A.It requires too much traveling.B.It limits interaction among students.C.It will incr

外语类 职称英语 已帮助 人

A.It requires too much traveling.

B.It limits interaction among students.

C.It will increase class size.

D.It will encourage students to watch too much television.

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗