1、三 形容词转化成副词1. 一般在形容词后加ly, 如:quick-quickly2. 以辅音字母+y结尾的形容词,变y为i, 加ly, 如:happy-happily3. 以ue 结尾的形容词,去e加ly, 如:true-truly注:有些词兼有形容词和副词的词性,如:fast, hard, high, late, far等,它们的词性只有通过具体语境来判断。另外,有些以ly结尾的词不是副词,而是形容词,如:friendly, lovely lonely, lively等。四 形容词和副词的比较级、最高级构成1. 比较级:两者之间进行比较时形容词和副词的变化形式,如 tall-taller,
2、well-better2. 最高级:三者或三者以上进行比较时形容词和副词的变化形式,如 long-longest3. 比较级和最高级的变化规则:规则变化(单音节和少数双音节):a. 在词尾直接加-er/est, 如:short-shorter-shortestb. 词尾是e,只加-r/st, 如:nice-nicer-nicestc. 以辅音字母+y结尾的,变y为i 再加-er/est, 如:happy-happier-happiestd. 重读闭音节,末尾只有一个辅音字母,双写该辅音字母,再加-er/est,big-bigger-biggeste. 其他双音节词和多音节词,其前加more/m
3、ost, 如:more/most delicious 不规则变化:如下表(简记为:好、坏、多、少、远)词义原级比较级最高级好good/wellbetterbest坏bad/badly/illworseworst多many/muchmoremost少littlelessleast远farfarther/furtherfarthest/furthest五形容词、副词的比较级和最高级用法:1. 原级的用法:用于两者之间对比,意思为“和相同”相当于the same as肯定句:A+动词.+as+形容词/副词原级+as BTom is as honest as Jack. Jack runs as fa
4、st as Peter.否定句:A+动词.+not as/so.+形容词/副词原级+as B This tree is not as/so tall as that one.2. 比较级的用法:1)A+动词+形容词/副词比较级+than+ BSusan is happier than Jane. Lily run faster than Mary形容词/副词比较级前还可以用much, even, still, a little,far, a lot, a bit来修饰。2)数字(倍数)+形容词/副词比较级+thanIm two years older than you.Our classroo
5、m is twice bigger than yours.3)比较级+and+比较级,表示“越来越”The earth is getting warmer and warmer.4)the +比较级,the +比较级,表示“越, 就越” The more, the better. 越多越好。(多多益善)3. 最高级用法:用于三者及以上的人或事物的比较,最高级前加the,最高级前有物主代词,序数词和名词所有格时,不加定冠词,后面跟带in或of表范围的短语。1)one of the +最高级Shanghai is one of the most beautiful cities in China.
6、2)比较级句型表达最高级意义 A+动词+比较级+than+any other+B(单数) 如:The Changjiang River is longer than any other river in China. A+动词+比较级+than+the other+B(复数)The Changjiang River is longer than the other rivers in China. 以上两句意思相当于:The Changjiang River is the longest river in China.随堂演练(满分100分)一、写出下列形容词或副词的比较级、最高级(23*1分
7、=23分) old_ young_ tall_ long_ short_ strong_ big_ small_ fat_ thin_ heavy_ light_ nice_ good_ beautiful_ _ low_ high_ slow_ fast_ late_ early_ far_ well_ 二、根据句意填入单词的正确形式:(23*1分=23分)1. My brother is two years _(old)than me. 2. Tom is as _(fat) as Jim.3. Is your sister _(young) than you? Yes,she is. 4
8、. Who is _(thin),you or Helen? Helen is.5. Whose pencil-box is _(big),yours or hers? Hers is. 6. Marys hair is as _(long) as Lucys.7.Ben _ (jump) _ (high) than some of the boys in his class.8._ Nancy sing _ (well) than Helen? Yes, she _.9.Fangfang is not as _ (tall) as the other girls. 10.My eyes ar
9、e _(big) than _ (she).11.Which is _(heavy),the elephant or the pig?12.Who gets up _(early),Tim or Tom?13._the girls get up_(early) than the boys?No,they_.14. Jim runs _(slow). But Ben runs _(slow).15.The child doesnt_(write) as _(fast) as the students.三、小小翻译家:(62*0.5分=31分)1、谁比Jim年纪大?是你。 _ is _than J
10、im? _ are.2、谁比David更强壮?是Gao Shan. _ _ than David? Gao Shan _.3、谁的铅笔更长,他的还是她的?我想是她的。_ pencil is _,_or_?_is,I think.4、谁的苹果更重,你的姐姐的还是你的弟弟的? 我的弟弟的。_ apples _ _,your _ or your _? My _ _.5、你和你的叔叔一样高吗?是的。 _ _as _as your uncle?Yes,I am.6、他和他的朋友Jim一样年轻。 He _ as _ as _ _ Jim.7、她和她的双胞胎哥哥一样胖吗?不,她比他瘦。_ _ as _ as
11、_ twin _? No, _ _ than him.8.Yang Ling每天睡得比SuYang晚。 Yang Ling _ to _ _ than Su Yang every day.9.我跳得和Mike一样远。 I _ as _ as Mike.10.Tom比你跑得快吗?不是的,他和我跑得一样快。_ Tom _ _ than you?No,he _. He_ as_ as_.11.多做运动,你会更强壮。 _ more exercise,youll _ _ soon.12.我的科学很好,但是语文不好。 I _ _ at Science.But I dont _ well in Chines
12、e.13. 你放风筝比王兵放得高吗?不,我比他放得低。_you_the kite_than Wang bing?No,I_it _than_.14.我喜欢游泳。我所有的朋友都游得比我慢。 I like_.All my_ _ _than me.15.我的姐姐起得比我早。 My_ _ up _than me.16.女孩比男孩唱得好吗? _the girls_ _ _the boys? Yes,they _.17.她不擅长体育。但我跳得没有她高。 She doesnt _ _ in PE. But I dont _than_.18.你足球踢得比你的同班同学好吗?不,他们踢得和我一样好。_ you _
13、football _than your classmates?No,they_as_as me.五、选词填空(18*1分=18分)1. My sister is getting _. A. fater and fater B. fatter and fatter C. more fatter and fatter D. more and more fatter2. They are _to us than before. A. friend B. friendly C. more friendly D. friendier3. Jack is the _ boy _our class. A.
14、tallest. in B. taller. in C. most tall. of D. more tall. of4. It is not _ warm _ yesterday. Put on more clothes. A. so . on B. so. in C. as .at D. as. as5. Hangzhou is one of _cities I have visited. A. beautiful B. beauitifulier C. more beautiful D. the most beautiful6. Both Andy and I drive slowly.
15、 Tom drives fast. So Tom drives _of all.A. slower B. the slowest C. faster D. the fastest7My sister is a _ girl. Agood Bwell Cvery8一 Is it your toy taxi?一 No. _ its hisAMay be BMay CMaybe9_ are you? Im _, thank youAWhat;good BHow;fine CWhat; DHow;good10一Can you help me? _.AYes BExcuse me CCertainly
16、DHow11The grass around my house is Very_ A. black Bblue Cgreen12The sky is _. The c1oud is _ Ablue;red Bred;brown Cblue;white13The child is _ kind Amuch Bvery much14一Could I use your pen,please? _. ANo BCertainly CExcuse me15I _ go to School at 8:00 am Avery Bmuch Coften16I have an _ doll. Aold beau
17、tiful Bbeautiful o1d Csmall old17Mr Wang is a _ teacher. A. tall old English B. English old tall C. old tall English18Oranges are _Apurple Corange课后练习一、按要求写出下列单词的比较级和最高级 1.good_ _2.thin_ _3.heavy_ _ 4.happy_ _5.long_ _6.little_ _ 7.far_ _8.careful_ _9.slow_ _10.well_ _11.low_ _12. beautiful_ _13.lar
18、ge_ _14.famous_ _15. delicious _ _16.interesting _ _ 17.important _ _18.cheap_ _ 19.easy _ _ 20.high_ _二、根据句意,用所给形容词或副词的正确形式填空1.Jim works_(hard), but his brother works_(hard) than him.2.Its much_(hot) today than yesterday.3. Mr Smith is the_(rich) man in this office.4. This match is _(exciting) of t
19、he three.5.My mother is the _(busy) in my family.6. Beijing is one of the_(beautiful) city in China.7. This book is _(interesting) than that book.8. Which goes_(quick), the bus or the car?9. Look! His hands are_( big ) than mine.10. I think you do these things_( well ) than your classmates.11. Whose
20、 bag is_( heavy ), yours or mine?12. Does Jim run as_( slow ) as David? Yes, but Mike runs _ ( slow ) than them.13. Im very_( thin ), but shes_( thin ) than me.14. My eyes are _(big) than _ (she).25. My brother is two years _(old) than me.三、单项选择题1. Which subject do you like_, maths or English? A.goo
21、d B.better C.well D.best2.This red rose is _of all flowers. A.beautifuler B.much more beautiful C.the most beautiful D.beautiful3.My book is newer than_. A.he B.his C.our D.we4.He is_student in his class. A.good B.better C.the best D.best5.Look! The bee_than the bird. A.fly higher B.is flying higher
22、 C.as high as D.flies higher6.His hens are _and fat. A.big B.bigger C.biggest D.the biggest7.She knows_about history than most people. A.more B.much C.most D.many8.It was really an_story. A.afraid B.excited C.exciting D.worried9.Which city is _from here, Beijing or Shanghai? A.far B.farther C.farthest D.the farthest10.This building is _that tree. A.so tall as B.as tall as C.so tall as D.as taller as 五、选择正确的词填空。Sarah is 12 years _ (old,older).She is one year _ (older,oldest) than me.But I am 0.1 meter _ (taller, tallest) than her.She studies i
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