人教版初中八年级英语上册unit3比较级练习课件ppt.ppt

火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 专题 形容词、副词 考点揭密 典型例题解析 课时训练火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去比较级规则变化口诀：比较级有规律，一般词尾加er，词尾若是哑音e,直接加r就可以，重读闭音节，末尾须双写，辅音字母加y,记得把y变为i加er,双，多有规律，原级前加more.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去二.形容词和副词比较级的构成，规则变化1.直接在词尾加-er。2.以e 结尾的直接在其后加-r。tallnice3.以重读闭音节结尾并且末尾只有一个辅音字母，应先双写这个辅音字母再加-er.bigshort small shorterlarge whiterwhitethinfatterfatsmallerthinnerlargertallernicerbigger火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去4.以“辅音字母+y”结尾的，先改“y”为“i”，再加-er。happy5.多音节和部分双音节词在其前面加more。loudlyheavierheavyeasiereasymore beautifulbeautifulmore interestinginterestinghappiermore loudlyquietly-more quietly火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去三.不规则变化 需要单独记忆 bad/badly/ill worse many/much more good/well better oldolder/elder far farther/further little less合二为一共三对，坏、病、两多并两好一分为二有两个，一是远来二是老，还有一词含双义，只记少来不记小火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去写出下列单词的比较级。funnyquietserioussmartoutgoingquicklyfunnierquietermore serioussmartermore outgoingmore quickly火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去tallnicebigfunnyoutgoingoldquietlylazy oldertallernicerbiggerfunniermore outgoingmore quietlylazier火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去lateexpensivethin smarthighfat interestingmore interestinglatermore expensivethinnersmarterhigherfatter火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 1.表示两者“相等”用，as+形容词/副词原级+as+比较对象；The boy is as old as the girl.Li Lei speaks English as well as Lucy形容词原级的用法 2.表示“不如”没有“不相等”，用“not+as/so+形容词/副词原级+as+比较对象”；The moon isnt so big as the sun.多音节的形容词也可用less 加原级表达。如:This book is less interesting than that one.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去 1.English is as _ as Chinese.You should learn it well.A.important B.more important C.the most important D.much more important 3.Bob never does his homework _ Mary.He makes lots of mistakes.A.so careful as B.as careful as C.as carefully as D.carefully as经典例析AC火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.表示两者进行比较：A+比较级+than+B（注意比较的对象要一致）The population in China is larger than that of India.My bike is more beautiful than hers.形容词比较级的用法2.比较级前可用much,a little,even,a lot,far，still 表示程度；He looks much fatter than before.This boy is a little taller than that one.3.表示两者之间进行选择“哪一个更”时，用句型“which/who is+形容词比较级，A or B?”表示。Which is bigger,the sun or the moon?火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去5.and 连接同一个比较级,或more and more+形容词原级表示“越来越”.warmer and warmer.Our life is getting better and better.6.“the+比较级.the+另一个比较级”表示越越；The more you exercise,the healthier you will be.4.表示“两者之间最的一个（of the two）”时，常用“the+比较级”结构。He is the thinner of the two.形容词比较级的用法火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.He is a little _(thin)than you,but he is as _(strong)as you.2.Our school is getting _ and_ _(beautiful).3.Who jumped _(far)in the long jump,Lily or Lucy?4.Of the two books,this one is the _(interesting).5.The _(much)you speak English,the _(well)you can speak it.6.Ann is a little_(young）than Joan,but she is much_（tall)thinnerstrong more more beautifulfarthermore interestingmorebetter younger taller火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.Which is_ season in Beijing?I think its autumn.A.good B.better C.best D.the best 2.(T/F)Who jumped farther of all in the long jump?3.Tiananmen Square is one of _squares in the world.A.large B.larger C.largest D.the largest 1.4.Which of those radios sounds _ The smallest one.A.good B.well C.better D.best(F)farther-farthestDDD火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去.根据句意填空。1.Which film is_this one or that one?(interesting)2.I think English is one of _subjects in middle school(important).3.Li Lei doesnt study so_ as his sister.(care)4.Ann is a little_ than Joan,but she is much_.(young,tall)5.The Changjiang River is very _.Its The third_ river in the world.(long)more interestingthe most important carefully younger taller long longest 火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去funnyfunn ierKungfu Panda is _.funnier than Tom and Jerry Tom and Jerry is funny.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去6:00Julie gets up _.earlier than Bob Bob gets up early.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去popular more popularthe most popularLin Junjie is popular.Pan Weibo is _ LinJunjie.Zhou Jielun is _ of the three/of all.more popular thanthe most popular火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去Task1:如何表达甲与乙在某方面相同或不同？1.我的学校和你的一样新My school is as new as yours.He speaks English as well as you.2.他英语说地和你一样好.3.牛肉不及猪肉美味.4.我跑得没你快.I dont run as/so quickly as you.Beef is not as/so delicious as pork.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去1.Lily 的房间比我的大.2.中国印度.哪个国家更大?3.汉语比英语难的多.Task 2:形容词和副词的比较级比较级前可用表示程度的副词修饰，如much,a little,even,far，a bit,a lot,four years old 等Lilys room is bigger than mine.Which country is larger,China or India?Chinese is much more difficult than English.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去Task3:中译英并归纳1.春天天气变得越来越暖和2.我们的国家变得越来越美.3.汤姆是两兄弟中较高的一个.Its getting warmer and warmer in spring.Our country is getting more and more beautiful.比较级+and+比较级表示“越来越Tom is the taller of the two brothers.比较级前一般不用the 修饰，但特指两者之一时用the 修饰。火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去The more she eats,the fatter she will be.The more careful you are,the fewer mistakes you make.The 加比较级加句子，the 加比较级加句子，表示:越,越4.她吃得越多就越胖.5.你们越仔细，出的错误就越少.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去Task4:形容词和副词的最高级Mary is the cleverest girl in our class.Shanghai is one of the largest cities in the world.1.Mary 是我们班上最聪明的孩子2.上海是世界上最大城市之一.3.黄河是中国第二长河.The Yellow River is the second longest river in China.火灾袭来时要迅速疏散逃生，不可蜂拥而出或留恋财物，要当机立断，披上浸湿的衣服或裹上湿毛毯、湿被褥勇敢地冲出去Better later than never.Facts(事实）speaks louder than words.Enough is better than too much.Two heads are better than one.Blood(血)is thicker（稠，浓）than water.亡羊补牢，犹未晚也事实胜于雄辩知足常乐三个臭皮匠顶个诸葛亮血浓于水Additional work