A. 选课: course, day course, evening course, optional course, literature, curriculum, extra curriculum;

B. 作业： report, essay, assignment, presentation, paper, due, credit, rewrite;

C. 考试： mark, score, exam, fail, pass, go over, review;

D. 教授： lecture, topic, briefing, mission, take notes, follow;

E. 学生： freshman, sophomore, junior, senior, graduation, graduate, undergraduate.