If you don't make it to class, contact your TA, your recitation instructor, and you can take a makeup within a week of the time of original test.

如果你不能来上课，联系你们的助教，背诵课的老师，你可以在测试后那个礼拜内,找时间补回来。

麻省理工公开课 - 固态化学导论课程节选

And what he did there was went to the students, had them take a test and then go to their teachers after and tell the teachers, "Your students just took a new test that was devised-- " a new academic test which is called "the fast spurters' test".

去到学生中间，让他们接受一次测验,然后去找他们的老师并告诉他们，“你们的学生刚接受了一个新测试-,一种新的学业测试，叫作快速迸发者测试。

哈佛公开课 - 幸福课课程节选

You take advantage of that, you put it in a test tube, together with nucleotides and primers and your DNA.

利用这一点,把它和核苷酸,引物及DNA一起放进试管

耶鲁公开课 - 生物医学工程探索课程节选