人教版高中英语必修三unit4-reading课件

Homework
1. Learn the new words by heart 2. Listen to the recording of the text, and paraphrase the difficult sentences in the text.
life
Time 2.6 Now million
4.5-3.8 many million billion years later
Sum up formation of The text may tell us the ___________ water appear, the earth and after ________ development of life one after the ___________ another on it.
Fast reading
Match the main idea with each paragraph.
Para. 1 Para. 2 Para. 3
Para. 4 Para. 5
The formation(形成) of the earth. The importance of water for life. A widely accepted theory about the formation of the universe. The arrival of humans and their impact on the earth. The development of plants and animals on the earth.
4. The earth is the only planet in the T solar system which has living creatures.
5. There is atmosphere on the moon. F no
Mercury 水星
Venus 金星 Earth 地球 Mars 火星
reptiles mammals
Para 5
About 2.6 million years ago Now
Answer question After the clever animals (humans) became important on the earth, what happened? Humans produce too much carbon dioxide , making the earth too hot to live in.
Unit 4 Astronomy
the science of the stars
Are you interested in Astronomy ?
Step 1
A quiz on astronomy
Part 1: True or False 1. The earth moves around the sun. T 2. It takes the earth one day to move around the sun. F a year 3. Earth is the only planet moving around the sun. F 8 planets
Chinese Legends (传说) Pangu separated the sky from the earth.
His whole body then turned into all
kinds of things in the universe.
盘古开天辟地
①
②
③
④
⑦
2.Try to put the ⑥ right order of development of life on the earth. If you want to ⑤ know more, please turn to Page 25
Pre-reading
Look at title and the pictures. Can you get some information about what we will learn from the text ? How life begin on the earth Big bang ??? The evolution(development) of life on the earth ??? The text may tell us the ___________ of the earth and the ___________ of life on it.
Sample
The earth we live in is becoming more and more terrible, so we must take measures to deal with it Firstly: Secondly: Thirdly: We hope the environment will become more and more beautiful.
□ Dinosaurs appeared. □ Small plants grew on the water. □ Plants began to grew on the earth. □ Water appeared on the earth. □ The universe begin with a “big bang” □ Mammals appeared.
Careful reading Task one (para 1)
What is the widely accepted theory in Para 1? The universe began with a "Big Bang" that throw matters in all directions.
①
②
③
1
④ ⑤
6
⑥
7
⑦
4
2
5
3
Let’s check whether we put the right order at first. Are you right?
Task three
Please read the text again, then put the order of these sentences. ( exercise 2, page 27) □ Insects and amphibians appeared □ The earth became a solid ball □ Reptiles appeared. □ The earth was a cloud of dust. □ Shellfish and other fish appeared. □ Clever animals with hands and feet appeared.
Paragraph4 What life developed after water appeared? small plants green plants forest
dinosaurs
early shellfish and all sorts of fish
insects and amphibians
Jupiter 木星
Saturn 土星
Uranus 天王星
Neptune 海王星
Let’s brainstorm the following questions 1. Do you know how the universe began according to Chinese culture ? In China, we all know that Pangu separates the sky from the earth.
例文
The earth we live in is becoming more and more terrible, so we must take measures to deal with it Firstly, the government should pass laws to prevent people and factories from polluting the environment. Secondly, everyone should realize the importance of the problem and try their best to protect the environment and fight against pollution. Besides, it’s a good ideas to plant trees to improve the environment. We hope our earth will become more and more beautiful.
Discussion
In the last paragraph, we know humans face seriously global warming problem, which is threatening our existence. Can you write something to call on us to protect our environment ?
cooled down the earth ______
paragraph3
Why is water so important for the beginning of life?
Because water allowed the earth to dissolve harmful gases and acids into the oceans and seas.
Task two (para 2)
How did the earth come into being(产生）?

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人教高中英语必修3Unit4 reading (共27张PPT)

pollution.
2.Why is water so important for the beginning of life?
Because water allowed the earth to dissolve harmful gases into
oceans and seas.
The development of life in water(para4) (1) What life developed after water appeared?
a cloud of dust a violent solid globe
Life began
Cool down produced water
vapour and gases exploded with fire
atmosphere
and rock
Detail reading(para3)
1.Why was life able to develop on the earth but not on other planets?
Predict what the reading will be about.
The evolution laws of life生物进化规律
plants
animals
A few kinds
many kinds
water simple
nd complex
low
advanced
达尔文＜进化论＞
While-reading
Para 1: Formation of the universe
How did the universe come into being?
The universe began with__a_‘_B_ig__B_a_n_g_’ ___

人教高中英语必修3Unit4reading (共19张PPT)

The formation of the earth
For several billion years after the_“_B_i_g_B__a_n_g_”, the earth was just _a__c_l_o_u_d__o_f_d_u__s_t__. Between
4.5 and 3.8 billion years ago, the dust gradually
C. The formation(形成)of the earth
(4) para.4
D. The evolution(进化) of the plants and animals on the earth.
(5) para.5
E. The universe began with a “Big Bang”
The arrival of human and their effects on the earth.
Q: How does human affect the earth? They are putting too much carbon dioxide into the atmosphere, which prevents heat from escaping from the earth.
includes many different gases appeared. As the
earth cooled down, _w__a_t_e_r_ began to appear.
Para.3 The importance of water for life
Q: What did the continued presence of water allow the earth to do?

人教高中英语必修3Unit4 ReadingPPT课堂课件(15页)

2)That is the day( which/that ) he will never forget. 3)That is the day which/that must be remembered.
Injuring all of a man's ten fingers is not as effective as chopping off one
人教高中英语必修3Unit4 ReadingPPT课堂课件(15页)（ -精精品品PP）T课件
人教高中英语必修3Unit4 ReadingPPT课堂课件(15页)（ -精精品品PP）T课件
3. 1)That is the day when/ on which he went to college.
一.
Revision of
学习
the attributive clause
目标
1.Teaching aim.
Review, strengthen and make use of the attributive clause.
(复习，巩固和应用定语从句。）
2.Teaching emphasis.
How to find antecedents and how to choose relatives.
1. 1) He is the professor who/that is named Tom.
2) He is the professor whose name is Tom.
3)He is the professor the name of whom is Tom.
4) He is the professor of whom the name is Tom. 2. 1) This is the novel which/ thatwas read by you.

高中英语必修三unit4-reading(公开课)

1. Who are our ancestors?
2. 2. Do you know how life begins on the earth?
Let’s enjoy a video first.
①
②
③
④
Try to put the ⑥
right order of
development of life
Timeline Several billion years after the “ big bang ”
between 4.5 and 3.8 billion years ago
Many millions of years later About 2.6 million years ago
Ok, next we will read the text according to time
Careful reading
Task one
Read the text again, tell me how the author organizes the text?
According to time Ok, please quickly find the time from the text.
Tip:
Firstly, you can find the key words of each paragraph
Para. 1 Para. 2 Para. 3
Para. 4 Para. 5
The formation(形成) of the earth. The importance of water for life. A widely accepted theory about the formation of the universe. The arrival of humans and their impact on the earth. The development of plants and animals on the earth.

人教版高中英语必修3Unit4Reading(共58张PPT)

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34
The first small plants multiplied and filled the oceans and
seas with oxygen. This encouraged the 4._______________
(indseevcetlso，p)roepf teialerslyasnhdeldlfinisohsaadnudresfvaisnehd.lLosaopnodmnaanepimnpeatalsre5d.
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produceCdarbon dioxide,
_n_it_r_o_g_e_n_,_w_a_t_e_r_v_a_p_our
and _g_a_s_e_s_
19
(3) What did the water vapour and gases form?
the earth’s _a_t_m_o_s_p_here
15
Careful reading
Read the passage carefully and finish the following tasks.
2020/6/23
16
Detailed Reading The development of the earth
2020/6/23
17
Stage 1: The development of the earth (1) After the Big Bang, what happened?
2020/6/23
31
summary
• After learning the text, we can use a sentence to sum up this passage.

人教高中英语必修3Unit4reading(共16张PPT)

and seas with oxygen.This encouraged the 7.____________(develop) of early shellfish and nd animals such as insects,reptiles and
dinosaurs and so on appeared after green plants appeared. Small clever animals spread all over the
►Step One：Ask and Discussion
1．Do you know how many planets circle around the sun in our solar system? ____________________________________________ ____________________________________________
君子看人背后，小人背后看人。远离那些背后说别人坏话的人，请记住，他（她）能说别人坏话，就能在暗地说你坏话！这就是俗话说的，不怕真小人，就怕伪君子！奋斗的双脚在踏碎自己的温床时，却开拓了一条创造之路。
ห้องสมุดไป่ตู้
III. CONSOLIDATION
Level A: Read the text carefully and fill in the
blanks. The earth was just a cloud of 1.____________(灰尘) after the “Big Bang”．The earth exploded loudly with fire and rock. They were in time to produce many things, 2._____________ were to make the earth’s atmosphere. As the earth 3. ____________ down,water began to appear 4. __________ its

人教高中英语必修3Unit4reading(共26张PPT)

The change of gravity
on the moon
disappearing
gravity
in space
strong
on the earth
very light
The change of my weight
on the moon
heavy
weight
in space
no weight
Time order (structure) while after places
What should we write in detail? activities
feelings
Before going Time order While visiting
After visiting
where when who what
how
Retell
Last month I visited the moon with my friend. Before we left, I was told the force of g_g_r_a_v_ity would change three times on our journey. Then we took off. As we left the earth, I became very h_ea_v_y__. Gradually the weight le_s_s_e_n_e_d_. When I was in space, it d_d_is_a_p_p_e_a_r_e_d. We f__f_lo_a_t_e_d weightlessly in the cabin and I c_h_e_er_e_d_u_p_. When I was on the moon, I was surprised to find out even walking needs lots of practice n_n_o_w__th_at gravity changed. The returning of the earth was very fr_i_g_h_t_e_n_in_g_. We were amazed to watch fire b_re_a_k_ o_u_t__ on the outside of the ship.

人教高中英语必修3Unit4reading(共24张PPT)

appeared.
with a “Big Bang”.
1121. Clever animals with 1112. Mammals appeared.
hands and feet appeared.
Talk about the impacts men make to the earth. 1.Good ones 2.Bad ones 3.What we should do?
God created the world in seven days.
The Biblical Account
Day 1: God spoke and separated light from darkness creating Day and Night.
Day 2: God spoke and separated the water creating sky and ocean.
• Para. 4 d.The arrival of humans and their
impact on the earth.
• Para. 5 e.The development of plants and
animals on the earth.
Read the passage quickly and answer the questions.
3. What made up the earth’s atmosphere after the earth exploded? Carbon dioxide, nitrogen, water vapour and other gases.
4. How did water come into being on the earth? As the earth cooled down after it exploded, water came into being.

人教高中英语必修3Unit4ReadingPPT课堂课件(17页)新

人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
3:50
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
Let's answer the question.
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
03
Post- reading
人教高中英语必修3Unit4ReadingPPT 课堂课件(17页 )新（ -精精品品P）PT 课件
Read the passage quickly , match the paragraph numbers with the correct main ideas.

人教版高中英语必修三unit4-reading(公开课)

If you want to
⑦
know more, please⑤
turn to Page 25
7
第七页，共26页。
PPrree-readingg
Look at title and the pictures. Can you get some information about what we will learn from the text ?
people and factories from polluting the environment.
Secondly, everyone should realize the importance of the problem and try their best to protect the environment and fight against pollution. Besides,
22
第二十二页，共26页。
Sample
The earth we live in is becoming more and more terrible, so we must take measures to deal with it
Firstly:
Secondly:
Thirdly:
We hope the environment will become more and more beautiful.
it’s a good ideas to plant trees to improve the environment.
We hope our earth will become more and more beautiful.
24
第二十四页，共26页。

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