初中英语形容词讲解
1.形容词的位置
(1)形容词作定语一般要放在名词前面,但当形容词修饰不定代词something,nothing,anything时要放在所修饰的不定代词之后。如:something important,nothing serious。
(2)当形容词带有表示度量的词或词组作定语或表语时,定语或表语要后置。如:
We have dug a hole two meters deep.
The hole is about two metres deep.
2.形容词的比较等级
(1) 单音节词和少数双音节词,在词尾加—(e)r,—(e)st来构成比较级和最高级。其他双音节词和多音节词,在前面加more,most来构成比较级和最高级。如:
popular———more popular———most popular
important—more important—most important
(2) 不规则变化
原级 比较级 最高级
good better best
well
bad worse worst
ill
old older oldest
elder eldest
many more most
much
little less least
far farther farthest
further furthest
3. 形容词比较级的用法
形容词比较级通常可分为原级、比较级、最高级三种基本形式,具体而言,它们分别以下列形式出现在句中:
它们分别以下列形式出现在句中:
(1)as+原级+as
(2)比较级+than
(3)the+最高级+of (in)...
需注意的原级的用法:
(1)否定结构有A..。not as+形容词原级+as B及A...not so +形容词原级+as B两种结构。
(2)表示倍数有...times as+形容词原级+as的句型。如:
This garden is ten times as large as that one.
This room is twice as large as that one.
(3)half as+形容词原级+as表示“……的一半”。
如:This book is half as thick as that one.
需注意的比较级的用法:
(1)than后面接代词时,一般要用主格,但在口语中工也可换成me。
(2)比较级前还可以用much,even,still,a little来修饰。
(3)表示倍数时,试比较
Our room is twice as large as theirs. 我们的房间是他们的两倍那样大。
Our room is twice larger than theirs. 我们的'房间比他们的大两倍。
(4) I’ m two years older than you. 我比你大两岁。
(5)“比较级+and+比较级”表示“越来越……”。
如: He becomes fatter and fatter.
(6)"The+比较级…,the+比较级”表示“越……,越……”。如:The busier he is,the happier he feels.他越忙就越高兴。
需注意的最高级的用法:
常见结构有:“of+复数意义的词”表示“在……之中的”,“在……中”;“in+范围、场所”表示“在……之中”。如:
He is the tallest“all the boys”.
China is the greatest in the world.