問題詳情
【題組】64. Many students take Internet-based courses mainly because they can ________.
(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
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)