初二英语形容词和副词的比较等级.ppt
,1.very,so,quite,too,as 后只能用原级。2.没有比较用原级。3.as 原级 as“和一样”The tree is as _ as that building.John runs as _ as Tom.4.not so/as 原级 as“和不一样，不如”He doesnt have as many books as I have.,形容词，副词的原级,tall,fast/quickly,2.比较级前常用的修饰语：a bit/a little/a bit（一点），much/a lot/（非常）/even/far/any 等词语表示程度。,She is a little taller than I(me).Who is much more careful,Ann or Elisa?,形容词，副词的比较级,1.比较级是两者进行比较，句中常出现 than(比),/or(2者选择),例如：,1.the+比较级+of the two“两个中比较的这一个”Lucy is the _(高)of the twin sisters.My hat is the _(漂亮)of the two.2.比较级 and 比较级相同“越来越”It is getting _ and _.Our country is becoming _and _.3.The 比较级,the 比较级“越 越”The _the _.The _he is,the _he feels.,darker,more beautiful,stronger,taller,more,better,busier,happier,注意：,stronger,darker,数量+比较级 than My father is three years older than my mother.,形容词，副词的最高级,1.最高级前常用的修饰语：the,3.the+序数词+最高级+名词+in/ofThe Yellow River is the second longest river in China,5.This is the+最高级+名词(that)I meet/know/This is the most beautiful city that I have ever visited.,4.one of the+最高级+名词复数+in/ofShenzhen is one of the biggest cities in China,2.the+最高级+of/in(三者及以上范围的)/A,B()or C?My mother is the busiest in my family,、使用形容词和副词比较级和最高级应注意事项1.形容词的最高级前必须有the,而副词的最高级前the可以省略。,2.在进行比较时，必须是同类事物相比较。His ruler is longer than I.His ruler is longer than mine.,、比较级与最高级的互换1Jim is taller than any other boy in our class.(吉姆比我们 班上任何一个男孩都高)=Jim is taller than the other boys in our class.(在我们班上吉姆其它的男孩高)=Jim is the tallest in our class.（吉姆是我们班最高的）2.Jim is taller than any girl in our class.（吉姆比我们班的 任何一个女孩都高）,形容词的比较等级构成方式:1.一般单音节adj 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 most,2.辅音字母加y结尾时,比较级去y变i再加-er,最高级去y变i再加-est.eg.friendly friendlier friendliest,3.以不发音的e结尾时加-r/-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 biggest5.不规则adj的比较级与最高级如下:,注：older 一般比年龄，新旧；elder指长幼关系(一般修饰名词);elder brother/sisterfarther指距离更远；further指抽像的.I want to study English further.,I.用形容词的正确形式填空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)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,early,earlier,earliest,longest,most delicious,the,more difficult,句型转换：1.Tom is tall.Jim is short.(比较级合并)Tom is _ _ Jim.2.My hair is long.Marys hair is longer.(合并成一句)Marys hair _ _ _ mine.3.Pedro is thinner than Sam.(改为同义句)Sam is _ _ Pedro.4.My sister is better at study than me.She is clever.(改为同义句)My sister is _ intellectual(聪明的)than me at study.5.Peter is funny.Paul is funny,too.(合并成一句)Peter is _ funny _ Paul.,taller,than,is,longer,than,fatter/heavier,than,more,as,as,
