八年級上英語比較級和最高級用法（課堂PPT）

1、1形容詞和副詞的比較級和最高級。形容詞和副詞的比較級和最高級。 大多數(shù)形容詞和副詞有三個(gè)等級：原大多數(shù)形容詞和副詞有三個(gè)等級：原級、比較級、最高級。級、比較級、最高級。原級指形容詞和副詞的原形；原級指形容詞和副詞的原形；比較級用來表示比較級用來表示 “較較”或或“更更一些一些”；最高級則表示最高級則表示“最最”Grammar：2一、形容詞和副詞的原級：表示兩者（A與B）在某一方面相同時(shí)用句型： A + 謂語謂語 + as + 形容詞或副詞的原形形容詞或副詞的原形 + as+ B. eg: Tom 和 Sam 一樣高。 Tom is as tall as Sam. Tom 和 Sam 跑得一樣快

2、。 Tom runs as fast as Sam. 英語和數(shù)學(xué)一樣重要。 English is as important as math. Lucy 和Lily 學(xué)習(xí)一樣好。 Lucy studies as well as Lily.32. 兩者（A與B）在某一方面A不如B時(shí)用句型： A + 謂語謂語+ not as / so + 形容詞或副詞的原形容詞或副詞的原形形 + as+ B. eg: Tom 不如 Sam 高。 Tom is not as / so tall as Sam. Tom 不如 Sam 跑得快。 Tom doesnt run as / so fast as Sam. 英語

3、不如數(shù)學(xué)重要。 English is not as / so important as math. Lucy 不如Lily 學(xué)習(xí)好。 Lucy doesnt study as / so well as Lily.4形容詞的比較級形容詞的比較級一： 用法用于兩者（人或物）之間，表示“其中一個(gè)比另一更”或“較”，后面通常用連詞than連結(jié)另一個(gè)比較的對象，其基本句型是：主語謂語（系動詞）形容詞比較級主語謂語（系動詞）形容詞比較級thanthan對比對象。對比對象。 eg: eg: 吉姆比邁克高。吉姆比邁克高。 Jim is taller than Mike. Jim is taller than

4、Mike. 邁克比吉姆矮邁克比吉姆矮 Mike is shorter than Jim. Mike is shorter than Jim. 51、形容詞和副詞的比較級的規(guī)則變化：、形容詞和副詞的比較級的規(guī)則變化：一般直接在詞尾加er或 esttalltaller-tallestlight lighter-lightest以字母e結(jié)尾的直接加r或stnice nicernicestfine finerfinest 以輔音字母加y結(jié)尾的形容詞，要變y為i再加er或estheavyheavierheaviest busy busier-busiest 以重讀閉音節(jié)結(jié)尾且末尾只有一個(gè)輔音字母的形容詞

5、，要雙寫末尾的輔音字母再加er或 estthin thinnerthinnesthot hotterhottest 6多音節(jié)詞或部分雙音節(jié)詞的比較級和 最高級在其前面加more或most。 beautifulmore beautifulmost beautiful importantmore importantmost importantInteresting more interesting most interestingquickly more quickly most quicklytired more tired most tired72、不規(guī)則形容詞的比較級最高級、不規(guī)則形容詞的比

6、較級最高級原 級比 較 級最 高 級good / wellmany / muchlittle ill/bad /badlyfarbetterbestmoremostlessleastworseworstfarther/furtherfarthest/furthest（抽象）8（1）ill/bad /badly _ （2） busy _ （3）big _ （4）fat_ （5）hot _ （6） easy _（7）little _（8） fast _（9）hard _（10）many /much _worse/worstbusier/busiestbigger/biggestfatter/fat

7、testhotter/hottesteasier/easiestless/leastfaster/fastestharder/hardestmore/most9（11）happy_ （12）far _（13） careful _ （14）good/well _ （15） difficult _ （16）small _ （17）quiet _ （18） old _（19）beautiful_（20）strong_happier/happiestfarther(further)/farthest(furthest)more careful/most carefulmore difficult/mo

8、st difficultmore beautiful/most beautifulbetter/bestsmaller/smallestquieter/quietestolder/oldeststronger/strongest10 比較級+than （兩者之間） A比B較/更”。A + 謂語謂語 + adj./adv.比較級比較級 + than + B. eg: Tom 比比 Sam 高。高。 Tom is taller than Sam. Tom 比比 Sam 跑得快。跑得快。 Tom runs faster than Sam. 英語比數(shù)學(xué)重要。英語比數(shù)學(xué)重要。 English is mo

9、re important than math. Lucy 比比Lily 學(xué)習(xí)好。學(xué)習(xí)好。 Lucy studies better than Lily.11Which goes faster, the bike or the car? The car goes faster than the bike. The bike goes fast.12Which flies higher,the plane or the bird?The plane flies higher than the bird .The bird flies high.13Which runs faster, the dog

10、 or the sheep?The dog runs faster than the sheep.The sheep runs fast.14Donald duckHarry PotterWhich is more interesting?Harry potter is more interesting than Donald duck.Donald duck is interesting.15 倍數(shù) + 比較級+than .形容詞比較級前可加數(shù)詞，表示“大（?。┒嗌佟薄伴L（短）多少” eg:他比我小五歲。He is five years younger than me. A + 謂語謂語 +

11、倍數(shù)（倍數(shù)（times）+ adj./adv.比較級比較級 + than + B. Eg: 我的房間是你的三倍大。My room is three times bigger than yours.A + 謂語謂語 +數(shù)詞數(shù)詞+ adj./adv.比較級比較級 + than + B. 數(shù)詞+ 比較級+than .16eg:他越來越胖了。He becomes fatter and fatter. 她學(xué)得越來越好了。 She studies better and better. “比較級+and+比較級”表示“越來越”越來越高越來越強(qiáng)壯越來越長越來越受歡迎越來越漂亮越來越有趣taller and t

12、allerstronger and strongerlonger and longermore and more popularmore and more beautifulmore and more interesting17吃的越多，會變得越胖_you eat, _ you will be. the +比較級， the +比較級越， 越。The morethe fatter越多越好The more , the better.18你們越努力，將來你們就越成功.The _(hard)you _(work), the _ _(successfully)you _ _(be).他越忙越快樂._ _

13、 he is, _ _ he will be.The busier the happier harder workmore successfully will be19 the +比較級+of the twoAmy is the shorter of the two.John is the taller of the two.A+謂語 + the + adj./adv.比較級 + of the two.AmyJohn20A+謂語+ adj./adv.比較級+than any (other) +可數(shù)名詞單數(shù)+范圍。A+謂語+ adj./adv.比較級+than the other+可數(shù)名詞復(fù)數(shù)+

14、范圍。 “A是中最的”或“A比(其他)任何都” 注：當(dāng)A在范圍內(nèi)比較時(shí)，必須加other; 當(dāng)A不在范圍內(nèi)比較時(shí)，去掉other. eg：上海比中國其他的任何一個(gè)城市都大 Shanghai is bigger than any other city in China. 上海比日本的任何一個(gè)城市都大 Shanghai is bigger than any city in Japan.用形容詞的比較級來表達(dá)最高級的概念21He istaller than any other boy.He is taller than the other boysHe is the tallest of all.2

15、2The Yellow RiverWhich river is longer?The Changjian River23在中國，長江比其他河流都長。The Changjiang River is longer than the other rivers in China.在中國，長江比其他任何河流都長。The Changjiang River is longer than any other river in China.長江是中國最長的河流。The Changjiang River is the longest river in China.24（8）修飾比較級的詞 much(的多)、far

16、 (的多)、 a lot(的多)、even(更)、 a bit(一點(diǎn)兒) a little (一點(diǎn)兒) eg: This city is much more beautiful than that one.這座城市比那座城市漂亮的多。 Today is even hotter than yesterday.如果比較對象相同，可用that/those代替第二個(gè)比較對象。 The weather in Shanghai is better than that in Wuhan.25三、形容詞、副詞的最高級三、形容詞、副詞的最高級三者或三者以上人或物的比較。三者或三者以上人或物的比較。1. A+謂語

17、謂語+the +adj./adv.最高級最高級+ of, in, among短語短語A 是是中最中最的。的。 My mother is the busiest in my family. 我媽媽是家中最忙的。 I jump the farthest in my class. 我是我們班跳得最遠(yuǎn)的。 Tom is the tallest of all the students. Tom是所有學(xué)生中最高的。262、one of the+形容詞最高級+可數(shù)復(fù)數(shù)“最之一”。 籃球是世界上最受歡迎的運(yùn)動之一。Basketball is one of the most popular sports in

18、the world.3、the + 序數(shù)詞 + 形容詞最高級 + 名詞 表示“第幾大長高”The Yellow River is the second longest river in China 黃河是中國第二長河。27I.用形容詞的正確形式填空用形容詞的正確形式填空1.Which do you like _ (well), apples, pears or bananas?2.I think this story is _ (interesting) than that one.3.In the morning he is _ (early). His father is _ (early

19、) than he. His mother is the _ (early) of the three.4.The Yellow River is the second _ (long) river in China.5.He thinks his corn is _ (delicious) of all the food.6.I feel math is _ (difficult) than Chinese.best more interesting earlyearlierearliestlongest most deliciousthe more difficult28句型轉(zhuǎn)換：句型轉(zhuǎn)換

20、：1. Tom is tall. Jim is short.(比較級合并比較級合并) Tom is _ _ Jim.2. My hair is long. Marys hair is longer .(合并成一句合并成一句) Marys hair _ _ _ mine.3. Pedro is thinner than Sam. (改為同義句改為同義句) Sam is _ _ Pedro.4. My sister is better at study than me. She is clever. (改為同義句改為同義句) My sister is _ clever (聰明的聰明的) than

21、me at study.5. Peter is funny. Paul is funny, too. (合并成一句合并成一句) Peter is _ funny _ Paul.tallerthanislongerthan fatter/heavierthanmoreasas292)比較級：1)A+be +adj比較級+ than+B 2)A+V+adv比較級+ than+B注意：1)比較級修飾詞：much far even still rather a lot a little a bit 2)加倍數(shù)：A be +倍數(shù) +比較級+than+B 3)同范圍的比較，相當(dāng)于最高級：比較級+than

22、+any other +sl (比其他任何一個(gè)都。) 4）越來越 ：比較級 and 比較級 5）越.越.：the 比較級 ，the 比較級 6）兩個(gè)當(dāng)中比較.的：the 比較級 of the two 7）Who/Which is 比較級，A or B?最高級：A +be/v +the +最高級+of(in) +. 注意：1）名詞所有格，形物代修飾省略 the 2) one of the 最高級+ pl 3)Who/Which is the 形容詞最高級，A ,B or C? This box is_ that one.A. heavy than B. so heavy thanC. heavi

23、er as D. as heavy as2 This book is_ that one, but_ than that one.A. as difficult as; expensiveB. as more difficult as; more expensiveC. as difficult as; more expensiveD. more difficult as; as expensive302)比較級：1)A+be +adj比較級+ than+B 2)A+V+adv比較級+ than+B注意：1)比較級修飾詞：much far even still rather a lot a l

24、ittle a bit 2)加倍數(shù)：A be +倍數(shù) +比較級+than+B 3)同范圍的比較，相當(dāng)于最高級：比較級+than +any other +sl (比其他任何一個(gè)都。) 4）越來越 ：比較級 and 比較級 5）越.越.：the 比較級 ，the 比較級 6）兩個(gè)當(dāng)中比較.的：the 比較級 of the two 7）Who/Which is 比較級，A or B?最高級：A +be/v +the +最高級+of(in) +. 注意：1）名詞所有格，形物代修飾省略 the 2) one of the 最高級+ pl 3)Who/Which is the 形容詞最高級，A ,B or

25、 C?( )4 I think science is _ than Japanese.A. much important B. much more important C. important D. more much important( ) 5 This pencil is_ than that one.A longest B. long C. longer D. as long( ) 6 Our classroom is_ larger than theirs.A. more B. quite C. very D. much312)比較級：1)A+be +adj比較級+ than+B 2

26、)A+V+adv比較級+ than+B注意：1)比較級修飾詞：much far even still rather a lot a little a bit 2)加倍數(shù)：A be +倍數(shù) +比較級+than+B 3)同范圍的比較，相當(dāng)于最高級：比較級+than +any other +sl (比其他任何一個(gè)都。) 4）越來越 ：比較級 and 比較級 5）越.越.：the 比較級 ，the 比較級 6）兩個(gè)當(dāng)中比較.的：the 比較級 of the two 7）Who/Which is 比較級，A or B?最高級：A +be/v +the +最高級+of(in) +. 注意：1）名詞所有格，

27、形物代修飾省略 the 2) one of the 最高級+ pl 3)Who/Which is the 形容詞最高級，A ,B or C? 8 When spring comes, it gets_.A. warm and warm B. colder and colder C. warmer and warmer D. shorter and shorter 9 Day by day, _ students in our class came to like English. A. more and more B. much and much C. many and many D. les

28、s and least10 _ I look at the picture, _ I like it.A. The best; the more B. The more; the lessC. The more; less D. More; the more11 _ he read the book, _ he was in it. A. The more; the more interestingB. The less; the more interesting C. The more; the more interested D. More; more interested 322)比較級

29、：1)A+be +adj比較級+ than+B 2)A+V+adv比較級+ than+B注意：1)比較級修飾詞：much far even still rather a lot a little a bit 2)加倍數(shù)：A be +倍數(shù) +比較級+than+B 3)同范圍的比較，相當(dāng)于最高級：比較級+than +any other +sl (比其他任何一個(gè)都。) 4）越來越 ：比較級 and 比較級 5）越.越.：the 比較級 ，the 比較級 6）兩個(gè)當(dāng)中比較.的：the 比較級 of the two 7）Who/Which is 比較級，A or B?最高級：A +be/v +the +最高級+of(i