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人教版高中英语必修三unit4全课件

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新教材人教版高中英语必修三 U4 Reading and Thinking课件

新教材人教版高中英语必修三 U4 Reading and Thinking课件

Para.5
E.Scientists have their dream to explore space.
第十七页，共六十七页。
Read for information
1. Choose the correct sentence to fill in the gap. 2. Explain to us the reasons.
Read for information
Para. 2
“Before the mid-20th century, most people felt travelling into space was an impossible dream. However, some scientists were determined to help humans realise their dream to explore space. _____________. On 4 October 1957,... and on 12 April 1961, ... Over eight years later, on 20 July 1969,...
Read for information
Para. 1
Are we alone? What's out there?” Looking up at the stars, people have always wanted to learn more about space, and scientists work hard to find answers. They make vehicles to carry brave people into space and out the secrets of the universe.

高中英语必修三Unit4《Astronomy：thescienceofthestars》教学课件

高中英语必修三Unit4《Astronomy：thescienceofthestars》教学课件

“so…that…如此……以 至于
我们做得很好,被邀请与我们 学校的所有学生分享我们的 想法和经验。 We did__s_o__w__e_l_l_t_h_a_t__w__e___ __w_e__r_e_i_n_v__it_e_d__t_o__s_h__a_r_e__o_u_r_ __id__e_a_s__a_n__d__e_x_p_e__r_ie_n__c_e_____ __w_i_t_h___all the students of
基础自主梳理
Ⅱ.填一填(阅读识其义)
1. fundamental adj. 基本的; 基础的 2. chain n. 链子; 连锁; 锁链 3. multiply vi. & vt. 乘; 增加 4. oxygen n. 氧 5.carbon n. 碳
基础自主梳理
Ⅲ.用一用(语境推意)
1. [2018·全国卷Ⅱ] That prevented the emission (排放) of 51.8 million tons of carbon dioxide. 二氧化碳 2. However, on September 12, 1933, physicist Leo Szilard invented the neutron-induced(中子诱导) nuclear chain reaction. 连锁,一系列
基础自主梳理
背句型(课本这样讲)
记公式(公式这样记)
仿句子(高考这样考)
2. [2017·浙江卷·书面表达]
2.This produced a chain reaction,___w_h__ic_h___m__a_d_e__i_t__ _p_o_s__s_ib__le_______for life to develop. 这引起了连锁反应,为生命的

人教版高中英语必修3Unit4++reading公开课课件(共32张PPT)(1)

人教版高中英语必修3Unit4++reading公开课课件(共32张PPT)(1)

Detailed reading
This text can mainly divided into two stages
Stage 1 : The development of the earth
(para 1—3) Stage 2 : The development of life (para 4—5)
Pangu separates the sky from the earth
The Goddess Nuwa mended the heaven and created human beings from the clay(粘土).
God created the world in seven days
Unit 4 reading
How Life Began on the Earth
EX1.
Para1: A widely accepted theory about the formation of the universe. Para2:The formation of the earth. Para3: The importance of water for life. Para4: The development of plants and animals on the earth.
3.What about the life on land? green plants began to grow on land insects appeared
4. What life developed next on land?
amphibians on land and in the water forests
Stage 1: The development of the earth (1) After the Big Bang, what was the earth like? a cloud of dust a solid globe

人教版高中英语必修三课件Unit4课件

人教版高中英语必修三课件Unit4课件
新课标导学
英语
必修③ ·人教版
Unit 4
Astronomy：the science of the stars
1
学习目标展示
2
背景知识链接
学习目标展示
类别
课程标准要求掌握的项目
话题 Science of the stars；the development of life；space travel and gravity
背景知识链接
• Astronomy is the oldest science known to man.Thousands of years ago man looked at the stars and wondered about the heavens.But man was limited by the six planets that he could see with his eyes alone.The Greeks studied astronomy over 2,000 years ago.They could see the size， colour，and brightness of a star.They could see its place in the sky.They watched the stars move as the seasons changed.But the Greeks had no tools to help themselves
You must/mustn't...
类别
课程标准要求掌握的项目
主语从句(Noun clauses as the subject)
What it was to become was uncertain until between 4.5 and 3.8 billion years

人教英语必修三-第四单元PPT课件

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

人教版高中英语必修三unit4全课件

人教版高中英语必修三unit4全课件
人教版高中英语必修三unit4全课件
1. in time: sooner or later; eventually 迟早；最后；终于
I’ll see him in time. 总有一天我会遇见他。
in time (for sth/to do sth): not late 及时；不迟 She will be back in time to prepare dinner. 她来得及回来准备晚饭。
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.
2. Do you know the following terms?
star, planet, the sun / moon / earth, solar system
恒星 行星
太阳系
3. How many planets are in the solar
system?
Scientists now think Pluto is too small to be called a planet.
• 5.puzzle n. 谜；难题 v. （使）迷惑；（使）为 难
• It's puzzles me. • feel/ be puzzled about sth. 对某事感到迷惑 • puzzle over/ about sth. 对某事苦苦思索 • •这个字母使我迷惑不解。This letter puzzles me. • ‚她对她的未来感到迷惑。She felt puzzled about

人教版高中英语必修三unit4语法(9张PPT)

人教版高中英语必修三unit4语法(9张PPT)

*__It_i_s_r_e_p_o_r_t_e_d_t_h_a_t___(据报
道)20peoplewerekilledintheaccident.
*_I_ti_s_s_u_g__g_e_s_t_e_d_t_h_a_t_____(建
议)weshouldeatmorevegetableanddomoreex
e注rc意is3e：. 主语为从句时，谓语动词一般要用单数形 式；但如果what引导的从句做主语，并且代表复 数概念（常可从表语上看出），则谓语动词常用 复数形式
Whatweneed___i_s____water.我们所需要的是水。 Whatweneed________usefulbooks.我们所需要 的是一些有用的书a。re
高中英语课件
madeofcanruohanxing
SubjectClauses 主语从句
1.主语从句概念 主语从句就是从句在主句中作主语的名词性从句。
2.ConjunctionsofNounClauses(引导主语从句的
关联词):
从属连词 that,whether,（注意if不 (不作成分） 能引导）
连接代词 wቤተ መጻሕፍቲ ባይዱat,who,which,whom, （作成分） whose,wh+ever
连接副词 （作状语） when,where,how,why
3.主语从句注意事项
注意1：that在从句中只起连接作用，不充当句子 成分，且本身无实际意义。
whether在从句中起连接作用，不充当句子成分， 不能用if代替.
It’sapity/ashame//afact/goodnews/nowonder/ acommonknowledge…that…(遗憾的是/事实是/ 好消息//难怪/众所周知）

人教版高中英语必修第三册精品课件 Unit 4 Section C

人教版高中英语必修第三册精品课件 Unit 4 Section C

【掌握构词规律 快速记牢单词】 形容词加后缀-ly,成为副词。如: careful→carefully 细心地;谨慎地 hopeful→hopefully 满怀希望地 immediate→immediately 立刻;马上 complete→comple_fi_g_u_r_e_o_u_t_________弄懂;弄清楚;弄明白 2.__d_u_e_t_o_t_h_e_l_a_ck__o_f___由于缺乏 3.__s_ti_c_k_d_o_w__n________把……粘起来;写下,记下 4.__fl_o_a_t_o_f_f __________飘走 5.keep sb/sth under control ___把_…__…__控__制__住________ 6.experiment with ___实__验__…__…_________ 7.plenty of ____大__量__;许__多________ 8.be keen to do sth ___渴__望_做__某__事________
【即学即练】单句语法填空/一句多译 ①As we know,____a_____ lack of water can do damage to the body,so we should drink enough water every day. ②I think the book is not worth reading because it is completely lacking ____i_n____ originality. 因为缺钱,我们没能启动这个项目。 →③_L_a_c_k_i_n_g_m__o_n_e_y_/B_e_c_a_u_s_e_w__e_l_a_ck_e_d__m_o_n_e_y__,we couldn’t start the project.(lack v.) →④_D__u_e_t_o_t_h_e_la_c_k__o_f_m_o_n_e_y_____,we couldn’t start the project.(lack n.) →⑤__L_a_c_k_in_g__in__m_o_n_e_y_/_B_e_c_a_u_se__w_e__w_e_r_e_l_ac_k_i_n_g_i_n_m__o_n_e_y__,we couldn’t start the project.(lacking)

人教版高中英语必修三第四单元课件PPT

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.
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• 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：
from leaving the country. • keep sb from doing sth中的from无论在主动
语态中还是在被动语态中都不能省略。 “ 阻止...做...”,如果省略from,意思为"让某 人一直做某事" • He kept me from getting hurt. • He kept me doing homework.
her future. • ƒ他昨晚冥思苦想一道数学题。He puzzled over/
about a math problem last night. • puzzling adj. 使迷惑的 puzzled adj. 迷惑的；困
惑的
• 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。
• 4.prevent sb from (doing) sth=stop sb from doing sth"阻止...做...” 在主动语态中from 可以省略，被动语态中不行。
• How to prevent/stop this (from) happening. • Its nationals may be prevented/stopped
• The Olympic Games of 2008 took place in Beijing.
• happen 作“发生、碰巧”解，常指具体事件的发 生，特别指那些偶然的或未能预见的“发生”， 一般用于偶然或突发性事件。例如：
• A storm happened across the river in anotherቤተ መጻሕፍቲ ባይዱcountry.
• occur 作“发生、想到、突然想起”解，其意义 相当于 happen。例如：
• What has occurred? (= What has happened?) • come about 表示“发生、产生”，多指事情已经
发生了，但还不知道为什么，常用于疑问句和否 定句。例如：
• When Mother woke up, she didn't know what had come about.
in/out of time: in/not in the correct time 合/不合节拍
The audience clapped in time to the music. 观众合着音乐的节拍拍手。
2. be harmful to 对…有害 do harm to sb. = do sb. harm 伤害某人，对某人有害处
恒星 l行星
太阳系
3. How many planets are in the solar
system?
Scientists now think Pluto is too small to be called a planet.
4. Do you know the correct order of their distance to the sun?
• 5.puzzle n. 谜；难题 v. （使）迷惑；（使）为 难
• It's puzzles me. • feel/ be puzzled about sth. 对某事感到迷惑 • puzzle over/ about sth. 对某事苦苦思索 • •这个字母使我迷惑不解。This letter puzzles me. • ‚她对她的未来感到迷惑。She felt puzzled about
Unit4
Words
1. in time: sooner or later; eventually 迟早；最后；终于 I’ll see him in time. 总有一天我会遇见他。
in time (for sth/to do sth): not late 及时；不迟 She will be back in time to prepare dinner. 她来得及回来准备晚饭。
1) Pollution is especially harmful to animals. 2) Smoking will do you a lot of harm. It does no harm (for sb.) to do… It does no harn for you to open the window. 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.
I. Warming up
1.What’s the meaning of the word “Astronomy”? the science of stars;
2. Do you know the following terms?
star, planet, the sun / moon / earth, solar system
nearest to the sun?
farthest to the sun?
5. The names of eight planets.