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1、Unit 1 How tall are you?,PPT模板下载： 行业PPT模板： 节日PPT模板： PPT素材下载： PPT图表下载： 优秀PPT下载： PPT教程： Word教程： Excel教程： 资料下载： PPT课件下载： 范文下载： 试卷下载： 教案下载：,tall,taller,old,older,small,smaller,young,younger,strong,stronger,short,shorter,long,longer,big,bigger,Look at the pictures and understand 看图并理解,A,B,thin,thinner,he
2、avy,heavier,形容词比较级,大多数形容词和副词有三个等级： 原级,即原形 比较级,表示“较”；“更”,Grammar,形容词和副词的比较级,最高级，表示“最,构成的规则变化:1. 一般在词尾加 er eg. cold colder old older,一、形容词的比较级变化形式,tall - _ 7. small- _2. short- _ 8. cool-_3. strong-_ 9.cold- _4. old - _ 10.warm-_5. young-_ 11.deep -_6. long - _ 12.light - _,taller,shorter,stronger,old
3、er,younger,longer,smaller,cooler,colder,warmer,deeper,lighter,2. 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. big bigger thin thinner 3. 以“辅音字母+ y”结尾的双音节词，先改y为i, 再加-er。 easy easier happy happier,重读闭音节双写的练习,big- _ thin- _fat - _hot - _wet - _sad - _,bigger,thinner,fatter,hotter,wetter,sadder,以前学的ing格式也遵守重读闭音
4、节要双写的原则。如run-running，swim-swimming。,去y为i+er的练习,heavy-_funny-_happy-_,heavier,funnier,happier,以前学习名词的复数和单三形式时，格式也遵守不发音的y要去y为i+es的原则。如butterfliesfly-flies,4.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,多音节比较级的练习,多音节是指大于等于3个音节的单词。前面+more（更加），表示更加怎
5、么样。beautiful more beautifulexcitedmore excited,构成的不规则变化:eg. good / well better bad / badly worse many / much more little less far farther / further,以不发音的e结尾,不发音的e结尾，或者指单个e结尾的，不包括发音的e和字母组合。large-_nice -_ fine -_,larger,nicer,finer,综合练习,tallfunnylargebigbeautifulgood,taller,funnier,larger,bigger,more
6、beautiful,better,1.表示两者 (人或事物) 的比较。 eg. I am taller than Tom. My dress is more beautiful than hers.,二、形容词的比较级的用法,Zeng Zhiwei is short.,Pang Changjian is,Pang Changjian is Zeng Zhiwei.,shorter.,shorter than,than 比,Jordan is tall.,Yao Ming is taller.,Jordan,2.26m,1.98m,Yao Ming is taller than jordan.,
7、Liu Huan is old .,Fei Mao is,Fei Mao is Liu Huan.,80岁,90岁,older .,older than,Lin Xinru is young.,Liu Yifei is,Liu Yifei is Lin Xinru.,18岁,28岁,younger.,younger than,The blue ruler is long.,The red ruler is longer,The red ruler is longer than the blue ruler.,fast,faster,Look at the pictures and unders
8、tand 看图并理解,填空题比较级填空,1. A is 10 years old, B is 11 years old. A is _ than B.Tom is 160 cm, Lucy is 170 cm. Lucy is _than Tom.The elephant is 893 kg, the pig is 158 kg. The elephant is _than the pig.,younger,taller,heavier,填空题计算,1.A is 23 years old, B is 4 years older than A. B is _ years old.2.Lucy i
9、s 159 cm, Alice is 16 cm shorter than Lucy, Alice is _cm.3.Amy is 43 kg, Zhangpeng is 23 kg heavier than Amy, Zhangpeng is _kg.,(23+4=27) 27,(159-16=143) 143,(43+23=66) 66,我们已经初步学了比较级的运用，那么在生活中我们如何让运用比较级呢?,问年龄：How old are you?问身高：How tall are you?问体重How heavy are you?问长短：How long is your leg?问大小：How
10、 big are your hands?,How old are you?Im 20 years old.How tall are you?Im 150centimeters（tall）. sent,mi:tz Im 1.50meters（tall）. pointHow heavy are you?Im 46 kilograms . kilgrm,1. Jims bag is _ than Kates.A. bigger B. big C. biggest D. the bigger2. My shoes are cheaper than _.A. you B. your C. yours D
11、. your one,Self-check,I. Multiple choices,4. This classroom is _than that one. A. many big B. much big C. many bigger D. much bigger,连词成句,shorter You your are sister than2 years older Shes me thanheavy you How are big How feet are your How is tall LucyI you stronger am than me you Are shorter than,Lets talk Lets talk,dans dinosaur 恐龙,hl hall 大厅mit meter 米b both两个都,Lets talk what size are your shoes ?Size 7,Read and write,Countryside kntrsad 乡村Lower l 更低Shadow d 影子Smarter sm:t 更聪明become bkm 成为,
