形容词副词复习课件 3.形容词副词复习
#2022高考季#
形容词的比较级和最高级的变换形式
⒈ 在形容词词尾加上-er,-est构成比较级、最高级。
如:
⒉ 双写最后一个字母,再加上一er、-est构成比较级、最高级。
如:
⒊ 以不发音的字母e结尾的形容词,加上-r,-st构成比较级、最高级。
如:
⒋ 以字母y结尾的形容词,把y改为i,再加上-er、-est构成比较级、最高级。
如:
⒌ 双音节、多音节形容词,在单词前面加上-morel-mo成比较级、最高级。
如:
⒍ 不规则变化的形容词。
如:
2原级用法
⒈ 原级比较:as 形容词或副词原级 as
① 在否定句或疑问句中可用so.…as。
例如:He can not run so fast as you.
② 当as.…as中间有名词时采用以下格式:
as 形容词 a 数名词
as many/much 名词
如:This is as good an example as the other is.
I can carry as much paper as you can.
③ 用表示倍数的词或其他程度副词做修饰语时,放在as的前面。
如:This room is twice as big as that one.
I can carry as much paper as you can..
④ 用表示倍数的词或其他程度副词做修饰语时,放在as的前面。
如:This room is twice as big as that one.
Your room is the same size as mine.
⒉ 倍数表达法
① A is three(four, etc) times the size (height,length etc.)of B.
如:The new building is four times the size(the height)of the old one.这座新楼是那座旧楼的四倍大(高)/这座新楼比那座旧楼大(高)三倍。
② A is three(four, etc.) times as big (high,long,etc.)as B.
如:Asia is four times as large as Europe.亚洲是欧洲的四倍大/亚洲比欧洲大三倍。
③ A is three (four etc.) times bigger (higher, longer etc.) than B.
如:Your school is three times bigger than ours.你们的学校比我们的学校大三倍。
用times表倍数通常用于三倍以上,两倍可以用twice或double.
3形容词比较级的用法
形容词的比较级用于两个人或事物的比较,结构形式如下:
⒈ A is/ arm/are 形容词比较级 than B
如:She is taller than
Tom is more athletic than Sam.
⒉ 比较级 and 比较级,表示“越来越”
例如:warmer and warmer
nicer and nicer
more and more beautiful
⒊ the 比较级……,the 比较级……
如:The more you read the book, the more interesting you found.
⒋ 比较级的修饰语有:much,far,even,a little,a bit,a lot 等。
如:He made fewer mistakes than I did.
He is even richer than I.
4形容词最高级的用法
形容词最高级用于两个以上的人和物进行比较,其结构形式为:主语 谓语(系动词) the 形容词最高级 名词 表示范围的短语或从句,比较常用在in,of 或among的结构中,形容词最高级前 the.
如:I am the best of the three.
He is the thinnest boy in my class.
5重点与难点
⒈ 形容词原级表示比较级含义:
如:John is not so stupid as Mike.
John is less stupid than Mike.
John is cleverer than Mike.约翰不象迈克那么笨。
⒉ 用比较级表示最高级:
如:约翰是班里最高的男生。
John is taller than any other boy in the class.
John is the tallest boy in the class.
John is taller than any other boy.
⒊ the more.……the more..表示越.….越…….
如:The more books you read,the wider your knowledge is.
The more food you eat,the fatter you are.
⒋ more and more..表示越来…….越……
如:More and more students realized the importance of a foreign language.
Our country is getting stronger and stronger.
⒌ 如在两者间表示最……时,要在比较级前加the,而且还用of the two,of the pair短语:
如:John is the clever of the two boys.
of the two boys,John is the clever.
1概念
副词和形容词一样,也有原级、比较级和最高级三个等级。其构成方式有规则变化和不规则变化两种情况。规则变化的一般规律是:单音节词的比较级和最高级在词尾加-er或-est;多音节词以及-ly结尾的副词(early 除外),前面加more或most。不规则的变化式只能采用“各个击破”的办法去记忆。
⒈ 规则变化
如:
② 不规则变化
例如:
2副间的比较级的用法
⒈ 单独使用
如:Try to do better next time.下次争取干好一点。
He'lI come back sooner or later.他迟早会回来的。
Please speak more slowly.请讲慢一点。
⒉ 和than一起使用
如:He swims better than I do.他游泳游得比我好。
Can you do any better than that.你能不能干的好一些?
He arrived earlier than usual.他到的比平时早。
⒊ 比较级前可有状语修饰
如:You must work much faster.你必须大大加快干活的速度。
Can you come over a bit more quickly?你能稍稍快点来吗?
⒋ as…as和not so…as结构这两个结构也可结合副词使用
① as…as可用在肯定句中,表示“像……一样",后面的副词要用原级。
如:She can run as fast as a deer.她能跑的像鹿一样快。
② 在否定句中,as…as和so…as都可以用。
例如:I don't go there as much as I use.我现在到那里不象过去那么多了。
I didn't do as(so)well as I should.我做的不如我应做的那么好。
③ 这种句子中也可以有一个表示程度的状语。
例如:She can read twice as fast as he does.她阅读的速度比他快一倍。
3副词最高级的用法
副词最高级可修饰动词,前面多数不带定冠词 the。
如:He laughs best who laughs last.(谚语)谁笑在最后谁笑的最好。
of the four of us,I sang(the)worst.我们四人中我唱的最差。
4副词比较级和最高级的一些特殊用法
副词比较级和最高级还可用在一些特别结构或短语中。
⒈ more and more 越来越……
例如:It rained more and more heavily.雨下得越来越大了
She went farther and farther away.她越走越远了。
⒉ the more..the more 越……越……
例如:The more I work,the more I accomplish.我干得越多,完成的就越多。
⒊ had better(not)do sth最好(不要)做某事
例如:We'd better not disturb him. 我们最好不要打扰他。
What had we better do?我们最员?
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