课件36张PPT。Unit 1 How tall are you?Part B
Let's learn & Match and sayLet’s ask two of you to answer this question.RevisionHow tall are you?He is than the girl.Girl: I'm 1 metre.
How tall are you?Boy: I’m 1.2 metres tall.tallerAsk and answer.1.2 metres — one point two metres
1.6 metres — one point six metres
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.smallsmallerPresentationbigbiggerstrongstrongerthinthinnerheavyheavierthinnerheavier Look at the mother elephant and the baby elephant.
The mother elephant is ____.
The baby elephant is ____. smallerbiggerLet's 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 — colder, 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 — _______tallersmallershortercoolerstrongercolderolderwarmeryoungerdeeperlongerlighter2.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 — thinner
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 — happierbig — _______
thin — _______
fat — _______
hot — ______
wet — ______
sad — ______biggerthinnerfatterhotterwettersadder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-swimmingheavy — _______
funny — _______
happy — _______heavierfunnierhappier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：
butterflies
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 — 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. Let's learnMatch and saybiggersmallerlongershorter1) 一般情况下，在形容词后加-er
long→longer, strong→stronger, fast→faster
2) 以不发音的e结尾的形容词，加-r
large→larger, nice→nicer, safe→safer
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。 fat→fatter, thin→thinner, big→bigger
Summary4) 以辅音字母加y结尾，变y为i，加-er
happy→happier, busy→busier, early→earlier,
funny→funnier, heavy→heavier
5) 多音节词，单词前加more
beautiful→more beautiful
6) 不规则变化
good/well→better, many/much→more, little→less,
bad/ill→worse, old→older, far→farther/furtherExercisetallershorterlongeryoungeroldersmallerstrongerbiggerthinnerheavierLook!
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 work1. I’m 164cm tall.(对画线部分提问)2. I’m 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 oldRewrite the sentences.______ rabbit ____ you ____?Which do like4. 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 thanWho1. Listen and read p7 for five times.
2. Copy the words for 7+1.
3. Make five sentences like this:
I am _____ than _____.
Mike's pen is ______ than John's.
