Do not use electronic digits while having class. Be concentrated and active, and try to communicate with teachers after class.

上课禁用手机，专心听讲，勤于思考，积极参与，课后主动与老师沟通。

youdao

He should be having class now.

他现在应该是在上课。

youdao

Where are they having class?

③他们正在哪里上课？

youdao

The fruit is for about who are sitting on the floor, having their evening English class.

VOA: standard.2010.02.24

So people are becoming more and more aware We gonna talk about this and other issues in the class I am looking forward to having conversation with you See you then.

我们能由此看出，人们变得越来越明智了,我们将在课堂上讨论这个以及其他的话题,我很期待与你们的交流,再见。

麻省理工公开课 - 媒体、教育、市场课程节选

you can talk to them about problem sets or questions that you've been having about class work.

然后你就可以和他们讨论你在学习中遇到的问题了。

与教授的面谈 - SpeakingMax英语口语达人

Our class had the tragic experience of having our class leader (highest ranking officer) die during Hell Week.

FORBES: From the Battlefield to the Boardroom: A Navy SEAL's Guide to Business Leadership Success (Part 2 of 3)

Despite having world-class battery technology, A123 Systems suffered from a lack of demand for its electric vehicle batteries.

FORBES: A123 Systems Bankruptcy: Is A Complete Sell-Off Next?

Now, not only is that bad in terms of people then not getting services and being less safe, or kids not -- having a larger class sizes or all those things, but obviously when those people lose their jobs they can't spend money buying a new car or buying clothes or buying the computer for their kids.

WHITEHOUSE: Town Hall Meeting on the Economy