But remember that you do have recitation on Tuesday, so that could be very helpful with the problem-set, so be sure to go to recitation on Tuesday, and have a great long weekend.

记住，周二有习题课，这对做课后题很有帮助，所以周二一定要来上习题课，周末愉快！

麻省理工公开课 - 化学原理课程节选

Professor Kelly Brownell: All right guys, welcome back after the weekend, I hope you all had a lovely weekend and a nice time.

凯利·布朗奈尔教授:大家好,欢迎在周末后回来,我希望你们都度过一个愉快而美妙的周末

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

All right. Have a nice weekend.

好吧，周末愉快。

麻省理工公开课 - 固态化学导论课程节选

Have a great weekend.

祝大家周末愉快

耶鲁公开课 - 欧洲文明课程节选

Have a good weekend!

周末愉快

耶鲁公开课 - 1871年后的法国课程节选