小学五年级 比较级

形容词及副词比较级用法中小学在线一对一I am older than my sister. Compare your parents. Check( ) who is smarter, funnier, etc. in the chart. Then ask your partner about his / her parents. A: Who is smarter, your mother or your father?B: I think my mother is smarter than my father.MotherFathersmartfunnytalloutgoingfriendlythin I am 100 years old. How old are you? He is young. Wang Junkai is 17 years old. Kimi is 7 .Wang Junkai is older Kimi.than He is younger.比比形容词的形容词的比较级比较级更年轻更年轻Kimi is than Wang Junkai.younger I am 227 cm.How tall are you?two hundred and twenty-seven/sentimi:tz/centimeters(厘米厘米) He is tall. Yi Jianlian is 212 cm. Yao Ming is 227 cm.Yao Ming is taller Yi Jianlian.than He is taller.比比形容词的形容词的比较级比较级更更高高Yi Jianlian is_ than Yao Ming .shorter描述描述身高矮身高矮的形容词：的形容词：talltallershortshorter描述描述年龄年龄的形容词：的形容词：oldolderyoung younger形容词形容词原级原级 形容词形容词比较级比较级描述描述体型体型的形容词：的形容词：strong strongerthinthinner形容词形容词原级原级 形容词形容词比较级比较级描述描述大小大小的形容词：的形容词：bigbiggersmallsmaller描述描述体重体重的形容词：的形容词：heavy heavierlightlighter形容词形容词原级原级 形容词形容词比较级比较级描述描述长短长短的形容词：的形容词：longlongershortshorter1.1.什么是形容词的什么是形容词的原级原级？表示修饰两种东西的程度是一样的表示修饰两种东西的程度是一样的, ,用用as.asas.as表示原级表示原级，译为，译为:“:“和和一样一样”。2.2.什么是形容词的什么是形容词的比较级比较级？表示两者相比，一个比另一个更表示两者相比，一个比另一个更，有比，有比较级的句中有较级的句中有thanthan, ,且仅限于两者比较。且仅限于两者比较。原级和比较级区分程度的不同：原级是说明两个人物或事物的程度是一样。比较级是区分两个人物或事物的程度不一样。This tree is as_ as that tree.The green bag is as _as the red.This pen is as _ as that pen.Yao Ming is Jordan.Jordan226cm198cmtaller thanYaomingtalltallerJordan is tall. ￥20￥30cheapcheaperThe pink dress is cheap. The black dress is _the pink one. cheaper than当两个人或两件事物进行比较时，当两个人或两件事物进行比较时，形容词和副词要用比较级，也就是形容词和副词要用比较级，也就是词尾词尾-er形式，比较级常常用形式，比较级常常用than来来连接被比较的两个人或事物。连接被比较的两个人或事物。e.g. I am shorter than you.The red car is cute.The blue car_ the red car.(蓝车比红车更可爱）蓝车比红车更可爱）is cuter thanThe red apple is big.The green apple is _the red one.bigger than56.1kgheavy58kgGarfield is heavy.Doraemon is _ Garfield .heavierheavier thanGarfieldDoraemon short-shortersmall-smallernicenicersafesafer-bigthinheavyheavierhappyhappierbigbiggerthinthinner大多数形容词和副词有三个等级：原级、比较级、最高级。一、形容词比较级的构成 1.1.构成的不规则变化: : 2. 2.构成的规则变化: :1. 构成的不规则变化:e.g. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/ furthest2. 构成的规则变化:1) 单音节词和少数双音节词一般在词尾 后加-er 构成比较级 或-est构成最高级. 如： 原级 比较级 最高级 cold colder coldest bright brighterbrightest young younger youngest2) 以字母以字母 e 结尾的词只加结尾的词只加 r 或或-st 构成构成 比较级比较级和和最高级最高级。 原级原级 比较级比较级 最高级最高级 nice nicer nicest fine finer finest large larger largest3) 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, 再加-er或-est。如: big bigger biggest thin thinner thinnest 4) 以“辅音字母+ y”结尾的双音节词， 先改y为i, 再加-er或-est。如： easy easier easiest happy happier happiest5) 多音节词和部分双音节词在词前加more 或most。如： delicious more delicious most delicious interesting more interesting most interesting importantmore important most importantExercise 将下列单词变成形容词比较级形式： tall-strong-old-easy-thin-heavy-big-lucky-high-fast-slow-early-fine-late-fat-careful-delicious-interesting-clean- good-bad-much-little- far-funny-happy-small- large-Exercise Writetheanswers(根据句意填空) 1.The black dog is _ (thin) than the white dog 2.This balloon is _ (big) than yours. 3.My bag is _ (heavy) than yours. 4.John is _ (strong) than Mike. 5. I am _ (short) than Lucy.Exercise1.How heavy are you? _. A. Im 48 years old. B. Im 48 kg. C. Im 48 cm. 2.Tom is 120 cm. Jack is _than him. A. tall B. taller C. heavier 3. How heavy is the whale? _. A. Its strong. B. Its heavier. C. Its 3600 kg. 4. How _ are you? A. old B. older C. taller 5. The monkey has a _ tail. A. tall B. long C. longer 6. How big are your feet? _ . A. I wear Size 17. B. Im bigger than you. C. Im17 bigger.Exercise7. Jim is 40 kg. Tom is 38 kg. Tom is _ than Jim. A. taller B. thinner C. heavier 8. Im 11 years old. My sister is 2 years older thanme. She is _. A.11 B.12 C.139. I am _ than my aunt. A. strong B. big C. shorter 10. My father is _ than my grandpa. A. older B. younger C. smaller 11.My arms are 87 cm _.A. long B. tall C. old12.His little brother is 3 kg _ than me.A. older B. shorter C. heavierLets talkQ1:How tall is Lucy?Q1:Is John taller than Lucy?Shes 164 cm tall. No, he is shorter than Lucy.Lets talkJohn: How tall are you?Wu: Im 164 cm tall.John: Yes. Im 160cm. Youre 4cm taller than me .Youre shorter than me.原型原型宾格宾格比比比比高高我我那一只那一只 猴子猴子棕色的棕色的the yellow one=the yellow monkeyDad: Which monkey do you like, Ben?Ben: I like the yellow one.Look, its (tall/taller) than the brown one.tallerDad: I like the little monkey. Ben: How (tall/long) is its tail?Its younger and funnier.小小 猴子猴子它的它的 尾巴尾巴/ei/longDad: I think the little monkey is only 40cm tall. 40cm想、认为想、认为仅仅仅仅Its tail is about 30 cm long.大约大约funny（有趣的）比较级（有趣的）比较级30cm重点题重点题1.I am (old/older) than you .2.How (old/older) are you?3.Line up from (old/older) to (young/younger) 4.She (are/is) 4cm taller than me.5.The little monkey is (funny/funnier) than the old one.语法重点语法重点1.How tall are you?你多高？你多高？Im 150 cm./ Im150 cm tall.你多大？你多大？2.How old are you?Im 5./ Im 5 years old.它的尾巴多长？它的尾巴多长？3.How long is its tail?Its tail is about 30 cm long.语法重点语法重点4. Sb. +be+ 形容词形容词比较级比较级+ than Sb.某人某人比比某人某人怎么样。怎么样。例：例：I am older than you .例例:You are older than me .我比你老我比你老。你比我老你比我老。 讲述某人或某物自身情况时用原级。讲述某人或某物自身情况时用原级。 基本句型：基本句型：主语主语+ 谓语谓语 + 形容词形容词/副词原级副词原级 +. He is very old now. 他现在很老了。他现在很老了。 They ran quite fast. 它们跑得相当快。它们跑得相当快。 The weather looks rather bad. 天气看上去相当糟天气看上去相当糟 I am so happy. 我是如此的快乐。我是如此的快乐。 表示两者之间没有差别时表示两者之间没有差别时,使用句型：使用句型： 主语主语(A) + 谓语动词谓语动词 + as + 形容词形容词/副词原级副词原级 + as + B+. 如：如：He is as tall as his younger sister. Lilys hair is as long as her mother .表示第一个人比不上第二个人时表示第一个人比不上第二个人时,使用句型使用句型: 主语主语(第一个人物第一个人物) + 谓语动词谓语动词(否定式否定式) + as / so + 形容词形容词/副词原级副词原级 + as He is not so / as excited as his younger sister. Lilys hair is not so / as long as her mother. 讲述两者有差异讲述两者有差异, 第一个人物超过第二个人第一个人物超过第二个人 物时用比较级。物时用比较级。基本句型：基本句型：主语主语(A)+谓语动词谓语动词+形容词形容词/副词比副词比较级较级+than+主语主语(B)+. e.g. A modern train is faster than a car. This book cost me more than that one. 在形容词比较级前还可用much, even, still, a little来修饰, 表示“的多”, “甚至”, “更”, “一些”。e.g. 1) This city is much more beautiful than before. 2) Shes a little fatter than me. 3) Its a little colder today. 3.“比较级and比较级”意为“越来越” 。多音节比较级用“more and more形容词原级”形式。如：Its getting worse and worse. The group became more and more popular. 4. “Which / Who is + 比较级？”比较A、B两事物, 问其中哪一个较时用此句型。如：Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate?Which one is more popular among students, going to concerts or going to movies?5. 使用形容词比较级时需注意以下几点：1) than后面接代词时, 一般要用主格形式， 但在口语中也可使用宾格形式。 如：My brother is taller than I/me. 2) 当需要表示一方超过另一方的程度时，可以用much, a lot, a little, a bit, even, still等来修饰形容词比较级。注意: 比较级不能用very, so, too, quite等修饰。如： He is much more serious than Sam.3) 形容词比较级后面往往用连词than连接另一个比较的人或事物, 但在上下文明确的情况下, 形容词比较级可单独使用。如：My sister is tall, but my aunt is taller.4) 进行比较的人和物必须是同一类。 My books are more than yours. I have more books than you.Exercise一 将下列形容词变成比较级形式： old fat young ugly high low light white sunny hot cool二、词汇1. Im tall but my sister is _(short).2. My mother has long hair, and my sister has _ (long) hair.3.This little baby is _ (outgoing) than that one.1. She is three years _ than I am. A. oldB. more oldC. older2. That box is _ than others.A. more heavierB. heavyC. much heavier三、单项选择三、单项选择 3. Lucy is very short, but she is _ than her sister. A. shorter B. longer C. taller D. older 4. Frank is _ friendly than his brother. A. a little more B. a few more C. much D. a little 5. Sam is _at Chinese than Jim. A. good B. well C. better D. gooder 6. This one is too large. Can you show me a _one? A. larger B. large C. small D. smaller 7. Do you think March is _than January? Yes, its _ warmer. A. better, a little B. well, much C. worse, very D. nicer, quite