不规则变化口诀:
合二为一共三对,坏病两多并两好,
一分为二有两个,一是远来二是老
还有一词含义多,只记少来不记小
三、形容词副词比较级的修饰词:
much even far a little a lot ,little,a little,a bit,still,far,any,rather
四、形容词副词比较级的倍数表达:
A v. 倍数 than B
一倍: once 两倍: twice 三倍: three times 四倍: four times much,little,a little,a bit,
a lot,even,still,far,any,rather
五、形容词和副词比较级的用法。
1. A be 形容词比较级 than B
表示:A比B...
Eg:Lucy is taller than Lily.
2. A 实意动词 副词比较级 than B
表示:A比B...
Eg:Lucy runs slower than Lily.
3. A be 修饰词 形容词比较级 than B
A 实意动词 修饰词 副词比较级 than B
表示:A比B...的多/少
4.修饰比较级的词:
much,little,a little,a bit,a
a lot,even,still,far,any,rather
Eg:Lucy is much taller than Lily
Lucy runs a little slower than Lily
4. A 谓语动词 数字 单位名词复数 than B
表示:A比B...多少(比较明确)
Eg:Lucy is 2 cm taller than Lily.
Lily is two years younger than Lucy
5. 主语 谓语动词 比较级 and 比较级
表示:主语越来越...
Eg:Lucy is taller and taller.
The boy studies harder and harder.
Tips:多音节时,more and more 多音节形容词
Eg:She is more and more beautiful.
6. The 比较级...,the 比较级...
表示:主语越...越...
Eg:The harder you study,the higher grades you will get.
The more exercise you do ,the healthier you will be.
7. 主语 be the 形容词比较级 of 表示两者的名词(表示:两者中比较...的)
Eg:Lucy is the taller of the twins
She is the more beautiful of the two girls.
8. Which(物)/Who(人) 谓语动词 比较级,A or B?(表示:A和B谁更...)Which is heavier,the elephant or the tiger?
Who runs faster,Lucy or Lily?
9. 比较级表达最高级
①主语 谓语动词 比较级 than any other 名词单数
②主语 谓语动词 比较级 than the other 名词复数
【表示:主语比任何人(物)都...】
Lucy runs faster than any other student in her class.
=Lucy runs fater than the other students in her class.
10. 倍数的表达方式
(1)A 谓语动词 数字 times(两倍用twice) 比较级 than B( 表示:A比B大几倍)
(2)A 谓语动词 数字 times as 原级 as B(表示:A是B的几倍)
①This room is twice bigger than that one
=This room is three times as big as that one
②The rabbit runs three times faster than the turtle.
=The rabbit runs four times as fast as the turtle.
六、形容词和副词最高级用法。
1. 主语 be the 形容词最高级 in/of 范围
主语 实意动词 (the)副词最高级 in/of 范围(表示:在...中主语是最...)
Tips:当比较对象和范围同类时用of,不同类时用in。
Eg:He is the oldest in his class.
(he和class属于不同类,所以用in)
He jumps(the)highest of the boys.
(he和boys属于同类,所以用of)
2. Which/who 谓语动词 the 形容词/副词最高级,A,B or C?
(表示:谁是最...的A,B还是C?)
Which is the most important,English ,Chinese or Math?
3.主语 谓语动词 one of the 最高级 名词复数 in/of 范围(表示:主语是最...之一)
She is one of the tallest girls in her class.
4.主语 谓语动词 the 序数词 最高级 名词单数 in/of 范围(主语是第最...)
The Yellow River is the second longest river in China.
5.This is /was the 形容词最高级 名词单数 that定从句
This is the most difficult problem that I have ever met.这是我遇到过的最难的问题
Tips:
(1)形容词比较级前不加the,当强调两者中比较怎么样的时,要加the。
(2)形容词最高级前要加the,但是当形容词最高级前有物主代词、指示代词、名词所有格时,不能再加the。
(3)副词最高级前the可加可不加。
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