上课铃响了，你得去上课。

The bell rings so you need to go to class.

youdao

今天我没有去上课。

Today I didn't go to class.

youdao

你怎么去上课呢？

How do you go to class?

youdao

So, you'll have a time, and you'll go to the same time on the Tuesday and on the Thursday.

你们会有时间的安排，你们会在周三和周四,相同的时间去上课。

麻省理工公开课 - 固态化学导论课程节选

Am I going to a class? Oh no. Ok, so the program that I'm in is, it's a program for undergraduate.

去上课？不是。我参加的是一个本科生的项目。

去学校聚会的路上 - SpeakingMax英语口语达人

Oh, yes. And, of course, the Webcast is available so that if you miss something during lecture, or if you miss lecture altogether you can go to the website, click on Webcast and follow what happened in lecture.

哦，还有，当然，网络视频是可以利用的,所以如果你们在课堂上错过了什么，或者你们连上课都错过了,你们就可以去上这个网站，点击视频，观看课堂里呈现的。

麻省理工公开课 - 固态化学导论课程节选