Economics ______ among the college students. A: is one of the basic courses B: is the basic courses C: are the basic courses D: are one of the basic courses

Courses for success does not provide courses in ______.

How about the courses in this language school Their courses are ______ .

— Science courses: 100 courses from 12) _________________________

MOOC是指()。 A: Massive Open Online Courses B: Massive Object Oriented Courses C: Multimedia Open Online Courses D: Multimedia Object Oriented Courses

Restricted elective courses mean that students must choose one or more courses from a few designated courses or a group of elective courses.

College students have to take required courses, but they can decide on their ( ) courses .

【填空题】In addition to the (require)______courses, there are still some other courses to be individually chosen.

_____ Open Online Courses (MOOCs) are free online courses available for anyone to enroll.

High school English courses are divided into two categories: compulsory courses and elective courses.