当前未成年人犯罪特点、原因及对策.doc

形容词、副词的原级、比较级、最高级
:表示A与B在某方面相同:(基础考点)
句型:1) A + 谓+ as + 原级+ as + B
2) A + 谓(否定) + as/so + 原级+ as + B
A与B在某方面不同
注意:not as / so… as = less than 不及;不如
eg. 1)This girl is as beautiful as that one.
2)You don’t eat so much as I
3)This book isn’t as interesting as that one
= This book is _______ ________ ________ that one
:两者进行比较(常与than连用),比较的双方形式上要一致。(基础考点)
1) I have more apples than you (主格)(have).
2)My apples are more than yours.=My apples are more than your apples.
3)Which is more interesting, this one or that one? 哪本书更有趣,这本还是那本?
:三者(或三者以上)进行比较(常与表范围的in , of短语连用,of + 个体名词单数 in + 集合名词)(基础考点)
eg. 1)Shanghai is the biggest city in China.
2)He runs fastest in our class.
3)He is the tallest of the three boys.
4)Which is the easiest, Lesson1, Lesson2 or Lesson3 ?
、副比较等级的其他用法
1) “比较级and 比较级”表示“越来越……”
eg. lazier and lazier 越来越懒
(但注意:如果多音节词用此结构时应为 more and more + 形、副)
eg. more and more beautiful 越来越漂亮
2)比较级+the的特例:
“the比较级,the比较级”“越……,越……”
eg. the more, the better 多多益善
_________ you are, _______ you will get.
你越懒,收获越少。
“the(表特指)+比较级+of +二者”翻译为:“二者中较……的一个”
eg. 1) Lucy is the younger of the twins.
2) Of the two books this one is thicker .
3) 最高级前不加the的特例:
①副词最高级前不加the:He studies hardest in his class.
②用形容词性物主代词/名词所有格替换the:He is my/Jack’s best friend.
4)表示二者相差多少用“具体数量+ 比较级”
eg. He’s a head taller than me.
My brother is two years(数量词要置前) older than me
5) one of the+最高级/序数词+n.(复数)+V三单…..之一:
He is one of the greatest writers in China.
6)表示“是……几倍”时用“one time;twice; three times等+ as…as”
eg. 1)This book costs twice as much as that one. 这本书的价钱是那本书的两倍。
2)He has four times as many books as I have 他拥有的书是我拥有的四倍。
3)This box is as three times as big as that one.=This box is twice bigger than that one. 这个箱子比那个大3倍。=这个箱子比那个箱子大多2倍。
once(一次) twice(两次) three times(三次)
one time(一倍) twice(两倍) three times(三倍)
7)区别older / elder与farther / further
He is my elder(只能做定语,adj.) brother.
He is older than me.(只能做表语,不能做定语)
elder相对