If you'd like to see me subtitled in Spanish can you actually watch CS50 this year in Spanish and soon two dozen languages?

如果你想看带西班牙语字幕的视频,今年CS50课程里就能看到,以后我们还会添加24种语言的字幕？

哈佛公开课 - 计算机科学课程节选

Listen the English channels even if they have subtitles.

听英文频道的广播。就算是有字幕的也要听听。

英语学习就要这样 - SpeakingMax英语口语达人