对外加工装配业务的承接方，无论是采用来料加工，还是采用来件装配，其赚取的是（）

A．save a great deal on traveling and boarding expenses

B．select courses from various colleges and universities

C．work on the required courses whenever and wherever

D．earn their academic degrees with much less effort

Manystudents take Internet-based courses mainly because they can ____

A.earntheir academic degrees With much less effort

B.savea great deal on traveling and boarding expenses

C.select courses from variouscolleges and universities

D.work on the required courses whenever andwherever

Many students take Internet -based courses mainly because they can_____

A） Earn their academic degrees with much less effort

B） Save a great deal on traveling and boarding expenses

C） Select courses from various colleges and universities

D） Work on the required courses whenever and wherever

Many students take Internet -based courses mainly because they can_____

A．Earn their academic degrees with much less effort

B．Save a great deal on traveling and boarding expenses

C．Select courses from various colleges and universities

D．Work on the required courses whenever and wherever

By almost any measure , there is a boom in Internet-based instruction . In just a few years , 34 percent of American universities have begun offering some form of distance learning (DL), and among the larger schools , it’s closer to 90 percent . If you doubt the popularity of the trend, you probably haven’t. It enrolls 90,000 student, a statistic used to support its claim to be the largest private university in the country.

While the kinds of instruction offered in these programs will differ, DL usually signifies a course in which the instructions post syllabi(课程大纲), reading assignments , and schedules on Websites , and students send in their assignments by e-mail . Generally speaking, face-to-face communication with an instructor is minimized or eliminated altogether.

Many students take Internet -based courses mainly because they can_____

A) Earn their academic degrees with much less effort

B) Save a great deal on traveling and boarding expenses

C) Select courses from various colleges and universities

D) Work on the required courses whenever and wherever

According to the talk, what are core courses？

A．They are the important courses students must take.

B．They are the basic courses students need to take.

C．They are elective courses students do not have to take for graduation.

D．They are required courses students have to take so as to graduate.

e the courses they are required to take, but also many courses on their own choices. With the limited time they have in universities, which kind of courses, compulsory ones or elective ones, should be increased in quantity？ What is your opinion？ Write an essay of about 400 words entitled: Should College Students Have More Compulsory Courses or Elective Courses？

This passage is mainly concerned with ______.

B．the superiority of online' courses over traditional courses

C．the importance of online courses for college students

D．the popularity of online courses with college students

E．the wide coverage of online courses

According to the talk, what are core courses？

A．They are the important courses students must take.

B．They are the basic courses students need to take.

C．They are elective courses students do not have to take for graduation.

D．They are required courses students have to take so as to graduate.

19 What can students do in the practical areas？

A Take science courses

B Enjoy excellent meals

C Attend workshops