General Jacoby says Iraqi security forces are improving every day, and took action in three of the four attacks on Tuesday that prevented them from being worse.

VOA: standard.2009.12.11

But just to make sure, to stimulate interest, every Tuesday in recitation there'll be a ten minute quiz based upon the content of the homework.

但是只是确认一下，为了激发你们的兴趣，每周二的背诵课,将会有10分钟的测试,内容则是基于你们的作业。

麻省理工公开课 - 固态化学导论课程节选

I am especially concerned about attendence, So if you have arch-practice these Tuesday afternoons and can't be here every week, you shouldn't take this course.

我很在意考勤，所以，如果周二下午,你有实践活动课,不能每周都出勤的话，建议你不要选这门课。

麻省理工公开课 - 电影哲学课程节选