8. schedule ['skedʒul] n. 时间表，计划 v. 安排，计划，
Ex: According to the schedule, the first lecture begins at 9.00 am
The test is scheduled to begin in one hour.
9. time slot [slɔt] 时间空档
Ex: If you have two final exams scheduled at the same time, you will have to move one exam to another time slot
10.signature ['signitʃə] n. 签字，签名
Ex: Each child must obtain the signature of his or her parents
11.thesis ['θi:sis] n. 毕业论文
Ex: a master's/doctoral thesis on the effects of global warming
12.dissertation [.disə'teiʃən] n. 论文
Ex: He wrote his dissertation on an obscure 16th-century poet.
13.course [kɔ:s] n. 课程
Ex: compulsory/required/mandatory course; elective course, optional course;
foundation course， introductory course， intermediate level course， advanced course
13.elective [i'lektiv] n. 选修科目
Ex: She took three electives last term.
