20春六英下（PEP）Unit 1B Let's learn Match and say.ppt

1、Unit 1 How tall are you?,Part B Lets learn & Match and say,Lets ask two of you to answer this question.,Revision,How tall are you?,He is than the girl.,Girl: Im 1 metre. How tall are you?,Boy: Im 1.2 metres tall.,taller,Ask and answer.,1.2 metres one point two metres 1.6 metres one point six metres

2、1.9 metres one point nine metres 1.? metres one point ? metres,1. How old are you? I am _ years old. 2. How tall are you? I am _ cm tall. = I am _ m tall. 3. How heavy are you? I am _ kg.,Make dialogues.,small,smaller,Presentation,big,bigger,strong,stronger,thin,thinner,heavy,heavier,thinner,heavier

3、,Look at the mother elephant and the baby elephant. The mother elephant is _. The baby elephant is _.,smaller,bigger,Lets read.,cm=centimetre 厘米 m=metre(meter) 米 kg=kilogram 公斤，千克 t=ton 吨,形容词比较级,Grammar,大多数形容词和副词有三个等级： (1)原级,即原形 (2)比较级,表示“较”；“更” (3)最高级，表示“最”,形容词和副词的比较级,规则变化: 1.一般在词尾加-er eg. cold col

4、der, old older,形容词的比较级变化形式,1. tall _ 7. small _ 2. short _ 8. cool _ 3. strong _ 9. cold _ 4. old _ 10. warm _ 5. young _ 11. deep _ 6. long _ 12. light _,tall,smaller,shorter,cooler,stronger,colder,older,warmer,younger,deeper,longer,lighter,2.重读闭音节词尾只有一个辅音字母时，先双写这个辅音字母，再加-er eg. big bigger, thin th

5、inner 3.以“辅音字母+y”结尾的双音节词，先改y为i，再加-er eg. easy easier, happy happier,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节要双写的原则哦。如： run-running swim-swimming,heavy _ funny _ happy _,heavier,funnier,happier,以前学习的名词复数形式和三单形式，也遵守不发音的y要去y为i，再加-es的原则哦。如： butte

6、rflies fly flies,3.以不发音的e结尾，直接加-r。 eg. large larger nice never fine finer,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,多音节是指大于等于3个音节的单词。前面加more(更加)，表示更加怎么样。如： beautiful more beautiful excited more excited,不规则变化: eg. good/well better bad/badly

7、 worse many/much more little less far farther/further,形容词的比较级的用法,表示两者(人或事物)的比较。 eg. I am taller than Tom. My dress is more beautiful than hers.,Lets learn,Match and say,bigger,smaller,longer,shorter,1) 一般情况下，在形容词后加-er longlonger, strongstronger, fastfaster 2) 以不发音的e结尾的形容词，加-r largelarger, nicenicer,

8、 safesafer 3) 以一个辅音字母结尾的重读闭音节词，双写末尾辅音字母，再加-er。 fatfatter, thinthinner, bigbigger,Summary,4) 以辅音字母加y结尾，变y为i，加-er happyhappier, busybusier, earlyearlier, funnyfunnier, heavyheavier 5) 多音节词，单词前加more beautifulmore beautiful 6) 不规则变化 good/wellbetter, many/muchmore, littleless, bad/illworse, oldolder, far

9、farther/further,Exercise,taller,shorter,longer,younger,older,smaller,stronger,bigger,thinner,heavier,Look! This girl is Cathy. How lovely the girl is! She has long arms. She has long hair and big eyes. She is 16 years old. She is 150cm tall. She is 45kg. She likes studying.,Group work,1. Im 164cm ta

10、ll.(对画线部分提问),2. Im 13 years old. (对画线部分提问),3. I like the yellow rabbit.(对画线部分提问),_ _ are you?,_ _ are you?,How tall,How old,Rewrite the sentences.,_ rabbit _ you _?,Which do like,4. Wu Yifan is younger than Lucy.(改为一般疑问句),5. Chen Jie is shorter than Miss White. (对画线部分提问),_ Wu Yifan _ _ Lucy?,_ is shorter than Miss White?,Is younger than,Who,1. Listen and read p7 for five times. 2. Copy the words for 7+1. 3. Make five sentences like this: I am _ than _. Mikes pen is _ than Johns.,