人教版英语八年级上 比较级最高级.ppt

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1、一只能修饰原级的词一只能修饰原级的词，very，quite，so，too.so,enough,pretty等等He is too tired to walk on.My brother runs so fast that I cant follow him.二可以修饰比较级的词，二可以修饰比较级的词，much，a lot，far，的多的多a little，a bit，一点儿一点儿even甚至，甚至，still仍然仍然Lesson One is much easier than Lesson Two.Tom looks even younger than before.She drives st

2、ill more carefully than her husband.三原级句型：三原级句型：1.A is as+原级原级+as+B 表示表示A 与与B一样一样eg:He is as tall as I.2.A is not as/so+原级原级+as B表示表示A不如不如Beg:He is not as tall as I.=He is shorter than I.=I am taller than he.English is not so important as Chinese.=English is less important than Chinese.Chinese is mo

3、re important than English.3.“甲甲+be+倍数倍数+as+形容词原级形容词原级+as+乙乙”表示表示“甲是乙的甲是乙的几倍几倍”例如例如,Tom is three times as old as Kate.汤姆的年龄是凯汤姆的年龄是凯特的二倍。特的二倍。Tom is twice bigger than Kate.Kate is twice younger than Tom.四比较级句型：四比较级句型：1.甲甲+be+倍数倍数+形容词比较级形容词比较级+than+乙乙”表示表示“甲比乙甲比乙几倍几倍”eg:Our room is three times bigger

4、than theirs.Our room is four times as big as theirs.2.当句中有当句中有than 时则用比较级。时则用比较级。A+be/动词动词+形容词比较级形容词比较级+than+BAs+n+be+形容词比较级形容词比较级+than+Bseg:Tara has longer hair than Tina.Taras hair is longer than Tinas.3.当句子中的比较对象为两者时用比较级：当句子中的比较对象为两者时用比较级：“which/who+be+形形容词比较级，容词比较级，A or B?g:Which is bigger，the e

5、arth or the moon？Who is taller,Lucy or Lily?4“比较级比较级+and+比较级比较级”表示表示“越来越越来越”。例如，例如，He is getting taller and taller.The flowers are more and more beautiful.*加加more构成比较级的形容词则用构成比较级的形容词则用more and more+形容词表示形容词表示越来越越来越eg:English is more and more important5.“the+比较级，比较级，the+比较级比较级”表示表示“越越，越，越”。例如，例如，The

6、more careful you are，the fewer mistakes youll make.6.“甲甲+be+the+形容词比较级形容词比较级+of the two+”表示表示“甲是两者甲是两者中较中较的的”。例如，例如，Look at the two boys.My brother is the taller of the two.7.甲甲+be+形容词比较级形容词比较级+than+any other+单数名词单数名词(+介词短语介词短语)”表示表示“甲比同一范围的任何一个人甲比同一范围的任何一个人/物都物都”，含义是，含义是“甲甲最最”。例如，例如，The Yangtze Riv

7、er is longer than any other river in China.=The Yangtze River is the longest river in China.长江是中国长江是中国最长的河流。最长的河流。注意：注意：The Yangtze Riveris longer than any river in Japan.长长江比日本的任何一条河都长。江比日本的任何一条河都长。Mike gets to school earlier than any other student in his class.Mike gets to school earliest in his c

8、lass.迈克在他们班到校最迈克在他们班到校最早。早。注意：注意：Mike gets to school earlier than any student in Toms class.迈克比汤姆班上任何一个学生到校都早。迈克比汤姆班上任何一个学生到校都早。(迈克和汤姆不是迈克和汤姆不是同一个班同一个班)五五.最高级常用句型结构最高级常用句型结构(1)“主语主语+be+the+形容词最高级形容词最高级+单数名词单数名词+in/of短语短语”表示表示“是是中最中最的的”。例如，例如，Tom is the tallest in his class./of all the students.This

9、apple is the biggest of the five.(2)“主语主语+be+one of the+形容词最高级形容词最高级+复数名词复数名词+in/of短语短语”表示表示“是是中最中最之一之一”。例如，例如，Beijing is one of the largest cities in China.(3)“特殊疑问词特殊疑问词+be+the+最高级最高级+A，B，or C？”用于用于三者以上三者以上Which is the biggest?the moon,the sun or the earth?(4).”the+序数词序数词+最高级最高级+单数名词单数名词+范围范围”。表示。

10、表示是是第几大（第几大（）eg:The Yellow River is the second longest river in China.形容词最高级之前要加形容词最高级之前要加the,但当最高级之前有形容词性物但当最高级之前有形容词性物主代词或名词所有格时则不用加主代词或名词所有格时则不用加theeg:He is the best student in my class.He is my best friend.I.单选单选1.Most of the people in Guangdong are getting _.A.more and more rich B.more rich and

11、 more rich C.richer and richer D.richer and richest2.Which is _,a bus,a car or a plane?A.the fastest B.most fast C.fast D.faster 3.Li Huas English is very good,and her French _ her English.A.is as good as B.isnt as good as C.is as well as D.is as better as4.Whos _ in your class?A.strong B.stronger C

12、.strongest D.the strongest 5.Jone looks so _ today because she has got an“A”in her math test.A.happy B.happily C.angry D.angrily6.He draws _ his uncle.A.as well as B.as good as C.as better as D.as best as14._ children there are in a family,_their life will be.A.The less,the better B.The fewer,the be

13、tterC.Fewer,richer D.More,poorer15.Robert is much _than _in his class.A.more tall;any other student B.more tall;anyone elseC.taller;any other student D.taller;other students19.Your room is _ than theirs.Their room is _than ours.Our room is _ of the three.A.bigger;bigger;smaller B.bigger;bigger;the s

14、mallest C.bigger;bigger;the smaller D.bigger;bigger;smallest 9.Tokyo is larger than _ in India.A.any other city B.any city B.C.another city D.other city10.The more you learn,the more _ you can get a job.A.easily B.easier C.easy D.easiest 20.Shanghai is one of the _ in the world.A.big city B.biggest

15、city C.biggest cities D.big cities22.When a piece of ice is taken into a warm room,it becomes _.A.big and big B.bigger and bigger C.small and small D.smaller and smaller24.Which is _,the moon or the earth?A.big B.bigger C.more expensiveD.most expensive25.My little brother sings _ than other boys.A.b

16、eautiful B.more beautifulC.beautifully D.more beautifully26.30,000 dollars is a large amount of money,but its _ than we need.A.far more B.very much C.far less D.very little27.Many students have done _ English.A.good at B.good for C.well in D.well at29.When winter comes,the days get _.A.short and sho

17、rt B.shorter and shorter C.long and long D.longer and longer31.He is _ enough to carry the heavy box.A.stronger B.much stronger C.strong D.the strongest32.I think English is _ French.A.less popular than B.the most popular C.so popular as D.as more popular as33.Of all the students,she looks _.A.the h

18、appiest B.the most happiest C.happier D.happy36.Things are _ on the moon _ on the earth.A.much lighter;than B.much heavier;than C.as heavy;as D.not so light;as43.Youve got the same dress as I.Yes.Mine is _,but not so _ as yours.A.better;expensive B.better;more expensive C.more better;expensive D.goo

19、d;more expensive45.Remember this,children._careful you are,_mistakes you will make.A.The more,the more B.The fewer,the more C.The more,the fewer D.The less,the less46.It will be bad for your health to eat _ food and take _ exercise.A.fewer;more B.more;less C.little;much D.less;more47.This camera is

20、really cheap!The _ the better.Im short of money.A.cheap B.cheaper C.expensive D.more expensive49.Xian is one of _ capital _in China.A.older,city B.the older,city C.oldest,cities D.the oldest,citiesII.根据句意，用所给词的适当形式填空。根据句意，用所给词的适当形式填空。1.We are sure Hong Kong will be even _ tomorrow.(good)2.Spring is

21、the _ time to plant trees.(good)3.Which play of the two is _?(interest)4.My brother is two years _ than I.(old)5.The new library is the _ one is China.(beautiful)6.My _ brother is over there.(old)7.Mrs.Golo danced _ of all.(good)8.This book is the _ expensive.I cant buy it.(many)9.Of all the students she is _(clever).10.I think Town Cinema has the _(friendly)service in the town.