学习新知 Read and write The story is about a duck and a tree. Let’s read the story together.
学习新知 Read and write
Little duck is watching the sun go down. It is getting lower and lower, but his shadow is getting longer and longer.
His hands are bigger than yours.
Read and choose 选词填空. 1. You are ___________(strong/stronger)than your stronger brother. shorter 2. A dog is ________(shorter/stronger) than a giraffe. older 3.The man is ________(younger/older) than the boy. tall 4. I’m 145cm _________(taller/tall). 5.Tom is _________(tall/taller) taller than Mike.
He is taller and smarter than me.
思考：
当太阳变得越来越低时，为什么我们 的影子会越来越长？ 太阳刚刚升起或即将下落时，影子最长。 因为这时太阳接近地平线， 与地面的夹角（叫太阳的高度角）最小， 形成的影子就最长。 到中午时，太阳的高度角最大， 形成的影子就最短。
Goodbye!
Read and fill.读句子，填上所缺的单词。 1、I’m 12 years old. You are 13. I’m _________ younger than you. 2、I’m 160cm tall. You are 164cm.You are than me. taller 3、I’m taller than you, so you are ________than me. shorter 4、You are 50kg. I’m 48kg. You’heavier re _______ than me. 5、You are 10 years old . I’m 12 . I’m ______years older than you. two
Tips:
go down——下降 lower and lower——越来越低 shadow——影子 longer and longer——越来越长 比较级 + and + 比较级：越来越…… be动词+动词ing形式：表示正在做……
学习新知 Read and write
“Why is that?” little duck asks his old friend Old Tree. ”You are older and smarter than me. Tell me— why is my shadow longer when the sun gets lower?”
stronger
weaker
lighter shorter
thinner
形容词的比较级变化规则： 1. 一般情况下，在形容词的原级后面加-er tall +er = taller small + er = smaller old + er = older
2. 以不发音e结尾的，加-r.
fine + r = finer( 更好的) late + r =later(更晚的)
按要求写句子 1. are, you, than, stronger, me（.） （连词成句）
You are stronger than me.
2. long, your, legs, are, how（?）（连 词成句）
How long are your legs?
3. hands, are, bigger, yours, than, his （.）（连词成句）
Unit1 How tall are you? Period5
How old are you? I’m _____ years old.
Free talk
How tall are you?
I’m _____ metres tall. I’m _____cm tall. How heavy are you? I’m _____ kg.
请快速说出图片中闪现的单词并拼写
smaller
taller
heavier
shorter
longer thinner bigger older
younger
stronger
反义词连一连
older
shorter
taller
longer heavier
younger
bigger fatter
smaller
6.hotter __________ 14. smaller ____________ small hot
sunnier windier 7.sunny __________ 15. windy ____________
better 8.good __b___
more 16. many____________
Read and circle
Read the dialogue again and finish the dialogue.
lower longer older taller
Think and discuss.
写出下列词的比较级 big bigger thin thinner fat fatter
3. 以辅元辅结构结尾的词，双写末尾字母再加-er.
big + g +er = bigger thin + n + er = thinner
4. 以辅音字母加Y 结尾的词，变Y 为I 再加-er.
heavy heavi + er = heavier
5. 特殊情况的不规则变化
good / well better many / much more
1. My shoes are size 39.(对划线部 分提问) 2. She is 49 kilograms.(对划线部分 提问)
How heavy is she? What size are your shoes?
3. She is 1.70 metres tall.(对划线部 分提问) How tall is she? 4. 翻译：他比我高，比我聪明。
写出下列词语的比较级或把比较级变为原级 taller 1.tall _________
thin 2.thinner ________ heavier 3.heavy________ long 4.longer _________ bigger 5.big __________ happy 9. happier ____________ strong 10. strong ____________ sad 11. sad ___________ angrier 12. angry ____________ 13. funny ____________ funnier
Tips: easy:简单的
Language Points Read and Write
1.The sky is clearer and the sun is brighter. 天空更晴朗，阳光更明媚。 2. The sun goes down. 太阳落下去了。 3. It is getting lower and lower. 它变得越来越低。 4. You are smarter than me. 你比我更聪明。 5. You are becoming a beautiful bird. 你正在变成一只美丽的鸟。
__________________ Title
Little Duck is watching the sun go down.(小鸭子正在 看太阳落下)。It is getting lower and lower, (太阳变得越 来越低) . but his shadow is getting longer and longer. (但 是小鸭子的影子变得越来越长) . “Why isfriend Old Tree. “You are older and smarter than me” Tell me –Why is my shadow longer when the sun gets lower? “ Old Tree says “That’s easy, Little Duck, The sun goes down every day. And we grow older every day. Your shadow grows longer because you are growing taller. You are becoming a big beautiful bird. “ Can you answer Little Duck’s question ,Robin?
Tips: smater: smart的比较级，意思是”更聪明”
学习新知 Read and write
Old tree says, “That’s easy, Little Duck. The sun goes down every day, and we grow older every day. Your shadow grows longer because you are growing taller. You are becoming a big bird!”
funny funnier happy happier heavy heavier tall taller strong stronger small smaller .