(共42张PPT)
Unit 7 What’s the highest mountain in the world
人教新目标版 八年级下
SectionB 1a-1d公开课
Learning objectives
1.学习本课时词汇：weigh, birth, adult, at birth, live up to等。
2.通过听说训练,学会用倍数表达来谈论两个事物;
3.巩固用含有数字的事实描述事物，拓展学习更多表示比较的句式。
4.通过对比学习幼年和成年大熊猫，增强动物保护意识，激发学生敬爱生命的思想。
What animal is it Can you name it
lion
It is the tiger’s cousin.
It eats other animals.
It is strong and it run very fast.
It is called " the king of the animals ".
Warming-up
giraffe
It has a long neck .
It likes to eat leaves on the top of the tree .
It is very tall .
What animal is it Can you name it
Warming-up
squirrel
It is small and lovely.
It has a very big tail.
It is good at climbing trees.
It likes eating nuts.
What animal is it Can you name it
Warming-up
dolphin
It lives in the sea.
It is friendly to people .
It is very clever.
It swims very fast.
What animal is it Can you name it
Warming-up
elephant
It is very big .
It has two long teeth .
It has a long nose .
It has two big ears.
What animal is it Can you name it
Warming-up
It looks very cute.
It has black and white fur.
It likes eating bamboo.
Panda
What animal is it Can you name it
Warming-up
Which animal is the symbol of Thailand
Do you know any basic facts about the elephant
Elephants ...
are
can
have
What do you know about elephants
the largest animals on land.
heavy/cute/helpful/strong/...
in danger.
help people carry things.
eat a lot of food.
remember places with water and food.
big ears and long trunks.
strong legs.
Which animal is the symbol of China
Do you know any basic facts about the panda
Pandas ...
are
can
have
What do you know about pandas
cute/precious.
black and white.
from China.
climb trees.
swim.
live up to 20 to 30 years.
black ears/eyes.
attracted fans around the world.
Example sentences:
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)
Compare facts about these two animals. Use the language in the box to help you make sentences.
1a
Panda
is 150 cm tall (standing on two legs)
weighs 100 kilos
eats 10 kilos of food a day
Elephant
is 350 cm tall
weighs 5,000 kilos
eats 150 kilos of food a day
很多倍
height
weight
food
200cm
This elephant is 200 cm taller than this panda.
— is 150 cm tall
— is 350 cm tall
height
— is 350 cm tall
— is 150 cm tall
height
The elephant is ______ than the panda.
The elephant is ______________________ than the panda.
taller
200 cm(centimeters) taller
表示“A比B大/小..cm/years/kilos” : 基数词+单位词+ 比较级 + than
This elephant weighs much more than this panda.
— weighs 5,000 kilos
— weighs 100 kilos
weight
— weighs 5,000 kilos
— weighs 100 kilos
weight
1.The elephant is much _______ than the panda.
2.The elephant _____ _____ _____ ____ _____ the panda.
3.The elephant _____ _____ _____ ____ ___ ___ the panda. (50)
4.The elephant ____ _________ ______ _____ ___ the panda. (49)
heavier
weighs many times more than
weighs fifty times as much as
weighs fifty times the weight of
weighs forty-nine times more than
behavior
The elephant eats ______ ______ than the panda.
The elephant eats______ _____ ____ ____the panda.
much more
many times more than
大象吃的和熊猫吃的15倍一样多。
大象吃的比熊猫吃的多14倍。
fifteen times as much as
fourteen times more than
— eats 150 kilos of food a day
—eat 10 kilos of food a day
倍数表达法
大象比熊猫重(49倍)。
1.The elephant is heavier than the panda.
2.The elephant weighs fifty times as much as the panda.
3.The elephant weighs fifty times the weight of the panda.
4.The elephant weighs forty-nine times more than the panda.
倍数可以用以下3种方式表示：
(1)……倍数+形容词/副词的比较级(或 more)+than
This rope is ______ _______ than that one.
这根绳的长度是那根绳的三倍。(比那根绳长二倍)
(2)……倍数+as+形容词(或 much)或副词+as
Asia is four times ____________ Europe. 亚洲的面积是欧洲的四倍。
(3)……倍数+the size(length/height/weight...) of
This street is four times the _______ of that street.
这条街是那条街的四倍长。
twice longer
as large as
length
On height/weight/food/other facts you know:
————————————————————————————————————————————————————————————————————————————————————————————
Now it’s your turn.
This panda is 200 cm shorter than this elephant.
This elephant eats much more than this panda.
…
Do you know what a panda is like when it's born
Let's learn more facts about baby pandas.
New drills
20
0.2
16
0.1
sixteen
zero point two
twenty
zero point one
Before listening,
Let’s read the
numbers.
150
100
120
50
one hundred and twenty
one hundred
one hundred and fifty
fifty
_____100 _____16 _____20 _____50
_____120 _____0.1 _____0.2 _____ 150
√
√
√
√
√
Listen and check(√) the numbers you hear.
1b
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.
听前读关键词，
快速定位答案
活到…岁
0.1
0.2
15
pink
teeth
20
30
height
Size
Looks
Life
Listen again and complete the sentences.
1c
up to到达（数量、程度等）；至多有；不多于
出生时 = when sb was born, 在句中常作时间状语
1. At birth, a baby panda is about 0.1 to 0.2 kilos.
出生时，熊猫宝宝大约重0.1到0.2公斤。
birth n. 出生 at birth 出生时
e.g. Man’s nature at birth is good.
人之初，性本善。
【语境应用】翻译句子。
出生时这个婴儿大约三千克。
At birth, the baby was about three kilos.
Language points
2. A panda can live up to 20 to 30 years. 熊猫最多能活20到30年。
up to 到达（数量，程度等）；至多有；不多于
e.g. Up to two hundred people were on board the ship.
有将近200人搭乘了这艘船。
【语境应用】翻译句子。
房间里多达20人。
There are up to twenty people in the room.
Language points
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 _____ ____ ______
more than a baby.
Teacher：That’s right. And the adult pandas weigh _______100 kilos.
Boy 2： What about ___ ____ ___a baby panda How small is it
much smaller than
weighs many times
around
the size of
Listen again and fill in the blanks.
Listen again and fill in the blanks.
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.
At birth
black and white
live up to
Fill in the blanks to retell the conversation.
I think you know a lot about an ______panda. It can ___ ___ ___20 to 30 years. It is black and white. It’s about 150cm ______when it _______on two legs. It ________100 kilos and ________10 kilos of food. But it is quite different from a baby . An adult panda weighs many _______more than a baby.
A baby is only 0.1 to 0.2 kilos when it is______. It has _____ color, and it’s only around 15cm long at______. How small ! What’s more , it can’t see anything, and it doesn’t have any ______, either.
What a ________they make!
adult
live up to
tall
stands
weighs
eats
times
birth
teeth
difference
born
pink
Consolidation
Make a comparison between a baby panda and an adult panda.
A baby panda An adult panda
Weight
Length
Corlor
Others
life
0.1 to 0.2 kilos
about 100 kilos
around 15 cm long
around 150 cm long
pink
black and white
can’t see,
has no teeth
We are so small !
They can live up to 20 to 30 years.
Let’s watch a video and learn more about baby pandas.
How do you feel after watching
A
The growth of pandas.
Life is a miracle(奇迹).
Respect
life.
Take turns telling your classmates about pandas.
A baby panda cannot see.
An adult panda weighs many times more than a baby panda.
At birth, baby pandas only weigh about 0.1 to 0.2 kilos.
1e
Exercises
I、用所给单词的适当形式填空。
1.He ____________(weigh) the stone in his hand just now．
2.His wife gave ____________(birthday) to a baby boy yesterday．
3.Many ____________(adult) also like playing computer games．
4.The elephant weighs many times _________ (much) than the panda．
5.Town Cinema is ____________(cheap) than Screen City．
6.The size of our school is____________ (two) bigger than theirs.
weighed
birth
adults
more
cheaper
twice
1.那个婴儿生下来重6斤。
That baby weighed 3 kilos ______ _____．
2.一只熊猫能活20到30年。
A panda can _________ _________ _________ 20 to 30 years．
3.这头大象的重量比这头熊猫重许多倍。
This elephant weighs __________ __________ more than this panda．
Exercises
II、根据汉语意思补全句子。
at birth
live up to
many times
Exercises
III. 翻译句子。
刚出生时，熊猫宝宝大约有15公分长。
2. 大象比这个熊猫要重许多倍。
3. 我的书要比妹妹的多三倍。
At birth, a baby panda is about 15 cm long.
The elephant weighs many times more than this panda.
My books are three times more than my sister’s.
Homework
1.Memorize the important words and sentences.
2.Preview the passage in Section B 2b.
3. (Choose to do )Search for more information about pandas online and try to describe a panda in your words.
https://www.21cnjy.com/help/help_extract.php
