Howtallareyou?第一单元复习形容词比较级tallshortershorttalleroldolderyoungyounger一般直接在词尾+er形容词比较级longsmallsmallerlongerstrongstronger一般直接在词尾+er形容词比较级bigthinthinnerbigger以“辅音+元音+辅音”结尾的词,双写末尾辅音+er形容词比较级heavyhappyhappierheavier以“辅音+y”结尾的词,变y为i+er形容词比较级nicelargelargernicer以e结尾的,直接+r形容词比较级构成①一般的直接在词尾加er,如tall-taller,strong-stronger②以e结尾的,直接加r,如nice-nicer,③以辅音字母加y结尾的,先改y为i再加er,如funny–funnier④双写最后的字母再加er,如big-bigger,thin-thinner除此之外,还有几个特殊的单词,它的比较级和最高级都是不规则的,如:many/much(原形)-more(比较级)-most(最高级)little/few(原形)-less(比较级)-least(最高级)good(原形)-better(比较级)-best(最高级)bad(原形)-worse(比较级)-worst(最高级)写出下列单词的比较级形式。(检查背写)1.old____young______tall_____short_____small_____strong_____long_____2.big_____thin____fat_____hot____3.heavy_____funny_____angry______重要句型形容词比较级句型当我们需要对事物作出比较时,需要用到比较级。比较级的句子结构通常是:A+动词be(am,is,are)+形容词比较级+than(比)+B如:I'mtallerandheavierthanyou.(我比你更高和更重。)例句LiuXiangistall.•YaoMingistaller.•YaoMingistallerthanLiuXiang.How引导的特殊疑问句How+形容词+be+主语Howtallareyou?Howheavyareyou?Howoldareyou?你多高?你你有多重?你多大?让同学翻译句子Howtall…多高这只大象多高?Howheavy…多重这个书桌多重?Howold…多大(年龄)小明多大了?Howbig…多大这个盒子多大?Howlong…多长这条河多长?Howlarge…多大你的房子有多大?Howmany…多少个,后加可数名词复数你班有多少同学?Howmuch…多少钱这本书多少钱?从方框中选出合适的单词完成句子(1)HowistheYellowRiver?(2)HowisMrGreen?He's175cm.(3)Howareyourfeet?Iwearsize18.(4)HowisthewhiteT-shirt?It's100yuan.(5)Howapplesarethereinthebag?Thereare5.(6)Howisthefish?It's2kg.manybigmuchheavylongtalllongtallmuchbigmanyheavy第一单元语法1.主语+be+形容词比较级+than+名词/代词.Than是比较级的标志。例如:MikeistallerthanLee.2.How+形容词+be+主语例如:Howtallareyou?3主语+be+数字+计量单位+tall例如:Iam164cmtall.4.Which…doyoulike?/Which…doeshelike?选词填空I__tallerthanyou.(am,is,are)__youshorterthanme?(is,am,are)She__olderthanhersister.(is,are,am)How___isyourbrother?(heavy,heavier)Heisyoungerthan__(I,me).Myarmislongerthan__(your,yours).am,Are,isheavy,me,yours根据句意写出所缺的单词(1)I'm12yearsold.You're14.I'mthanyou.(2)Arabbit'stailisthanamonkey'stail.(3)Anelephantisthanapig.(4)Alakeisthanasea.youngershortersmallerheavier根据中文完成句子.(1)我比我的弟弟大三岁.I'mthanmybrother.(2)这棵树要比那棵树高.Thistreethanthatone.(3)你比他矮四厘米.Youarethanhe.(4)谁比你重?thanyou.(5)他比你更强壮.Heisthanyou.1.Hisfriendis145cmtall.(对划线部分进行提问)2.Iam45kg.(对划线部分提问)3.Sheis12yearsold.(对划线部分提问)4.Helikesgoingtoamove.(改为否定句)5.Myshoesareblackandblue.(对划线部分提问)1.我比你瘦。Iam______you.2.今年他两岁了。Heistwo_________this___.3.你比我高吗?____you____than___?4.你喜欢哪只猴子呢?———monkey___youlike?5.我的手比你的手大。Myhandsare___than___.一、写单词更强壮的更矮的更高的年龄更大的更年轻的更大的更重的更长的更瘦的更小的二、按要求写单词:tall(反义词)______strong(比较级)_____older(反义词)_______funnier(原形)______heavy(比较级)______thin(比较级)________bigger(原形)__________long(比较级)__________三、填空1.Sheis_____________(tall)thanme.2.How________(heavy)areyou?3.Myhandsare__________(big)thanyours.4.How_________(big)areyourfeet?5.Sheis2years________(old)thanme.