As a matter of fact,teaching methods_____greatly from school to school

问题描述:

As a matter of fact,teaching methods_____greatly from school to school
A.range B.exchange C.vary D.disagree

应该是C.A的意思做名词的时候是范围,range from 是在一个范围内变动,而这里是强调的是教学方法不同.用vary.记得various的意思吧.各种各样的,他们是同源词