第3题: [单项选择]The teaching methods ______from school to school and from teacher to teacher. A. alter B. vary C. different D. exchange 参考答案:B 答案解析:表示不同可以用different,但其为形容词,做谓语必须同be连用。故应选vary,相当于be different。alter指“改变,变更”,为及物动词;exchange是指“交流”,也不符。译文
第8题:[单项选择]<br><br><br/>A.make<br/>B.have<br/>C.do<br/>D.take<br/>参考答案:A 答案解析:考查动词和名词的搭配。make a difference是习惯搭配,表示“变得不一样”,如:A year or two will make a great difference to us.(对我们来