资源简介

(共18张PPT)
Unit 7
What's the highest mountain in the world？
Section B （1a-1d）
1
2
3
listen to the important numbers and facts，master some expressions to talk about animals; （学习理解）
use comparative（比较级） to compare facts about elephants and pandas;（应用实践）
explore the reason for protecting animals and form a sense of animal protection.（迁移创新）
After class, we will be able to :
Task 1
A good keeper is sharp with numbers.
（对...敏锐）
1b
100 16 20
50 120
0.1 0.2
150
one hundred
sixteen
twenty
fifty
one hundred and twenty
zero point one
zero point two
one hundred and fifty
Before listening, read these numbers first.
Listen and check ( ) the numbers you hear.
_____100 _____ 16 _____ 20
_____ 50 _____ 120 _____ 0.1
_____ 0.2 _____ 150
1b
Listen again and complete the sentences.
1. At birth, a baby panda is about ____ to ____ kilos.
2. At birth, a baby panda is about ____cm long.
3. A baby panda is not black. It is _____ and it has
no _______.
4. A panda can live up to _____to _____ years.
Tips：Find out the key words first.
1c
出生时= when it was born
活到......岁
weight
length
color
life span
（寿命）
Listen again and complete the sentences.
1c
1. At birth, a baby panda is about ____ to ____ kilos.
2. At birth, a baby panda is about ____cm long.
3. A baby panda is not black. It is _____ and it has
no _______.
4. A panda can live up to _____to _____ years.
pink
0.2
15
0.1
teeth
20
30
Teacher：Do you have any questions about baby pandas
Boy 1： Are they ______ _________ ______an adult panda
Teacher：Yes. When they’re born, they only weigh about 0.1 to 0.2 kilos.
Boy 1： Wow, that’s small! I know an adult panda weighs ______ _____ _____ _____ a baby.
Teacher：That’s right. And the adult pandas weigh around100 kilos.
Boy 2： What about ___ ____ ___a baby panda How small is it
Teacher：____ _____, it’s only around 15 cm long, but an adult panda is around 150 cm long.
Girl 1： Is a baby panda also______ _____ ______
Teacher：No, you would never guess! A baby panda is pink and it cannot see. It also doesn’t have any teeth.
Girl 1： How long can pandas live
Teacher：They can _____ ____ ____ 20 to 30 years.
Listen again and fill in the blanks.
much smaller than
many times more than
the size of
At birth
black and white
live up to
Tips：Write down the first letter.
倍数的表达
1. An adult panda weighs many times more than a baby panda.
many times more than意为___________________
time 意为“倍数,次数”时，是___________(可数/不可数)名词。
一倍_______ ; 两倍________; 三倍及以上_____________
once
twice
比……多很多倍
The adult panda is longer than the baby panda.
an adult panda
around 150 cm long
a baby panda
around 15 cm long
可数
基数词+ times
A+谓+倍数+形容词/副词的比较级+than+B （A比B .... 多少倍）
A+谓+倍数+as+形容词/副词+as+B （A的 ... 是B的多少倍）
A+谓+倍数+the height/length/weight/size... of+B
（A的高度/长度/重量/大小...是B的多少倍）
The adult panda is many times longer than the baby panda.
The adult panda is ten times as long as the baby panda.
The adult panda is ten times the length of the baby panda.
倍数可以用以下3种方式表示：
(1)A+谓+倍数+形容词/副词的比较级+than+B （A比B .... 多少倍）
The hall is _____ ______ _______ than our classroom.
这个大厅比我们的教室大4倍。
(2)A+谓+倍数+as+形容词/副词+as+B （A的 ... 是B的多少倍）
Asia is four times ____________ Europe. 亚洲的面积是欧洲的四倍。
(3)A+谓+倍数+the height/length/weight/size... of+B
（A的高度/长度/重量/大小...是B的多少倍）
The hill is four times the _______ of that one.这座小山的高度是那座小山的4倍。
four times bigger
as large as
height
Task 2
A good keeper has the ability to observe carefully.
(细心观察)
Example sentence:
This elephant weighs many times more than this panda.
(200 cm taller/shorter, weigh much more/less, eat much more/less, eat many times more)
Elephant Panda
height 350 cm tall 150 cm tall
weight 5000 kilos 100 kilos
others eats 150 kilos of food a day eats 10 kilos of food a day
compare
Try to compare these two animals.
height
weight
others
This elephant is ___________ than this panda.
This panda is _____________ than this elephant.
200 cm taller
200 cm shorter
The elephant weighs ______________ the panda.
The panda _____________________ the elephant.
much more than
weighs much less than
The elephant _______________________________than the panda.
The elephant _______________________________than the panda.
The panda _________________________________ the elephant.
eats much more
eats many times more
eats fifteen times as much as
height
weight
others
Task 3
A good keeper needs to be patient and love animals. (有耐心)
What do they have in common
（共同点）
They are endangered animals.
（濒危动物）
respect
protect
Protect animals,
protect nature
and protect ourselves !
Homework
Must do: 1.Compare 2 animals you like with the words we have learned today;
2.Preview the passage in Section B 2b.
Try to do: Make a poster to protect pandas or elephants.
Checklist 自评 师评
Contents Use the Multiple to describe two objects
Compare an adult panda with a baby panda（an elephant）
Speaking Speak clearly and fluently
Activity Take active part in group activities.
Excellent Good To be improved

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