最诚挚的祝贺！

youdao

One person in the group should be prepared to report back to the class on your discussion.

应由其中一名组员准备向全班汇报你们的讨论情况。

《牛津词典》

Touch of Class is a student singing group at Chantilly High School in Fairfax County,Virginia.

VOA: special.2011.04.01

They don't seem to be an ethnic group so much as a marginalized social class, but some have suggested a connection with the word "Hebrew."

他们并不像是少数民族,而更像是边缘化的社会阶级，但有些人指出它与希伯来这个词有关联“

耶鲁公开课 - 旧约导论课程节选

so it's a 250-person class, but we have a group of 50 that we go around with quite a bit.

这是一门250人的课，但是我们组成50人一组一起学习。

跟校友们的关系 - SpeakingMax英语口语达人

The Dyfi Valley now joins a world-class group of special places for both people and nature.

UNESCO: Dyfi Valley awarded unique UN status

Much rent-seeking is redistributing the surplus of one group of the middle class to another group of the middle class via the government.

FORBES: What Is Rent-Seeking Behavior?

In a report that is as partisan as it is breathless, a group of GOP lawmakers who call themselves the Repeal CLASS Working Group (at least you know where they stand) pretend they have found shocking evidence that the Obama Administration knew CLASS would fail before it included the idea in the health reform law.

FORBES: The Phony CLASS Act Scandal