2022新人教版八年级上册《英语》形容词与副词的比较等级 ppt课件.ppt

1、ENGLISH形 容 词 与 副 词 的 比 较 等 级The Comparative and Superlative Degrees of Adjectives and Adverbs(形容词和副词的比较级和最高级)大多数形容词和副词有三个等级：（没有比较时用原级）（两者比较时用比较级）（两者以上用最高级）1.一般单音节形容词和副词的比较级多在原形上加-er,最高级加-est，多音节adj在原形前加more,最高级加mostRememberRemember原级比较级最高级smallsmallersmallestbeautifulmore beautiful most beautifulpop

2、ularmore popularmost popular2.辅音字母加y结尾时去y加ier,最高级加iest eg.friendly friendlier friendliest一、形容词和副词比较级和最高级的构成一、形容词和副词比较级和最高级的构成3.以不发音的e结尾时比较级加r，最高级加st.eg.fine finer finest4.重读闭音节结尾的词,如末尾是一个辅音字母,双写这个辅音字母,再加-er/est.eg.big bigger biggest ly结尾的副词变比较级前面加more,变最高级前面加most quickly more quickly most quickly原级比

3、较级最高级good/wellbetterbestbad/badly/illworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest一、形容词和副词比较级和最高级的构成一、形容词和副词比较级和最高级的构成不规则变化二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法1、表示“和一样”，用“as+原级+as”结构。eg:He likes her as much as he likes his sister.2、表示“不如”，用“not as/so+原级+as”结构或“less+原级

4、+than”结构 eg:He does not smoke as/so heavily as his brother.He smokes less heavily than his brother.3、表示“比更”，用“比较级+than”结构。eg:She sees me more often than she sees her brother.基本用法二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法4、表示“中最”,用“the+形容词的最高级+比较范围”结构，比较范围为短语从句。eg:This is the best picture in the hall.Thi

5、s is the best picture that he has ever painted.5.副词的最高级用法：v.+(the)+副词的最高级+范围 eg.He runs fastest in his class.He draws best.基本用法二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法6、表示“越来越”，用“比较级+and+比较级”结构或“more and more+原级”结构。eg:Things are getting better and better every day.She is becoming more and more beautif

6、ul.7、表示“是的几倍”，用“倍数+as+原级+as”结构，或者“倍数+比较级+than”结构。eg:This classroom is three times as big as that one.This classroom is twice bigger than that one.基本用法二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法1、形容词的比较级前面一般不加冠词，但表示“两者中较”的时候，要用“the+比较级+of”。eg:She is better than she was yesterday.She is the taller of the t

7、wo girls.2、形容词的最高级前面一定要加定冠词the，而副词的最高级前面可加可不加。eg:This book is the most difficult that I have ever read.He jumped(the)highest of the three boys.特殊用法二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法3、比较级前面可以用even(更加)，much(得多)，far(得多)，a littlie(一点)，a bit(一点)，slightly(些微地)，a great deal(大量)，a good deal(大量)，a lot(大量

8、)，still(还，还要)等词语表示不定程度或数量。eg:I am even less lucky.She is far better than me at writing.特殊用法Follow ups(随堂练习)1、-Mr Zhou,all of the students in our group,who lives _?-I think Li Lei does.A.fat B.father C.farthest D.farest2、The Changjiang River is _ than any other river in China.A.shorter B.longer C.sho

9、rtest D.longest3、Bob never does his homework _ Mary.He makes lots of mistakes.A.so careful B.as carefully as C.carefully as D.as careful as4、_ she is,_ she feels.A.The more busy,the more happy B.The busy,the happy C.Busier,happier D.The busier,the happier5、The weather is getting w_ a_ w_.(越来越糟糕)CBBD

10、 Dorse nd orse 三.单项选择。1.Lucy is very short,but she is _ than her sister.A.shorter B.longer C.taller D.older 2.Frank is _ friendly than his brother.A.a little more B.a few more C.much D.a little 3.Sam is _ at Chinese than Jim.A.good B.well C.better D.gooder 4.This one is too large.Can you show me a _

11、one?A.larger B.large C.small D.smaller 5.Do you think March is _ than January?Yes,its _ warmer.A.better,a little B.well,much B.C.worse,very D.nicer,quite 6.Im _ quieter than Susan.A.little B.few C.a little D.a few 7.The watch is not _ beautiful as that one.A.very B.too C.so D.more 8.His French isnt

12、so good as _.A:he B:him C:his D:hers 9.Its much better than _ classes.A.have B.has C.to have D.having 10.Her bag is newer than _.A.mine B.my C.me D.I11.The _,the better.A.much B.many C.more D.most 12.Do you know who is _ of the twins?A.shorter B.heavier C.the older D.the funny13.The weather in North China is colder than _ in South China.A.B.this C.the one D.that 13.Which one is _,this one or that one?A.good B.bad C.bestD.worse14.He is _ than me.A.older B.elder C.young D.more younger15.I think your room is _ bigger.A.a lot B.a lot of C.lots of D.moreTHE END