【暑假衔接】第17讲 Unit3 形容词比较级和最高级 知识梳理与精练-新八年级英语暑假讲义（人教版）

这是一份【暑假衔接】第17讲 Unit3 形容词比较级和最高级 知识梳理与精练-新八年级英语暑假讲义（人教版），文件包含暑假衔接第17讲Unit3形容词比较级和最高级知识梳理与精练-教师版新八年级英语暑假讲义人教版docx、暑假衔接第17讲Unit3形容词比较级和最高级知识梳理与精练-学生版新八年级英语暑假讲义人教版docx等2份试卷配套教学资源，其中试卷共12页， 欢迎下载使用。
1.规则变化
2.不规则变化
1.原级的判定方法
1）由表示程度的副词very， s， t， enugh， quite等修饰时，用形容词原级。
The film is t bring. 这部电影太无聊了。
2）A+be+as+原级+as+B，意为“A与B一样……”，表示相同或相等。
My best friend is as tall as her mther. 我最好的朋友和她妈妈一样高。
3）A+be+nt+s/as+原级+as+B，意为“A不及B那样……”，表示不如或不相等。
This red skirt is nt s beautiful as that blue ne. 这条红色的短裙不如那条蓝色的漂亮。
4）A+be+倍数+as+形容词原级+as+B，表示“A是B的……倍”（常见倍数：一半half，一倍nce，两倍twice，三倍及以上：数字+times）。
Our schl is twice as large as theirs. 我们学校是他们学校的两倍大。
5）as much/many...+as，表示前后的数量相同。
Jhn earns as much mney as his brther.约翰挣的钱和他的哥哥一样多。
6）as+原级+as+用作比喻的名词，意为“像……一样”，此结构可形成许多习惯用语，多用于口语。
He is as busy as a bee.他像蜜蜂一样忙碌。
比较级的判定方法
由表示程度的副词a little, a bit, a few, a lt, much, even, still, far, rather, any等修饰时，用形容词或副词的比较级。
It is even clder tday. 今天甚至更冷了。
2）“the+比较级...，the+比较级...”表示“越……，就越……”。
The mre fruit yu eat, the healthier yu are. 你吃的水果越多，你就越健康。
3）“比较级+and+比较级”，表示“越来越……”。
注意：若比较级是在原级前加mre构成的，则用“mre and mre+原级”表示“越来越……”。
Our city is becming mre and mre beautiful. 我们的城市变得越来越漂亮了。
4）表示两者进行比较时用比较级，其结构为A+be+比较级+than+B表示“A比B……，”即A>B。（注意比较的对象要一致）如果加入数字，则表示确切的量的关系。
My bike is mre beautiful than hers. 我的自行车比她的（自行车）漂亮。
比较级的常见结构有：
1.A+be+less+多音节形容词原级+than+B，表示“A不及B……”。
The film was less funny than the bk.这部电影没有这本书有趣。
2.表示两者之间进行选择时，用句型：Which/Wh+be+比较级，A r B?。
Which is nearer t the sun, the mn r the earth? 哪个离太阳更近，月亮还是地球？
3.表示两者之间较……的一个（f the tw）时，常用the+比较级结构。
He is the thinner f the tw.他是两个中较瘦的那个。
4.表示几倍于……时，用倍数+比较级+than表示。
The Yangtze River is almst twice lnger than the Pearl River.长江大概比珠江长两倍。
最高级的判定方法
1）表示三者或三者以上的人或物进行比较时，用最高级形式。形容词最高级前必须加定冠词the，副词最高级前可以不用。句末常跟一个in/f/amng 短语来表示范围。即用“A+be+the+最高级（in/f/amng）...” 表示。
This picture is the best f all. 这幅画是所有的画中最好的。
2）表示“A是……中最……之一”时，用“A+be+ne f+the +形容词最高级+名词复数形式”
Deng Ziqi is ne f the mst ppular singers.邓紫棋是最受欢迎的歌手之一。
3）表示在三者或三者以上的人或物中进行选择时，用句型：Which/Wh be the +最高级，A， B r C?
Wh is the tallest, Tm, Kate r Bill? 汤姆、凯特、比尔，谁最高？
最高级的常见结构有
1.形容词最高级前面可以加序数词，表示“第几最……”。“A+be+the+序数词+形容词最高级+名词单数+范围”表示。
She is the secnd tallest girl in ur class. 她是我们班第二高的女生。
2.形容词最高级前面可以用物主代词、指示代词、名词所有格等修饰，但此时不能再加定冠词the。
She is my best friend. 她是我最好的朋友。
3.形容词比较级结构可以表示最高级含义。
He is taller than any ther student in ur class. 他是我们班上最高的学生。
中考试练
1.Cmpared with newspapers r TV, the Internet ffers peple __________ infrmatin.
A.muchB.mreC.mst
2.Of the tw physics prblems, Martha just finished __________ ne.
A.the mst difficultB.the least difficultC.the less difficult
3.Miss Brwn tells us t remember that__________careful we are,__________mistakes we will make.
A.the mre, the fewerB.the fewer, the mreC.the mre, the less
4.—What d yu think f the mvie Operatin Red Sea?
—Wnderful. I’ve never seen a mvie __________ than it.
A.mre excitedB.mre exciting
C.mst excitedD.mst exciting
5.—Mary, d yu prefer weekdays r weekends?
—Of curse weekdays. Because I’m __________ n weekends.
A.busyB.much busierC.the busiest
6.—D the twins lk the same?
—N, Jane is __________ taller than Claire.
A.littleB.mreC.a little
7.All the students in ur class are ver fifteen except Nick. He is__________in ur class.
A.yungerB.lder
C.the yungestD.the ldest
8.—Which cuntry has the __________ ppulatin in the wrld?
—China. It’s a little __________ than that f India.
A.mst, mstB.biggest, bigger
C.mre, mstD.bigger, biggest
9.The pizza lks __________. It is my favurite.
A.lvelyB.sweetly
C.sftlyD.healthily
10.Nthing is __________ than keeping trying if yu want t achieve yur dream.
A.very imprtantB.mre imprtant
C.the mst imprtantD.as imprtant as
课堂精练
第一组
1.The red pencil is than the green ne.
A. shrtB. shrter C. nice D. the shrtest
2. It is ur hpe that we can live in a wrld and say gdbye t wars fr ever.
A. similar B. peaceful C. familiar D. natural
3.. —There is milk in the fridge. Please buy sme n yur way hme.
—All right.
A. much B. many C. little D. few
4.. Mr Wu always spends a lt f time explaining things t us. He is s .
A. cl B. patient C. selfish D. unfair
5.. —Why nt ask Bb t jin us in the schl trip?
—I can’t tell if he’s able t. He’s always with his wrk.
A. careful B. familiar C. casual D. busy
6. A_____girl named Dng Xinyi lked after her disabled father.
A. three-year-ldB. three-years-ldC. three years ld
7. —Peter is _______ than yu, right?
—Yes, but he is _______ runner in ur class.
A. heavier; best B. heavy; the best C. heavier; the best D. heavy; better
8. —Hw many new desks and chairs are there in yur schl this year、
—There are ver 3,000. Each f us has ne.
A. less than B. mst C. mre than D. as many as
9.Let me tell yu ______news abut cell phnes(手机)—Apple asks Samsung t stp cpying, and hundreds f peple lined up t buy iPhne 4S.
A. a B. many C. sme D. few
10. ---Are yu afraid f dgs?
---Yes. I’m ______________ f them.
A. surprisedB. terrifiedC. embarrassedD. excited
11. —Why are yu s , Amy?
—I thught I lst my purse, but I didn’t. I fund it in my study!
A. angry B. happy C. sad D. nervus
12. The new Apple’s prduct (产品)”iphne 10S” is _____ amng the yung peple.
A. meaningful B. traditinal C. ppular D. special
13. Ya Ming is _______Chinese basketball player that ever played in NBA.
A. tall B. taller C. tallest D. the tallest
14.—What kind f bks d yu like?
—I like funny strybks. They're very_.
A. bring B. lazy C. quiet D. interesting
15. —Snia, d yu think yu are different frm Linda?
—Yes. I'm ______ at drawing than her.
A. better B. gd C. well D. best
第二组
1.. She has many hbbies. Her after-wrk life is ________ .
A. lnelyB. clrfulC. emptyD. dull
2. —Ann, I am wrried I’m getting fatter. What shall I d?
—I think yu shuld eat ________fd and d mre exercise.
A. mre B. less C. much D. little
3. — Cme n. Dave. It's time fr dinner.
— I'm nt______ yet. I've just had a hamburger.
full B. tired C. thirsty D. hungry
4. Bb ften says that swimming is than hiking in reducing weight, but he always spends mre time n swimming.
A. less useful B. less interesting C. mre useful D. mre interesting
5. The price f the sweater is very ______. I can’t affrd it.
A. expensive B. cheap C. high
6. The mre careful yu are, the _______ mistakes yu will make.
A. few B. fewer C. fewest
7.. With the help f the new skill, Liu Xiang can run______ than befre.
A. fast B. faster C. fastest
8.. — Have yu finished yur wrk yet?
— N, nt yet. It'll take me _____ten minutes.
a. ther B. anther C the ther
9.. She prefers ftball because she thinks it’s amng all sprts.
A. InterestingB. mre interestingC. the mst interesting
10.. Is this kind f pet ___ a pet dg these days?
as trendy as B. mre trendier than C. much trendy than D. nt s trendier as
11.. The Old Twn f Lijiang is _____ with turists fr its beautiful buildings.
A. ppular B. famus C. special D. different
12.. It was a ______ day and she felt very _____.
tiring, tired B. tiring, tiring C. tired, tiring D. tired, tired
13.. Liuzhu is ________ than Shanghai.
A. small B. smaller C. smallest
14..一It’s summer nw，the weather is getting .
A. higher and higher B. lwer and lwer C. htter and htter D. clder and clder
15.. Smene says "Time is, mney. But I think time is_________ imprtant than mney.
A. less B. much C. even mre D. much least
16. —Which city has _________ppulatin, Beijing, Guiyang r Xingyi?
—XIngyi, f curse.
A. the largest B. the smallest C. the mst D. the least
17. A _____ girl named Dng Xinyi lked after her disabled father.
A. three-year-ldB. three-years-ldC. three years ld
18. _____exercise yu take, _____yu’ll be.
A. The fewer, the fatterB. The less, the fatterC. The less, the mre fatter
类别
构成方法
原级
比较级
最高级
单音节
词和少
数双音
节词
一般直接加-er,-est
lng
tall
lnger
taller
lngest
tallest
以不发音的e 结尾时加-r,-st
late
large
later
larger
latest
largest
以辅音字母加y结尾时把y变i,再加-er,-est
easy
happy
easier
happier
easiest
happiest
以重读闭音节结尾且末尾只有一个辅音字母时,双写最后的辅音字母,再加-er,-est
big
ht
bigger
htter
biggest
httest
多音节
词和部
分双音
节词
在原级前加mre,mst
careful
mre
careful
mst
careful
beautiful
mre
beautiful
mst
beautiful
原级
比较级
最高级
gd/well
better
best
bad/ill
wrse
wrst
ld
lder/elder
ldest/eldest
many/much
mre
mst
little
less
least
far
farther/further
farthest/furthest