一旦开始上课，他们将确定具体日期。

They'll decide the date once the class has started.

youdao

HIM保留权利不必事先通知更改日期，学校费用，课程或上课时间。

HIM reserves the right to alter dates, fees, curriculum or class hours without prior notice.

youdao

请依照以下上课日期出席所报读的课程。

Please attend the following course dates according to the course you have enrolled for.

youdao

You can search obviously by any of the fields up top by days ; of the week you want a class; days of the week you don't want a class; grad level or undergrad level, faculty scores that are 4.0 and higher, ; course overall scores that are 4.0 and higher; and a whole number of other features including synchronization with Google calendar.

你可以按日期来搜索网页上的任一科目,以决定哪天去上课，哪天不去上课;,研究生课程或本科生课程,教师打分为4分或更高的课程，课程总学分为4分或者更高的课程;,当然很多其他选择方式,包括Google同步日历。

哈佛公开课 - 计算机科学课程节选