比较级语法讲解.ppt

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1、比较级语法讲解现在学习的是第1页，共13页 构成的规则变化构成的规则变化:1.单音节词和少数双音节词一般在词单音节词和少数双音节词一般在词尾加尾加 er eg.cold colder old older一、形容词的比较级变化形式一、形容词的比较级变化形式现在学习的是第2页，共13页 2.重读闭音节词末尾只有一个辅音字母时重读闭音节词末尾只有一个辅音字母时,先双写这个辅音字母先双写这个辅音字母,再加再加-er.big bigger thin thinner 3.以以“辅音字母辅音字母+y”结尾的双音节词，先结尾的双音节词，先改改y为为i,再加再加-er或或-est。easy easier hap

2、py happier现在学习的是第3页，共13页 4.多音节词和部分双音节词在词前加多音节词和部分双音节词在词前加 more。eg.delicious more delicious interesting more interesting serious-more serious 现在学习的是第4页，共13页构成的不规则变化构成的不规则变化:eg.good/well better bad/badly worse many/much more little less far farther/further现在学习的是第5页，共13页 1.表示两者表示两者(人或事物人或事物)的比较。的比较。eg.

3、I am taller than Tom.My dress is more beautiful than hers.二、形容词的比较级的用法二、形容词的比较级的用法现在学习的是第6页，共13页2.在形容词比较级前还可用在形容词比较级前还可用much,even,still,a little来修饰来修饰,表示表示“的多的多”,“甚甚至至”,“更更”,“一些一些”。e.g.This city is much more beautiful than before.Shes a little more outgoing than me.Its a little colder today.现在学习的是第7

4、页，共13页 3.“比较级比较级and比较级比较级”意为意为“越来越来越越”。多音节比较级用。多音节比较级用“more and more形容词原级形容词原级”形式。形式。Its getting worse and worse.The group became more and more popular.现在学习的是第8页，共13页 4.“Which/Who is+比较级比较级？”比比较较A、B两事物两事物,问其中哪一个较问其中哪一个较时时用此句型。用此句型。e.g.Which T-shirt is nicer,this one or that one?Who is more active,Ma

5、ry or Kate?现在学习的是第9页，共13页三、比较两者其他用法三、比较两者其他用法1.两者在某一方面相同基本句型两者在某一方面相同基本句型“as+形容词或副词原形形容词或副词原形+as”e.g.I think science is as important as math.Tom runs as fast as Jim.2.一方在某一方面不及对方基本句型一方在某一方面不及对方基本句型“not as/so+形容词或副词原形形容词或副词原形+as”e.g.He is not as/so tall as his brother.现在学习的是第10页，共13页1.Jims bag is _ t

6、han Kates.A.bigger B.big C.biggest D.the bigger2.That book is not so _ as this one.interesting B.more interesting C.most interesting D.the most interesting3.My shoes are cheaper than _.A.you B.your C.yours D.your one Self-checkI.Multiple choices现在学习的是第11页，共13页4.This classroom is _than that one.A.man

7、y big B.much big C.many bigger D.much bigger5.Do you look _ Tom?A.the same as B.same as C.the same D.the same so Self-checkI.Multiple choices现在学习的是第12页，共13页He has _(short)and _(curly)hair than Sam.Tom is _(athletic)than Jim is.Is your hobby the _(same)as mine?He can run as _(fast)as I.She is a _(little)heavier than me.He is _(much)more outgoing than me.Self-checkII.Fill in the blanksshortercurliermore athleticsamefastlittlemuch现在学习的是第13页，共13页