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人教新目标英语八年级下册Unit7第4课时教学设计
课题 Section B 1a-1d 单元 Unit 7 What’s the highest mountain in the world? 学科 英语 年级 八年级下
学习 目标 知识与技能重点单词：weigh, birth，adult 重点短语：at birth，live up to 重点句式：1、An elephant is 350cm tall and weighs 5,000 kilos. 2、An adult panda weighs many times more than a baby panda. 能运用所学的知识来描述动物。二、情感态度与价值观：通过学习动物的相关知识，增强保护地球保护动物的意识。
重点 巩固含有数字的事实描述，拓展学习更多表示比较的句式，用比较句型将两种动物进行比较。
难点 输出信息有点难。
教学过程
教学环节 教师活动 学生活动 设计意图
导入新课 Step 1：Enjoy a videoPlay a video and ask students to watch it carefully. Try to understand the meaning of the video.Step 2：Free talkShow a pictures of panda and elephant . Ask students to say What animal is it ? It's a panda. How much do you know about pandas? Watch the video carefully. Talk about the panda and elephant. 结合本课主题，通过让学生观看视频并且自由讨论， 自然地进入情境，开始本课时的学习。
讲授新课 Step 1:Learn new wordsTeach students to read the new words correctly. Show the pictures of the words. Let students understand the meaning of the words. Then make sentences with the words.2.play a game . Show the words one by one quickly and ask students to speak out the Chinese meaning of the words as soon as quickly. Step 2:Read and act1a.Compare facts about these two animals. Using the language in the box to help you make sentences. Step 3;Group workLet students Compare facts about these two animals. Using the language in the box to help you make sentences. Step 4:Let’s do it1b.Listen and check (√) the numbers you hear Listen and fill in the blanks 1c.Listen again and complete the sentences. Step 5:Pair work Take turns telling your classmates about pandas. Step 6:Language pointsLet students know about the main points of the passage.2.Learn about the language points . (1) weigh 的意义和用法 (1) .many times 的意义和用法 (1) at birth 的意义和用法 (1) up to 的意义和用法 Step 7:PracticeComplete the exercises and check the answers.Step8:Homework Do a survey of your classmates and talk about your favorite animals with them. Look at the pictures and try tounderstand the words. Read the text and then act it out.Ask several students to act out the text in front of the class.Let the students make sentences Complete the exercises inThe textWork in pairs and make the sentences. Listen to the teacher carefully and take notes. Complete the exercises and check the answers. 通过看图片和理解例句，理解和记忆本课生单词。通过游戏的方式，加深学生对本课生词的记忆。 通过合作练习 的方式巩固对 本堂课的句型 的掌握 通过合作练习 的方式巩固对 本堂课的句型 的掌握。 学习本课的知识点
课堂小结 知识目标: 1.词汇 ：cm(centimeter), weigh, birth, adult, at birth, live up to 2.句型：The elephant weighs many times more than this panda. 掌握形容词的原级、比较级和最高级的句式结构。 能力目标: 1.能使用形容词的原级、比较级和最高级对事物进行描述。 2. 培养提高学生的听说技能。 情感目标: 培养学生热爱家乡，热爱祖国，保护大自然, 保护环境的意识。
板书 Unit7 What's the highest mountain in the world？ （Section B 1a-1c） 350 cm tall 200 cm taller/shorter many times more/less than at birth up to
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人教新目标英语八年级下册
Unit7 What's the highest mountain in the world？
Section B 1a-1d
lead in
let's enjoy a vedio
lead in
Free talk
What animal is it ?
It's a panda.
How much do you know about pandas?
Panda is the special kind of animal in the world, which also can be stand for China. The moment we see panda, they are lovely, cute and friendly. Especially they are liked by kids. However, at present according to the research the number of pandas has decresed rapidly.Not only for the enviroment problems, but also due to some bad hunter's behavior. As a result, in order to protect our precious and cute pandas, we should work hand in hand and try our best to protect the lovly animal.
new words
What animal is it ?
It's an elephant.
How much do you know about elephants?
Elephants are the biggest animals that live on land,The elephant is the second tallest animal in the world.Elephants are the only animas that have a long nose that is called a trunk.They can use the truck like a hand.With its trunk ,an elephant can pick up a 270kg tree,or pick up one peanut.
Elephants have the biggest ears of all the animals.
Free talk
new words
Learn new words
1.cm n.(=centimeter/centimetre) 厘米
2.weigh v.重量是..;
称…重量
weight n. 重量
3.birth n.
出生；诞生
at birth 出生时
Learn new words
new words
5.adult n. 成人adj. 成年的
This would explain why so many adult children still live with their parents.
这就是如此多的成年儿女仍然和父母亲生活在一起的原因。
4.up to 到达（某数量、程度等）至多有；不多于
I feel a bit out of form today; I'm afraid my
tennis won't be up to your standard.
我今天略感不适，恐怕我的网球水平达不到你的标准。
Read the words as
quickly as possible
adult
up to
at birth
birth
cm
weigh
adult
weigh
play a game
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
1a.Compare facts about these two animals. Using the language in the box to help you make sentences.
presentation
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)
This elephant is 200 cm _____ than this panda.
This panda is 200cm ______ than this elephant.
This panda is _____ ______ than this elephant
This elephant is much ____ than this panda.
taller
shorter
taller
much shorter
350 cm tall
150 cm tall
group work
1a.Compare facts about these two animals. Using the language in the box to help you make sentences.
1a.Compare facts about these two animals. Using the language in the box to help you make sentences.
group work
This elephant is 200 cm taller than this panda.
This elephant weighs much more than this panda.
1a.Compare facts about these two animals. Using the language in the box to help you make sentences.
This elephant eats much more than this panda.
This elephant eats many times than this panda a day .
group work
1b.Listen and check (√) the numbers you hear.
_____100 _____16 _____20 _____50
_____120 _____0.1 _____0.2 _____ 150
√
√
√
√
√
presentation
Teacher：Do?you?have?any?questions?about?baby _______?
Boy?1：Are?they?much?smaller?than?an_________?panda?
Teacher: Yes.?When?they’re?born,?they?only?_____?abou 0.1?to?0.2?kilos.
Boy?1:Wow,?that’s?small!?I?know?an?adult?panda?weighs many times?more?than?a?_______.?
Teacher:That’s?right.?And?the?adult?pandas?weigh?about?______?kilos.
Listen and fill in the blanks
?pandas
adult?
weigh
baby
100
presentation
Boy?2:What?about?the?_____of?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?can not?see.?It?also?doesn’t?have?any?teeth.
Girl?1：How?long?can?pandas?live??
Teacher：They?can?live?________20?to?30?years.?
?size
At?birth
black?and?white
up?to?
Listen and fill in the blanks
presentation
1c.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.
0.1
0.2
15
pink
teeth
20
30
presentation
pair work
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, a baby panda is only around 15 cm long.
A baby panda is pink and it doesn’t have any teeth.
Take turns telling your classmates about pandas.
pair work
Pandas can live up to 20 to 30 years.
The adult pandas weigh around 100 kilos.
Take turns telling your classmates about pandas.
pair work
1.weigh/we?/v. 重量是……；称……的重量
weigh 此处用作连系动词。意为 “ 重量是……”。对重量提问常用 How much...weigh? 或 How heavy...?
The young birds _________ only a few grams.
A. weigh B. fly C. sing D. eats
Do you know how much it ___________(weigh)?
weigh 用作及物动词，意为“称……的重量”。
He weighed the fish. 他称了称那条鱼。
weight n. ( 某物的) 重量，分量；( 某人的) 体重
Fruit and vegetables are sold by ___________.
A.weight B. weigh C. weighted D. weighs
A
weighs
A
language points
2.many times 很多倍
time n. 倍。表示“A 比B 长( 宽、高、大、重等)……倍”时，其结构为“A+be+ 基数词+times+ 形容词比较级+than+B”。
This hall is ________ times bigger than our classroom.
A. fifth B. five C. fifths D. fives
“两倍”可用twice表示。表达倍数时，常用句型还有：A+be+ 倍数+as+ 形容词原级+as+B.
His father is _________ as old as he.
A. two B.second C. twoth D. twice
language points
B
D
3.at birth 出生时
at birth 意为“出生时”，相当于when one was born。
The baby weighed three kilos ________ birth.
A. in B.at C. to D. for
birth作名词，意为“出生，诞生”。
Do you know his date of birth? 你知道他的出生日期吗？
Mary gave______ to a healthy girl.
A. birth B.bear C.born D.birthday
language points
B
A
4. A panda can live up to …
up to 到达（数量，程度等）；不多于
In some area of Africa, children get educated up to 12 years old.
在非洲的一些地区，孩子最多受教育到12岁。
I can take up _______ four people in my car.
A. to B. for C. at D. in
be up to sb. 由某人决定
A
You can leave today or tomorrow. It’s up to you.
你可以今天走，也可以明天走。你自己决定。
language points
presentation
have a good time
summary
知识目标:
1.词汇 ：cm(centimeter), weigh, birth, adult, at birth, live up to
2.句型：The elephant weighs many times more than this panda.
掌握形容词的原级、比较级和最高级的句式结构。
能力目标:
1.能使用形容词的原级、比较级和最高级对事物进行描述。
2. 培养提高学生的听说技能。
情感目标:
培养学生热爱家乡，热爱祖国，保护大自然, 保护环境的意识。
practice
1. The box ________ about 50 kilos. I can't carry it.
A. weighs B. takes C. gets D. makes
2. The little dog is about one kilo ________.
A. at times B. at a time C. at birth D. at birthday
3. It's really ________ that a tortoise can ________ 150 years old.
A. amazed; live to B. amazed; live up to
C. amazing; live up D. amazing; live up to
A
C
D
用括号中所给单词的适当形式填空。
1. You should eat _______(little) meat if you want to be healthier.
2. Mike is 10cm ____________(short) than Jim.
3. Tom studies ____________(hard) than before.
4. He dived into the ____________(deep)sea in the world.
5. Miss Wang is ________________(popular) teacher of all.
less
shorter
harder
deepest
the most popular
practice
homework
Do a survey of your classmates and talk
about your favorite animals with them.
谢谢
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Section B(1a～1d)同步练习
一.用括号内所给单词的正确形式填空。
1．You should eat __________(little) meat if you want to be healthy.
2．When Jimmy was born，he ________(weigh) three kilos.
3．An adult panda can eat 10 ________(kilo) of food a day.
4．Some _________(adult) can't understand their children.
5．We humans can ________(live) up to more than 100 years if we are healthy enough.
二．单项选择
（ ）1. I don’t like to read books in the sunshine because it’s not good _______my eyes.
A. at B. for C. with D. to
（ ）2. Are they than an adult panda?
A. very smaller B a lot of smaller C much smaller D smaller a lot
（ ）3. Her science and English are a little better ______ Lucy’s.
A. at B. in C. than D. of
（ ）4. In order to protect our earth, we should use the bus _____and drive our cars _____.
A. more, less B. less, more C. much, little D. more, fewer.
65q%J~F M3d t-B0（ ）5. The line(线) is ____ than that one.
A. more longer B. not longer C. much longer D. many more longer
（ ）6. The earth is _____ the moon.
A. as 49 times big as B. 49 times as bigger as
C. 49 times as big as D. as big as 49 times
（ ）7. Panda’s favorite food is ______.
A. vegetables B. bananas C. fruit D. bamboo
三.英汉互译。
1．我刚出生时有60厘米长。
____________________________________________
一只猫可以活到13岁。
________________________________
3．An adult panda eats many times more than its baby panda.
_____________________________________________
This elephant weighs about 5，000 kilos
___________________________________________.
5．The river is five times as long as that one.
________________________________
四.完形填空。
Elephant is one of the biggest mammals in the world.There are __1__kinds of elephants：the African elephants and the Indian elephants.The main difference between them is that the Indian one has much __2__ ears.What do you think the African elephant uses to cool during the summer？You guessed it，his bigger __3__．The funny thing about the ears of the elephants is that they have very weak hearing.Because of this，they use their feet to __4__．They listen through the vibrations(震动) that they feel on the ground.
One elephant has 2 ivories.They can be as long as 2 meters.A(n)__5__ elephant reaches 3－4 meters—many times taller than a baby one.And an adult African elephant __6__ 7，250 kg.
Do you know that the elephant has one of the thickest skins(皮肤) in the world？It can be 2.5－4 cm.Like the pandas，the elephants spend 15－18 hours a day __7__ 150－300 kilos of food.
Elephants can live __8__ 70 years.Elephants are good at swimming.So they enjoy playing in the river.But because of their small eyes，__9__ eyesight(视力) is very poor.
__10__ don't be upset.At least the elephant has the biggest brain in the whole animal world.It can weigh almost 140 kilos at the age of 20.
( )1.A.five B．two C．three D．four
( )2.A.thinner B．thicker C．bigger D．smaller
( )3.A.nose B．tail C．ears D．feet
( )4.A.listen B．see C．smell D．walk
( )5.A.ill B．baby C．adult D．strong
( )6.A.lives B．loses C．adds D．weighs
( )7.A.eating B．swimming C．playing D．making
( )8.A.at all B．up to C．up on D．as for
( )9.A.his B．their C．its D．her
( )10.A.But B．If C．Unless D．So
参考答案
less;weighed; kilos; adults;live
BCCBCCD
三、At birth，I was 60 cm long.
A cat can live up to 13 years.
一只成年熊猫比它的幼崽多吃许多倍食物。
这头大象大约重5000公斤。
这条河的长度是那条河的五倍。
四、BDCACDABBA
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