形容词与副词的原级和比较级的用法及习题.ppt
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1、,Adj.adv.,第一课时,用来对名词或某些代词在性质、特征或状态等方面加以修饰的词。e.g.long,empty,cheap,hungry,etc.,什么叫形容词?,在句中作定语、表语、宾语补足语等成分,e.g.He is a good student.I have something important to tell you.,当形容词修饰由some-,any-,no-,every-构成的不定代词时,形容词要放在这些不定代词的之后.e.g.,Is there anything interesting in todays newspaper?,作定语,The trees turn gre
2、en in spring.We are alone on the island.,常与感官系动词连用:look,taste,smell,sound,feel,seem,become,get,turn,go 等,The cake tastes delicious.,作表语,形容词和宾语一起构成复合宾语,We must keep the classroom clean.,He made us happy.,作宾语补足语,Colour it green.,有一些形容词前+the后,具有名词词性。可以作主语或宾语。,The rich should help the poor.,作主语和宾语,有些形容词
3、只能作定语,有些形容词只能作表语。,sleeping 定语 a sleeping boyasleep 表语 the boy is asleep.,定语:sick,live,little等,区别,表语:ill,alive,alone等,句子中的位置,形容词作定语时,分为前置定语和后置定语。大部分形容词可以做前置定语。an old American lady,形容词短语、介词短语或不定式短语做后置定语。The boy under the tree is my brother.,形容词按音节可分为:,多音节词,双音节词,单音节词,形容词级别可分为:,原级,比较级,最高级,形容词的级,原级:即形容词的
4、原形。small,good,pretty,big,many 比较级:两个人或物之间的比较。smaller,better,taller,older,more最高级:三个或三个以上的人或物之间的比较。smallest,tallest,newest,best,少数形容词只有原形,没有比较级和最高级。如right,wrong,woolen(羊毛制的)等。,This tree is as_ as that tree.,The green bag is as _as the red.,This pen is not as _ as that pen.,tall,big,long,原级比较是说明两个人物或事
5、物的程度是一样,当两个人或两件事物进行比较时程度不一样,就要用到形容词比较级,也就是词尾-er形式,比较级常常用than来连接被比较的两个人或事物。,e.g.I am shorter than you.,比较级比较是区分两个人物或事物的程度不一样,最高级一般用于三者(或三者以上)之间的比较。“最”。,China is the largest of the countries.John is the tallest in the class.,Yao Ming is Jordan.,Jordan is tall.,Yao Ming is taller.,Jordan,2.26m,1.98m,ta
6、ller than,Zeng Zhiwei is short.,Pan Changjiang is,Pan Changjiang is Zeng Zhiwei.,shorter.,shorter than,Liu Huan is heavy.,Fei Mao is,Fei Mao is Liu Huan.,80kg,90kg,heavier.,heavier than,Lin Xinru is thin.,Liu Yifei is,Liu Yifei is Lin Xinru.,45kg,48kg,thinner.,thinner than,more outgoing,Li Yong is C
7、heng long.,Cheng Long is outgoing.,Li Yong is more outgoing.,outgoing,more outgoing than,athletic,Cheng Long is more athletic than Li Xiaopeng.,Li Xiaopeng is athletic.,Cheng Long is more athletic.,more athletic,funny,serious,smart,calm,wild,big,fat,outgoing,athletic,dirty,heavy,thin,tall,smarter,fu
8、nnierheavierdirtier,biggerthinnerfatter,more outgoingmore seriousmore athletic,calmerwildertaller,找规律:,形容词的比较级和最高级构成,规则变化,不规则变化,形容词比较级的构成,一、规则变化(一)单音节和少数双音节的变化规则(1)一般在词尾加-er,-est。smartsmarter,smartest highhigher,highest smallsmaller,smallest talltaller,tallest longlonger,longest,(2).以不发音的字母e结尾的,直接加-
9、r,-st.nicenicer,nicest finefiner,finest(3).以“辅音字母结尾的”,把变,再加-er,-est。earlyearlier,earliest happyhappier,happiest easyeasier,easiest heavyheavier,heaviest funnyfunnier,funniest,(4)以重读闭音节结尾的单词,如果末尾只有一个辅音字母,先双写这个字母,再加-er,-est.如“胖瘦大热红伤湿”等 fatfatter,fattest thinthinner,thinnest bigbigger,biggest hothotter
10、,hottest redredder,reddest sadsadder,saddest wetwetter,wettest,(5)以 ow,-er结尾的双音节词,加-er,-est.clevercleverer,cleverest narrownarrower,narrowest,(二)多音节和部分双音节形容词或副词在原级前加more,most。popular-more popular,most popular difficult-more difficult,most difficult beautiful-more beautiful,most beautiful interesting
11、more interesting,most interesting slowlymore slowly,most slowly,特例(1)由“动词+后缀-ing/-ed”构成的形容词,在词前加more,most.interesting-more interesting,most interesting exciting-more exciting,most exciting bored-more bored,most bored relaxed-more relaxed,most relaxed,taller harder larger wider,tallest hardest larges
12、t widest,bigger hotter fatter wetter,biggest hottest fattest wettest,happier drier earlier,happiest driest earliest,narrower cleverer,narrowest cleverest,more difficult more popularmore slowly,most difficult most popularmost slowly,少数以-er,-ow结尾的双音节词可加-er或-est,规则变化,better,best,worse,worst,less,more,m
13、ost,farther/further,older/elder,least,farthest/furthest,oldest/eldest,不规则变化,巧记:特殊形式比较级共有三对二合一坏病两多并两好little意思不是小一分为二有两个一是老来二是远,单音节和少数多音节的形容词和副词的比较级和最高级的构成分规则和不规则。变化如下:,(二)不规则变化,部分不规则形容词或副词good/well-bettermany/much-morebad/badly/ill-worselittle-lessfar-farther/furtherold-older/elder,巧记:(1)特殊形式比较级共有二对二
14、合一外加一对三合一坏病两多并两好little意思不是小一分为二有两个一是老来二是远(2)二好,二多,三坏一少,一老,一远,old fat young ugly high low light white sunny hot cool early delicious friendly important hungry healthy outgoing goodwell little,olderelder,fatter,younger,uglier,higher,lower,lighter,whiter,sunnier,hotter,cooler,earlier,more delicious,les
15、s,better,more outgoing,healthier,hungrier,more important,more friendly,讲述某人或某物自身情况时用原级。可以修饰原级的词:very,too,so,more,quite,a lot,a little,enough,rather等 基本句型(1)主语+谓语+形容词原级+.He is very old now.他现在很老了。The weather looks rather bad.天气看上去相当糟 I am so happy.我是如此的快乐。,原级的用法,表示两者之间没有差别时,使用句型:(2)主语(第一个人物)+谓语动词+as+
16、形容词原级+as+第二个人物+.和一样 如:He is as excited as his younger sister.他和他妹妹一样兴奋。They picked as many apples as the farmers(did).他们摘的苹果和农民一样多。The girl is as brilliant as beautiful.这个女孩的智慧和美丽一样突出。,表示第一个人比不上第二个人时,使用句型:(3)主语(第一个人物)+谓语动词(否定式)+as/so+形容词+as 和不一样,不如 Heisnotso/asexcitedashisyoungersister.他没他妹妹那么兴奋。The
17、ydidntpickso/asmanyapplesasthe farmers(did).他们摘的苹果不如农民多。Tony isnt so/as tall as Tom.托尼和汤姆不一样高。,讲述两者有差异,第一个人物超过第二个人 物时用比较级。可以修饰比较级的词:a little,a bit,a lot,much,far,even,still,rather等基本句型:A 原级.B 比较级.例:1)Bob is tall.Mike is taller.2)This cake is delicious.That cake is more delicious.,比较级的用法,Who/Which+is
18、+比较级,A or B?例:1)Who is taller,Mike or Bob?2)Which of them is taller,Mike or Bob?说明:此句型中的or不可改为and。,B+谓语+比较级+than+A 例:1)Mike is taller than Bob(is).2)This cake is more delicious than that one.注意:the one 代替可数名词单数 the ones 或 those 代替可数名词复数 that 代替不可数名词,more and more句型即“比较级+and+(同一个)比较级”句型。此句型表示“越来越”。多音
19、节比较级用“more and more形容词原级”形式。例:1)Our life is better and better.2)You look more and more beautiful.,The more,the more 句型 具体结构:The+比较级+一个句子,the+另一比较级+一个句子。表示“越越“。例:The harder you study,the better grades you will get.,两者范围内的比较 具体结构:The+比较级+of+the two/twins/parents。表示“两者之间最一个。例:1).May is the taller of th
20、e twins.2).He is the braver of the two boys.,使用形容词比较级时需注意以下几点:1)than后面接代词时,一般要用主格形式,但在口语中也可使用宾格形式。如:My brother is taller than I/me.2)当需要表示一方超过另一方的程度时,可以用much,a lot,a little,a bit,even,still等来修饰形容词比较级。注意:比较级不能用very,so,too,quite等修饰。如:He is much more serious than Sam.,3)形容词比较级后面往往用连词than连接另一个比较的人或事物,但在
21、上下文明确的情况下,形容词比较级可单独使用。如:My sister is tall,but my aunt is taller.我姐姐个子高,但我姑姑个子更高。4)进行比较的人和物必须是同一类。My books are more than yours.I have more books than you.,讲述三者或三者以上的差异,一个人物是其中之最用最高级。最高级前必须加the.可以修饰最高级的词:by far,much,really,very,almost等基本句型:A+系+the+最高级+(名词)+表示范围短语(in,among,of)例:1)He is the youngest in
22、his family.2)Lucy is the most careful among us.,最高级的用法,Who/Which+is+最高级,A,B or C?例:1)Which country is the most fascinating,China,America or France?2)Which is the shortest,Mike,John or Bob?说明:此句型中的or不可改为and。,one of the+最高级+名词复数例:1)Jackie Chen is one of the most popular stars.2)Lu Xun is one of the gr
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