1·The two colleges have a reciprocal arrangement whereby students from one college can attend classes at the other.
两所学院有一项互惠协定，允许学生在院际间选课。
—— 《牛津词典》
2·There are no compulsions on students to attend classes.
没有强求学生上课。
—— 《牛津词典》
3·You attend classes when you need to.
你可以在你需要时去上课。
4·Tommy is sick, so he can't attend classes today.
汤米生病了，所以今天他不能去上课了。
5·This compared with half of mothers who did not attend classes.
而这一比例在未参加产前培训的妈妈中为二分之一。
6·She chose not to attend classes and now she failed the exam.
她宁愿不去听课，现在她考试不及格。
7·"It seems that they simply dont want to attend classes," he said.
“看起来他们只是不想去上课罢了，”他说。
8·"It seems that they simply don't want to attend classes," he said.
看起来他们只是不想去上课罢了，他说。
9·I can only work part time because I have to attend classes at the university.
我只能兼任，因为我要在大学里上课。
10·To enroll officially or formally, especially in order to vote or attend classes.
正式或官方的注册，尤指是为了投票或上课。