【高效课堂】Unit 7 What's the highest mountain in the world Section B 1a-1d 优质同步课件+素材—人教版八年级下册

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【高效课堂】Unit 7 What's the highest mountain in the world Section B 1a-1d 优质同步课件+素材—人教版八年级下册

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Unit 7 What’s the highest mountain in the world
Section B 1a-1d
人教新目标版 八年级下册
主讲人:XXX
CONTENTS
目录
01
Lead-in
03
While-listening
05
Summary
07
Exercises
02
Pre-listening
04
Post-listening
06
Language points
08
Homework
能掌握本课的新单词,短语,和句型, 了解地理常识,运用数字对事物进行描述并能回答简单的问题,提升语言表达能力。
Language competence
通过听说训练,进—步掌握速记、关注关键词等听力策略,能表达事物之间的倍数关系,正确运用程度副词修饰比较级; 能用正确的语音语调运用所学句型进行分角色表演。
Learning ability
通过听说活动,能精准预测并提取关键信息,通过比较,正确表达事物之间的倍数关系,正确运用程度副词修饰比较级,锻炼学生思维能力。
Thinking quality
增加同学们对国宝大熊猫与小熊猫的不同之处的了解, 激发学生热爱动物的思想,培养学生热爱大自然,传播中国文化, 了解中外文化的差异。
Cultural awareness
Learning objectives
Part. 02
Lead in
Part. 01
Lead in
Do you like wild animals
What's your favorite wild animal
Do you know any basic facts about them
Let’s talk.
How can we describe wild animals when talking about them
Let’s talk.
places
food
weight
(重量)
height
(高度)
behavior (习性)
How to protect them
Part. 02
Pre-listening
Watch a video to know any basic facts about the pandas.
Let’s learn.
Let’s try to describe these animals.
It’s one of the ______ species in the world.
______, it is only about 0.1 to 0.2 kilos, but an adult one ______ 100 kilos.
The panda is 150 cm ____ when it is _______ on two legs.
It _______ 10 kilos of food a day.
It always eats __________.
It is a _______ of our country.
oldest
tall
At birth
weighs
standing
eats
bamboos
symbol
Watch a video to know any basic facts about the elephants.
Let’s learn.
Let’s try to describe these animals.
Elephant
It’s the ________ animal on land.
It is 350 cm _____.
It ________ 5,000 kilos.
It ______ 150 kilos of food a day.
It always _____ vegetables, plants, and some fruits.
It can ____ people do a lot of work.
biggest
tall
weighs
eats
help
eats
Look at two animals in 1a and compare facts about these two animals.
Let’s learn.
The elephant is ________ than the panda.
The elephant weighs ______ ______ ______than the panda.
many
times more
The elephant eats _________ _____ _____ than the panda.
many
times more
many times more than“比……多很多倍”
taller
Let’s practice.
例:大象比熊猫重好多倍。
例:这只狗比那只猫重5倍。
例:他跑得比他弟弟快三倍。
“A比B……多少倍”
“A+谓语动词+倍数+形容词/副词的比较+than+B”
An elephant weighs ______ ______ ______than a panda.
This dog weighs ______ ______ ______ ______ that cat.
He runs ______ ______ ______ ______ his brother,
many times more
five times more than
three times faster than
1a
Compare facts about these two animals. Use the language in the box to help you make sentences.
Elephant
is 350 cm tall
weighs 5,000 kilos
eats 150 kilos of food a day
Panda
is 150 cm tall
(standing on two legs)
weighs 100 kilos
eats 10 kilos of food a day
Compare facts about these two animals.
Let’s compare.
350 cm tall
150 cm tall
This elephant is 200 cm ______ ______ this panda.
This panda is 200 cm ______ ______ this elephant.
taller than
shorter than
知识点一:
A+动词+数词+计量单位+比较级+than+B
意为“A比B多多少?”
Height
200cm
Compare facts about these two animals.
Let’s compare.
Weight
5,000 kilos
100 kilos
This elephant weighs ______ ______ than this panda.
This panda weighs ______ ______ than this elephant.
much more
much less
知识点二:
1:much/a lot/far+比较级:
…得多(比较差距大)
2:a little/ a bit+比较级:
…点儿,稍微…(比较差距小)
3:even+比较级:甚至…
Compare facts about these two animals.
Let’s compare.
Food
150 kilos of food a day
10 kilos of food a day
This elephant eats ______ ______ ______ than this panda.
This panda eats ______ ______ than this elephant.
many times more
15 times more
much less
知识点三:
A+动词+倍数+比较级+than+B
意为“A比B多多少倍?”
Part. 03
While-listening
1b
Listen and check (√) the numbers you hear.
______ 100 ______ 16 ______ 20 ______ 50
______ 120 ______ 0.1 ______ 0.2 ______ 150





Tips: When you are listening to the tape, it is a good way to pay attention to numbers in the dialogue.
Watch a video to know a baby panda was born.
1c
Listen again and complete the sentences.
At birth, a baby panda is about ______ to ______ kilos.
At birth, a baby panda is about ______ cm long.
A baby panda is not black. It is ______ and it has no ______.
A panda can live up to ______ to ______ years.
0.1
0.2
15
pink
teeth
20
30
up to到达(数量、程度等);至多有;不多于
live up to……years old 活到……岁
Tips: Find out the key words.
Listen again and fill in the blanks.
A baby panda is lovely. When it is born, it is much ________than an adult panda. It _______ about 0.1 to 0.2 kilos, but an adult panda weighs about 100 kilos. At ______, it’s only around
______ long, but an adult panda is around 150 cm long. A baby panda is pink and it _____ see. It also doesn’t have any ______. A baby panda can _____ ____ to 20 to 30 years.
smaller
weighs
birth
15 cm
can’t
teeth
live
up
Listen and repeat.
Tapescripts
Teacher:Do you have any questions about baby pandas
Boy 1: Are they much smaller than 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 many times more than a baby.
Teacher:That’s right. And the adult pandas weigh around 100 kilos.
Boy 2: What about the size of a baby panda How small is it
Listen and repeat.
Tapescripts
Teacher:At birth, it’s only around 15 cm long, but an adult panda is around 150 cm long.
Girl 1: Is a baby panda also black and white
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 live up to 20 to 30 years.
Part. 04
Post-listening
1d
Take turns telling your classmates about pandas.
A: A baby panda cannot see.
B: An adult panda weighs many times more than a baby panda.
Make a comparison between a baby panda and an adult panda.
Let’s talk.
A baby panda
An adult panda
Weight
Height
Color
Others
0.1 to 0.3 kilos
about 100 kilos
around 15 cm long
around 150 cm tall
pink
black and white
can’t see,
has no teeth
Make a comparison between a baby panda and an adult panda.
Let’s talk.
1:A baby panda weighs ____________ than an adult panda.
2:An adult panda is ____________ longer than a baby panda.
3:A baby panda is pink, while an adult panda is blank and white.
4 :...
Let’s protect the animals!
Spread our Chinese culture!
Part. 05
Summary
Summary
New words
Expressions
cm weigh(v.i &v.t) birth adult
Comparisons
up to at birth
= centimeter
weight
to make comparisons about the elephant and the panda
how to modify comparatives
Part. 06
Language points
weigh v. 重量是……;称……的重量
Point
This elephant weighs many times more than this panda. (教材P53 1a)
weigh动词,意为“重量是……;称……的重量”。 表示“重重是……”时,是连系动词。
eg:-How much does it weigh 它有多重?
-It weighs 5,000 kilos 它重5000千克。
表示“称……的重量”时,是及物动词。
eg:He weighed the elephant. 他称了这只大象。
weight不可数名词,意为“重量;体重”。
eg:What's the weight of the elephant 这头大象的重量是多少?
倍数 + 比较级 + than
Point
2. This elephant weighs many times more than this panda. (教材P53 1a)
“A+谓语动词+倍数+形容词/副词的比较级+ than + B”,表示“A比B……多少倍”
eg:The car runs twice faster than that truck.
这辆小汽车的速度比那辆卡车快一倍。
“A+谓语动词+倍数+ as +形容词或副词的原级+ as+ B”,表示“A是B的多少倍”。
eg:This big stone is three times as heavy as that one.
这块大石头的重量是那块的三倍。
My brother’s height is twice as tall as me. 我哥哥的身高是我的两倍。
“A+谓语动词+times+ more +名词(可数或不可数)+than+ B”,表示 “A是B的多少倍”。
eg:There are five times more books in our library than in yours.
我们图书馆里的书比你们图书馆的书多四倍。
There is three times more water in your bowl than in mine.
你碗里的水比我碗里的水多3倍。
比较级 + than any other + 可数名词单数
Point
3. At birth, a baby panda is about ______ to ______ kilos.(教材P53 1c)
birth作名词,意为“出生;诞生;分娩;出身;门第”;at birth意为“出生时”。常用短语为:give birth (to sb./sth.) 生孩子;产仔。
eg:At birth, a baby panda is about 0. 1 to 0. 2 kilos.
出生时,一只大熊猫幼崽大约到生2千克重。
The baby weighed three kilos at birth. 那个婴儿出生时体重为3千克。
Mary gave birth to a healthy girl. 玛丽生了个健康的女婴。
4. A panda can live up to ______ to ______ years.(教材P53 1c)
up to 到达(数量、程度等);至多有;不多于
Point
up to此处意为“到达(某数量、程度等);至多有,不多于”。
eg:A panda can live up to 20 to 30 years. 一只熊猫能活20到30岁。
I can take up to four people in my car. 我的汽车最多能带四个人。
up to的其他含义:
直到;不多于;不迟于
eg:Up to now he has been very quiet. 到目前为止,他一直很安静。
胜任
eg:She’s not up to the job. 她胜任不了那项工作。
Part. 07
Exercise
一、单项选择。
1. The road is ________ that one.
A.twice as wider as B.twice as wide as
C.twice so wide as D.wider twice than
2. Our school is ________ yours.
A.twice bigger than B.bigger twice than
C.twice big than D.many times big than
3. His pet dog is very clever. It can stand    its two legs.
A. on B. in C. from D. by
4. —Hey, look at the big stone. Do you know the    of it?
—Yes. It    about 200 kilos.
A. weight; weighs B. weights; weighs
C. weigh; weighs D. weigh; weights
5. It’s said that a cheetah(猎豹)can run    110 kilometers an hour.
A. up to B. used to C. next to D. according to
二、完成短语。
1. 出生时:
2. 活到……年:
3. 轮流做某事:
4. 双腿站立:
5. 成年熊猫:
6. 熊猫宝宝的大小:
7. 重 5,000 千克:
8. A比B重很多倍:
at birth
live up to……years
take turns doing sth
stand on two legs
an adult panda
the size of a baby panda
weigh 5,000 kilos
A weighs many times more than B
三、用括号内所给词的适当形式填空。
He ________(weigh) the stone in his hand just now.
His wife gave ________(birthday) to a baby boy yesterday.
Many ________(adult) also like playing computer games.
The elephant weighs many times _____ (much) than the koala.
Town Cinema is ____________(cheap) than Screen City.
The size of our school is____________ (two) bigger than theirs.
weighed
birth
adults
more
cheaper
twice
四、根据汉语意思完成下列句子,每空一词。
1.我妈妈相信“人之初性本善”。
My mother believes that man’s nature  at__   birth  is good.
2.他是这座城市最好的导游。游客们可以随便问问题。
He is the best guide in the city. Tourists can  fe   fe  to ask questions.
3.你是一个成年人了,你要为你的家庭负责。
You are  an__   adult  . You should be responsible for your family.
4.太平洋是世界上最大的海洋。飞越它很难。
The  Pic   _n  is the largest ocean in the world.It is hard tofly across it.
5.里海是这个咸水湖的两倍深。我真的很想去参观它。
The Caspian Sea is  w__i  r_  than this salt lake. I really want to visit it.
at
birth
feel
free
an
adult
Pacific
Ocean
twice
deeper
Part. 08
Homework
1.Compare 2 animals by using what we have learned today.
2. Read and recite the words and phrases in Section B (1a-1d).
3.Do the exercises in students’ book.
4.Preview (Section B 2a-2e).
谢谢
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