人教版高中英语必修三unit4全课件
合集下载
人教版高中英语必修三unit4全课件
• 6.break out vt.& vi.（战争、打斗等不愉快 事件）突然发生，爆发; 突然发生，爆发; 向外砸开;也可以表示突然大声叫喊等。 • The war broke out in 1937. • A fire break out last night. • She broke out, “That is too unfair!” • take place 表示“发生、举行、举办”，一 般指非偶然性事件的“发生”，即这种事 件的发生一定有某种原因或事先的安排。 例如： • The Olympic Games of 2008 took place in Beijing.
There is no harm in (sb.’s) doing sth.
There is no harm in (your) opening the window.
3.multiply (数目上)增加，增多；乘；（使）繁殖 1) Our problems have multiplied since last year. 2) 2 and 5 multiply to make 10. 3) 6 multiplied by 5 is 30. = Multiply 6 by 5 to make 30. 4) The plants here multiply rapidly.
dissolve harmful gases and
acids into the oceans and
seas.
6. What was important to the development of fish? oxygen. 7. What made possible the rise of mammals on the earth? The disappearance of dinosaurs made the possible the rise of mammals on the earth.
人教版高中英语必修三课件：Unit 4 Astronomythe science of the st
10
Stage 1: The development of the earth (1) After the Big Bang, what happened?
a cloud of dust a violent solid ball
11
(2) What happened next?
exploded with fire and rock
18
(4) What life developed after mammals? advanced mammals
19
water
Small
plants
insects and land on
amphibian
Reptiles on land dinosaurs
mammals
advanced mammals 20
forests
16
(2) What life developed after forests appeared?
reptiles on land dinosaurs on land
17
(3) What life developed after dinosaurs? mammals on land
2. ______ of the earth surface is covered by water. A. 20% B. 30% C. 50% D. 70%
6
3. How many planets are there in the Solar
System?
A. 6
B. 7 C. 8
D. 9
4. What is the total population of humans
appeawater
Stage 1: The development of the earth (1) After the Big Bang, what happened?
a cloud of dust a violent solid ball
11
(2) What happened next?
exploded with fire and rock
18
(4) What life developed after mammals? advanced mammals
19
water
Small
plants
insects and land on
amphibian
Reptiles on land dinosaurs
mammals
advanced mammals 20
forests
16
(2) What life developed after forests appeared?
reptiles on land dinosaurs on land
17
(3) What life developed after dinosaurs? mammals on land
2. ______ of the earth surface is covered by water. A. 20% B. 30% C. 50% D. 70%
6
3. How many planets are there in the Solar
System?
A. 6
B. 7 C. 8
D. 9
4. What is the total population of humans
appeawater
必修三Unit4Astronomy全单元课件
Unit 4 Astronomy: the science of the stars
Teaching goals 教学目标
a. Enable Ss to talk about the science of the stars. b. Understand the text and answer the following questions:
Unit 4 1111
Astronomy: the science of the stars
The Solar System
The ny comets(彗星)
• other objects
What are the names of the eight planets that circle our sun?
Read Part1 (para1~3) Before life appeared
• How did the earth’s atmosphere form? • Why was the earth different from the other
planets? • What a role the water played in the development
What will our future be if the earth may become too hot for the lives on it?
Teaching methods教学方法
a. Skimming and scanning. b. Asking-and-answering activity to check the Ss’ understanding of the text. c. Individual, pair or group work to finish each task. d. Discussion.
Teaching goals 教学目标
a. Enable Ss to talk about the science of the stars. b. Understand the text and answer the following questions:
Unit 4 1111
Astronomy: the science of the stars
The Solar System
The ny comets(彗星)
• other objects
What are the names of the eight planets that circle our sun?
Read Part1 (para1~3) Before life appeared
• How did the earth’s atmosphere form? • Why was the earth different from the other
planets? • What a role the water played in the development
What will our future be if the earth may become too hot for the lives on it?
Teaching methods教学方法
a. Skimming and scanning. b. Asking-and-answering activity to check the Ss’ understanding of the text. c. Individual, pair or group work to finish each task. d. Discussion.
英语必修三Unit4_Astronomy_全单元课件[1]1
![英语必修三Unit4_Astronomy_全单元课件[1]1](https://img.taocdn.com/s3/m/7c895d513b3567ec102d8ad4.png)
forests
5 reptiles (on land) 6 dinosaurs (on land) 7 mammals (on land) small clever animals with hands and feet 8 human
Big Bang A cloud of dust
A solid ball
3. What a role the water played in the development of life?
The presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas. This produce a chain reaction which made it possible for life to develop
• What a role the water played in the development of life?
The earth
water
Atmosphere
water
Plants on land
Plants in the water
Shellfish and fish
Insects and amphibians
Reptiles
Mammals
Dinosaurs
humans came into being and spread all over the world.
What is the present situation of the earth?
Too hot
The earth may becomeouse effect
人教版英语必修三Unit 4(Reading)教学课件(共26张PPT)
A.7
B .8
C. 9
4. Which one belongs to amphibian(两栖动物）? A .frog B. snake C .dinosaur
5. Which one belongs to reptile（爬行动物）?
A. fish
B .snake
C .bird
6. Which one belongs to mammal （哺乳动物）? A. dinosaur B. dog C. fish
Paragraph 2ห้องสมุดไป่ตู้ Put these sentences into the right order.
5 A. The earth’s atmosphere was formed 1 B. Big Bang 4 C. The earth exploded and produced kinds of gases 7 D. Water appeared 6 E. The earth cooled down 2 F. A cloud of energetic dust 3 G. Slowly combine into a solid globe
Unit4 Astronomy: the science of the stars
I. What are in the pictures?
Venus Earth Mars
Mercury
Jupiter Saturn Uranus Neptune
THE SOLAR SYSTEM
Can you name each planet correctly using the letters given in the table below?
人教版高一英语必修三Unit-4全套课件
star
(2)动词（及物） ( starred; starred; starring) 1）用星形物装饰 2）用星号标出 3）使成明星,由......主演 Yesterday we saw a film starring Charlie Chaplin. 昨天我们看了一部查理· 卓别林主演的电影。 3. 动词（不及物） ( starred; starred; starring) 1）当明星,主演。如： She has starred in some thirty films. 她主演过大约30部影片。
1. astronomy
天文学 n. Astronomy is the scientific study of the stars, planets, and other natural objects in space. 相关短语 radar astronomy radio astronomy
雷达天文学 电波(无线电)天文学
Answer key for question 1: Paragraph 1: A widely accepted theory about the formation of the universe. Paragraph 2: The formation of water for life. Paragraph 3: The importance of water for life. Paragraph 4: The development of plants and animals on the earth. Paragraph 5: The arrival of humans and their impact on the earth.
loud 意思是“大声地、高声地、响亮地”，强调声音响 亮。常与动词speak, talk, say, laugh等连用。如： Don’t talk so loud. 讲话声音不要这么大。 Facts speak louder than words. 事实胜于雄辩。 loudly 的意思是“高声地”，有时可与loud通用，但含 有“喧闹”的意味。如： Someone knocked loudly at the door. 有人在大声敲门。 Don’t talk so loudly/loud. 说话声音不要这么大。 在现代英语中有时在并不喧闹的场合也用loudly. 如： Will you please read the text loudly? 你能不能大声读 这篇课文？
人教英语必修三-第四单元PPT课件
any possible harm.
.
9
选择： 1). Let nothing _D___ you doing your duty. A. keep B. have C. protect D. prevent 2). –What _C__ you to come to the party?
-An unexpected accident ___ me going. A. prevented; forbade B. protected; forbade C. forbade; prevented D. stopped; kept 3). He put on his sunglasses to _D__ his eyes from the strong sunlight. A. prevent B. stop C. . keep D. protect 10
17
填空：
1) The driver _p_u_l_le_d__u_p__ at the traffic lights.
2) The train _p_u_l_le_d__in___ right on time.
3) The cinema she used to visit had been _p_u_l_le_d__d_o_w_n__.
1. in time (for sth /to do sth) 1) not late 及时 eg. She will be back in time for dinner /
to have dinner. 2) after a long period of time 终于，迟早 eg. Your hard work will pay off in time.
翻译：His present boss who presented
新人教版高中英语必修三第四单元ppt课件
Part 2 (para2.3.4)
The development of living things.
Energetic dust
A solid ball Explode atmosphere water
Water made it possible _fo_r__li_f_e_t_o_b_e_g_i_n_t_o_d__ev_e_l_o_p_._
定义： 用作主语的从句叫主语从句，它是名
词性从句之一。引导主语从句的连接词有：
连词that, whether；连接代词who, what和which；连接副词when, where, how和why。
用法：
1) 由what等代词引起的主语从句： What the teacher said today was
Learning about language
Warming Up
Prepare for “DISCOVERING USEFUL WORDS AND
EXPRESSIONS”.
P. 28
Answer key for exercise 1:
-ence
un-
present presence violent violence confident confidence different difference patient patience
secret.
这里说的话都应当保密。
Whoever makes mistakes must correct them.
凡犯了错误的人都必须改正。
注意: 上述例句中的主语从句都是放在 句首, 但有时为了使句子结构平衡, 避免
“头重脚轻”, 常用 it 作形式主语, 而
把从句放在后面。 例如:
The development of living things.
Energetic dust
A solid ball Explode atmosphere water
Water made it possible _fo_r__li_f_e_t_o_b_e_g_i_n_t_o_d__ev_e_l_o_p_._
定义： 用作主语的从句叫主语从句，它是名
词性从句之一。引导主语从句的连接词有：
连词that, whether；连接代词who, what和which；连接副词when, where, how和why。
用法：
1) 由what等代词引起的主语从句： What the teacher said today was
Learning about language
Warming Up
Prepare for “DISCOVERING USEFUL WORDS AND
EXPRESSIONS”.
P. 28
Answer key for exercise 1:
-ence
un-
present presence violent violence confident confidence different difference patient patience
secret.
这里说的话都应当保密。
Whoever makes mistakes must correct them.
凡犯了错误的人都必须改正。
注意: 上述例句中的主语从句都是放在 句首, 但有时为了使句子结构平衡, 避免
“头重脚轻”, 常用 it 作形式主语, 而
把从句放在后面。 例如:
人教版高中英语必修三第四单元课件PPT
金星 Venus 地球 水星 Mercury Earth
火星 Mars
天王星 Uranus 海王星 Neptune
木星 Jupiter
土星 Saturn
In this unit, we’ll learn something more scientific
1.What’s the title of the text? how life began on the earth 2. From the title, we can predict that the text may tell us the origin of life on the earth. Do you know some stories about it?
8. Why are mammals different from all life forms the past?
Phrases and Useful Expressions
circle around 绕…转 2. according to… 根据 3. a widely accepted theory 熟知的理论 4. in all directions 向着四面八方 5. in time 及时；终于 6. cool down 冷却 7. be fundamental to… 对…关键 8. a chain action 连锁反应 9. …make it possible for…to do… 使…可能 10. give birth to… 生育 11. prevent… from 阻止…做… 12. millions of years to come 未来的几百万年
The disappearance of dinosaurs made the possible the rise of mammals on the earth.
人教版高中英语必修三Unit4Speaking-and-Writing课件
【单元写作呈现】 Write a short article explaining one
of the problems that you might have on the moon. Set out what you should do to overcome this difficulty and have a happy visit.
第三部分：总结。对提出的解决方 法进行简要评价(evaluation)，列举其优 点，或者说明自己的喜好、选择，也可 对该问题的前景做出进一步预测。
【语言积累】 1. Problems:
... is really a problem. One of the difficulties is ... / The question is ... It is difficult / hard to do ... ... is a problem that we have to face. It is of great importance for us to ... It has become the biggest concern of ... Unless we take effective measures, it is likely that ...
To deal with this problem, scientists have invented spacesuits with internal heaters and cooling systems. With this technology, scientists can create a surface zone with the relatively constant temperature. You will find that very helpful on your trip to the moon.
of the problems that you might have on the moon. Set out what you should do to overcome this difficulty and have a happy visit.
第三部分：总结。对提出的解决方 法进行简要评价(evaluation)，列举其优 点，或者说明自己的喜好、选择，也可 对该问题的前景做出进一步预测。
【语言积累】 1. Problems:
... is really a problem. One of the difficulties is ... / The question is ... It is difficult / hard to do ... ... is a problem that we have to face. It is of great importance for us to ... It has become the biggest concern of ... Unless we take effective measures, it is likely that ...
To deal with this problem, scientists have invented spacesuits with internal heaters and cooling systems. With this technology, scientists can create a surface zone with the relatively constant temperature. You will find that very helpful on your trip to the moon.
人教版高中英语必修三Unit 4 Astronomy The science of the stars-课件
ago that people knew what the earth was to become.
2. Water began to appear on the surface of the earth
baefftoerre gases were produced.
F
3. The global warming will have a great effect on
After the earthe_x_p_lo_d_e_d_(explode)with fire and rock, it produced
water vapour, carbon dioxide, _m_a_k_i_n_g_(make) the earth’s
atmosphere._A_s_ the earth cooled down, water began to appear.
you like to emerge(呈现) the development of life.
Use your imagination and act out.
Ｔｏ ｐｒｏｔｅｃｔ ｔｈｅ ｅａｒｔｈ ｉｓ ｔｏ ｐｒｏｔｅｃｔ ｏｕｒｓｅｌｖｅｓ．
Suggestions for you:
Do not throw rubbish onto the ground. Do not waste water. Stop using plastic bags for shopping. Make classrooms less noisy.
Small plants and early fish began to appear. Then green plants grew on land. Later land animals appeared. Some were insects, _o_t_h_e_rs_ were amphibians. _W_h__e_n_the plants grew into forests,
2. Water began to appear on the surface of the earth
baefftoerre gases were produced.
F
3. The global warming will have a great effect on
After the earthe_x_p_lo_d_e_d_(explode)with fire and rock, it produced
water vapour, carbon dioxide, _m_a_k_i_n_g_(make) the earth’s
atmosphere._A_s_ the earth cooled down, water began to appear.
you like to emerge(呈现) the development of life.
Use your imagination and act out.
Ｔｏ ｐｒｏｔｅｃｔ ｔｈｅ ｅａｒｔｈ ｉｓ ｔｏ ｐｒｏｔｅｃｔ ｏｕｒｓｅｌｖｅｓ．
Suggestions for you:
Do not throw rubbish onto the ground. Do not waste water. Stop using plastic bags for shopping. Make classrooms less noisy.
Small plants and early fish began to appear. Then green plants grew on land. Later land animals appeared. Some were insects, _o_t_h_e_rs_ were amphibians. _W_h__e_n_the plants grew into forests,