Firstly, you should often practice English with your friends in class and after class.

你要和朋友们在课内课外多练习英语。

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On this basis, students can improve their English listening and speaking skills through listening and speaking practices in class and after class.

在此基础上通过上课的听说，及课后的作业，提高英文听说读写的技能；

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Try to make notes in class and revise them after class.

试着在课堂上做笔记并在课后复习笔记。

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So if you are available and interested in attending that, please come and see me after class.

有时间和兴趣上课的，请在课后来找我。

哈佛公开课 - 幸福课课程节选

If you decide to opt in by a pass fail, I just need to sign your white study card or if you wanna decide before the 5th Monday, just grab the pink slip and I can sign that and you can turn that in at any point and I'm happy to chat during break today or after class if you have any questions or concerns.

如果你上我们的课程只是要一个分数，那么我只需要在你的白卡片上签个名就可以了,或者说，如果在第五周的周一前还没考虑好，把你的解聘书拿来，只要我签个字,任何时候你都开以离开我的教室,当然，如果你有任何问题和疑虑,我也很高心和大家做课下交流。

哈佛公开课 - 计算机科学课程节选

And again, if you're not in that category, talk to John or I after class, and we'll help you figure out where you might want to go.

再重申，如果你不是这样的学生，请课后来找我或者John谈谈，我们会帮你寻找,更好的去处。

麻省理工公开课 - 计算机科学及编程导论课程节选

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