人教版高中英语必修三Unit 4《Astronomy：the science of the stars》(第1课时)课件
• 3．水对于生命的发展起关键作用，这一点在 当时并不明显。 • ________________________________wat er was to be fundamental to the development of life. (It is obvious that...…… 很明显) • 4．很多科学家相信，由于地球上长期有水存 在，使地球得以把有害气体和酸性物质溶解 在海洋里。 • ________________________________the continued presence of water allowed the earth to dissolve harmful gases and acids
• 5．另一些，被称作两栖动物，既可以生活在 水中，也能生活在陆地上。 • Others, ____________________， were able to live on land ____________in the water.(过去分词短语作插入语；as well as连 接两个平行结构) • 答案：1.so violent that 2.were in time to produce; were to make 3.It was not immediately obvious that 4.What many scientists believe is that 5.called amphibians; as well as
• Ⅲ.完成句子 • 1．地球变得激烈动荡，不知道这个固体形状 是否会继续存在下去。 • The earth became________________ it was not clear whether the shape would last or not. (so... that...如此……以至于……) • 2．喷出的烈火与岩石及时产生了碳、氮气、 水蒸气和其他气体，从而形成了地球的大气 层。 • They ________________________________ carbon, nitrogen, water vapour and other
• • • • • • •
Ⅱ.短语互译 及时；终于 1．in time ________________ 下蛋 2．lay eggs _______ 产生；分娩 3．give birth to ________________ 轮到某人；接着 4．in one's turn ________________ prevent...from 5．阻止；制止 ________________ be fundamental to 6．对……是基本的/必须的as well as ________________ • 7．也，和；除了……还…… ________________
Unit 4 Astronomy：the science of the stars
Unit 4 第一课时 Warming up & Reading
1
课前新知预习
3
课堂达标验收
2
课堂要点探究
பைடு நூலகம்
4
课后强化作业
课前新知预习
• • • • • • • • •
Ⅰ.单词速记 system 1．________( n.)系统；体系；制度 theory 2．________(n.)学说；理论 globe 3．________(n.)球体，地球仪；地球 atmosphere 4．____________( n.)大气层；气氛 fundamental 5．____________( adj.)基本的；基础的 chain 6．________( n.)链子；连锁；锁链 multiply thus 7．________( v.)繁殖；增加；乘 8．________(adv.)因此；于是
• 4．Which is the right order of the development of life? • A．Small clever animals→shellfish→dinosaurs→mammals. • B．Shellfish→dinosaurs→small clever animals→mammals. • C．Shellfish→dinosaurs→mammals→small clever animals. • D．Dinosaurs→shellfish→mammals→small
• Ⅳ.课文理解 • Step 1 Fast Reading • Scan the Passage and then choose the best answers according to the passage. • 1．What began to appear on the earth's surface when it cooled down? • A．Water. B．Gases. • C．Acids. D．Carbon.
religion religious • 9．________( n.)宗教，宗教信仰 violent adj.)宗教上的 →________( violence violently • 10 ．________( adj.)猛烈的，激烈的；强暴 unlike like 的→________( n.)暴力→________( adv.)猛 harmful harm 烈地；激烈地 exist existence • 11．________( prep.)不同；不像 puzzle prep.)像 puzzled →________( puzzling • 12．________(adj.)有害的→________(n.) 伤害；损害 • 13．________(vi.)存在；生存
• 2．From the last paragraph we can infer that the author is________. • A．confident B．sad • C．concerned D．angry • 3．What does the word “they” refer to in the sentences “It exploded loudly with fire and rock. They were in time to produce carbon, nitrogen, water vapour and ... ”？ • A．Planets. • C．Gases. rock. B．Stars. D．Fire and
电子课件：人教新课标高中英语必修三Unit 4 Astronomy_ the science of the stars课件
A Big BaΒιβλιοθήκη gatomstars
Reading for information: Para 2
For several million years after the" Big Bang"...
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 Day 3: God spoke and created dry land Day 4: God spoke and created the sun, moon and stars Day 5: God spoke and created living creatures in the air and sea Day 6: God spoke and created the land animals and man Day 7: God rested and blessed this day calling it Holy
水星 地球 Mercury Earth
木星
Jupiter
天王星 土星 Uranus Saturn
海王星 Neptune
Pre-reading
2. Each religion and culture has its own ideas about how life began on earth. What do you know? In China, we all know that Pangu separates the sky from the earth.
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
太空探索(Astronomy- the science of stars
太空探索(Astronomy: the science of stars（经典版）编制人：__________________审核人：__________________审批人：__________________编制单位：__________________编制时间：____年____月____日序言下载提示：该文档是本店铺精心编制而成的，希望大家下载后，能够帮助大家解决实际问题。
文档下载后可定制修改，请根据实际需要进行调整和使用，谢谢!并且，本店铺为大家提供各种类型的经典范文，如职场文书、合同协议、策划方案、规章制度、演讲致辞、应急预案、心得体会、教学资料、作文大全、其他范文等等，想了解不同范文格式和写法，敬请关注!Download tips: This document is carefully compiled by this editor. I hope that after you download it, it can help you solve practical problems. The document can be customized and modified after downloading, please adjust and use it according to actual needs, thank you!Moreover, our store provides various types of classic sample essays, such as workplace documents, contract agreements, planning plans, rules and regulations, speeches, emergency plans, experiences, teaching materials, essay summaries, and other sample essays. If you want to learn about different sample formats and writing methods, please stay tuned!太空探索(Astronomy: the science of stars太空探索(Astronomy: the science of stars)英语作文（通用7篇）在日常生活或是工作学习中，大家最不陌生的就是作文了吧，作文是人们以书面形式表情达意的言语活动。
人教版高中英语必修三Unit4Astronomythescienceofthestars[全套课件]
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Leavetheearth
Verystrong
Inspace
Veryheavy
Disappeared
Floatedweightlessly
Onthemoon
Verylight Themasswillbeless
LastmonthIvisitedthemoonwithmyfriend.Beforewel eft,Iwastoldtheforceofg_____wouldchgarnagveitthyreetim esonourjourney.Thenwetookoff.Aswelefttheearth,I becameveryh_______.Graduallytheweighhetalv_y______. WhenIwasinspace,itd_l_es_s_e_n_e_d___.Wef_______weig htlesslyindtihseacpapbeianraenddIc___f_lo_a_t_e_d.WhenIwasonthe moon,Iwassurpcrhiseeedrteodfiunpdoutevenwalkingneedslots ofpracticen______gravitychanged.Thereturningoft heearthwasveryf_____n_o_w_t_h.aWt ewereamazedtowatch fireb________ontheoutsideoftheship.frightening
Astronomy
Astronomyisthescientificstudyoftheuniverseand theheavenbodies(suchasthesun,themoon,andsta rs),gas,anddustwithinit.
人教版高中英语必修三Unit4AstronomythescienceofthestarsUsingl
Task 2. scanning
1. Who doLIi YhaanvePainch, aannce to travel to the moon with a?stronomer
2.How did I feel? I was very exhausted but very excited too.
Discussion
Supposing you were the first Chinese astronaut walking on the moon. What will you say to the world? (at least 2 sentences)
I was carried twice as far as on the earth and fell over.
Because the gravity has changed.
Careful Returnrinegadtiongthe earth
1.Why was returning to the earth very frightening? Because fire broke out on the outside of the spaceship as the earth’s gravity increased.
Careful reading
Leaving for the moon
Careful reading
Please read Para.2 and underline the sentences about the gravity and our weight during the journey?
Unit4Astronomy-thescienceofstars教案
Unit 4 Astronomy: the science of stars教案unit4astronomy:thescienceofstars教案teaching aims:1. talk about the science of stars2. practise giving instructions teaching difficulties:1. learn to use noun clauses as the subject2. learn to write an essay to show your problems and the way to overcome them.3. vocabulary: astronomy, atmosphere, violent, explode, surface, disappointed, gradually, cheer, mass, harmful, presence, in time, preve nt …from… depend on, now that, get the hang of, break outteaching procedures:the first period intensive reading step ⅰ presentationt: hello, everyone! today we will come to unit 4, astronomy. before that i have a question: where do we come from? or we can say: who are our ancestors?s1: monkeys!s2: beijing ren who lived many years ago.s3: dinosaurs…t: very good! do you know what it was like before life appeared on earth?s4: full of water…bs: i don’t know.t: do you want to get more information?ss: yes, we do.t: today we will learn something about how life began on earth. turn to page 25. let’s come to warming up first.step ⅱ warming up1. read the three questions, while the students listen and follow.2. give the students several minutes to discuss the questions.3. collect answers from the class.4. check answers while discussing.step ⅲ pre-readingget the students to discuss the questions on page 25 with their partners. then ask the students to tell their stories. encourage them to tell different stories, if they don’t know any, tell them some.t: now discuss these questions with your partners. then i will ask some of you to tell us your stories. are you clear?ss: yes.a. do you know each religion or culture has its own ideas about the beginning of the universe? give an example if you know.b. do you know what a scientific idea is?read some stories to the students.pangu separates the sky from the earth;the biblical account;india;japan;europe;…step ⅳ reading1. scanningget the students to read the passage quickly and accurately and meanwhile help the students to form a good habit of reading. give the students a couple of minutes to look throuth the whole passage. tell them to read silently and then ask some detailed questions about the text. encourage them to express their ideas. t: we are going to learn a passage about how life began on the earth. now read the text quickly and then answer my questions.a. what was there on the earth before life began?b. why do scientist think there has never been life on the moon?c. why do animals first appear in the sea?d. why do green plants help life to develop?e. why were mammals different from other animals? discuss the answers with the whole class.2. skimmingin this part, students will read the text again and finish part 1,2,3t: now skim the passage fast to finish part1,2,3,4 then we will check the answers together.key to part 1: dbigehacfjdiscuss the rest with the students.step ⅴ listeninglisten to the tape for the students to follow and have further understanding of the passage.t: read after the tape, then answer me some questions with your book closed.a. how did water come into being on the earth?b. why is water important on earth?step ⅵ language pointst: turn to page 25. let’s look at the sentences:a. it exploded loudly with fire and rock, which were in time to produce the water vapour.which leads non-restrictive attributive clause.in time: sooner or later; eventuallyi will see him in time.in time ( for sth/to do sth): not lateshe will be back in time to prepare dinner.in/out of time: in/not in the correct timethe audience clapped in time to the music.b. nobody knew that it was going to be different from other planets going around the sun.be different from: not like someone or something else in one or more wayscity life is quite different from country life.c. whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.to come: serves as attributiveshe is the last person to do such a thing.depend on: something might only happen or be true if the circumstances are right for itour success depends on whether everyone works hard or not.d. walking does need a bit of practice now that gravity has changed.now that: because of the fact thatnow that i am free, i can enjoy music for a while.now that you have grown up, you can decide it by yourself.step ⅶ homework1. retell the passage2. remember important language pointsthe second period language studystep ⅰ revision1. check retelling of the passage2. translate the following sentences.a. 你迟早会胜利的.b. 我的车与你的不一样.c. 站在门旁边的那个人是谁?d. 他总是第一个来,最终一个走.e. 既然你已经长大了,你自己确定吧. suggested answers:a. you will succeed in time.b. my car is different from yours.c. who is the person standing by the door?d. he is always the first to come and the last to go.e. now that you have grown up you can decide it yourself.step ⅱ word studythis part is a consolidation of the words learnt in this unit. ask the students to do the exercises individually.a. page 27. first let students finish part 1,2b. check the answers with the whole class.c. give students 3minutes to finish part 3.d. let the students read part 4 for a while and finish it.e. turn to page 63. first let the students finish 1and 2 and check the answers.step ⅲ preparationshow some sentences on the blackboard.a. a tree has fallen across the road.b. you are a student.c. to find your way can be a problem.d. smoking is bad for you.e. “how do you do?” is a greeti ng.f. what she said is not yet known.g. that we shall be late is certain.h. it’s certain that we shall be late .t: what part does the underlined part serve as in eachsentence? or find its subject in each sentence.step ⅳ grammar1. give the students some time to find the sentences in the passage. the collect answers from the class.2. show typical examples of how to make a subject clause. guide the ss to find out what changes we have to make when we make a sentence or combine two sentences using subject clause. teacher shows the example and ss write down the sentences.3. turn to page 64. read the following passage quickly and finish the eight sentences.4. have a discussion in pairs. the topic is my dream. one talks about the problems in his study or life, another gives some advice. remind the students to use the following structuresa. my problem is…b. my trouble is…c. the question is…d. my advice is…e. what i think about it is…f. the fact is…g. my suggestion is…step ⅴhomework1. finish part 3(p23)2. finish part 3(p64)added material:什么是黑洞？就是在宇宙中有那么一些点，这些点的体积趋向于零而密度变得无穷大，由于具有强大的吸引力，物体只要进入离这个点必须距离的范围内，就会被这个强大的引力汲取掉，连光线也不例外。
人教版高中英语必修三Unit4Astronomy：thescienceofthestars课文知识点解析
Unit 4 Astronomy：the science of the stars 课文知识点解析Warming UpDiscuss in pairs which science subjects are part of medicine,biochemistry,geophysics or astronomy.分组讨论哪些科学科目是医学，生物化学，地理学或天文学的一部分。
in pairs=two at a time=in twos一次两个，两个一组e.g.Shoes and slippers are sold in pairs.鞋子都是论双卖的。
注意：in+数词/名词（数词/名词以复数形式）e.g.in threes and fours 三三两两的in groups 成群的思维拓展in在这里表示：以……数量/形式、形状等。
e.g.Tourists queue in thousands to see the tomb. 游客数以千计排着队看陵墓。
Reading1.The problem was that the earth became violent because it was not clearwhether the solid shape was to last or not.这一问题变得越来越不确定，因为这一球体形状是否能够维持尚未明朗。
(1)violent adj. 猛烈的；激烈的；强暴的a violent language 激烈的语言a violent storm 猛烈的风暴a violent 猛攻思维拓展violence n.［U］1.暴力，强暴2.猛烈，剧烈，强烈(2)whether...or not... “是……还是……”在这里是主语从句,它还可以引导宾语从句、表语从句、同位语从句和状语从句。
e.g.I don’t know whether he will agree with me.（宾语）我不知道他是否同意我的观点。
(完整版)人教版高中英语必修三课文翻译_0
---------------------------------------------------------------最新资料推荐------------------------------------------------------人教版高中英语必修三课文翻译人教版高中英语必修三课文翻译人教版高中英语必修三课文翻译译篇一：人教版高中英语必修三课文翻译4-5 Unit 4 Astronomy:the science of the stars Reading 地球上生命的起源没有人确切知道地球是怎样开始形成的，因为在很早很早以前它就形成了。
然而，一种普通为人们所接受的理论是：宇宙起源于一次大爆炸，这次大爆炸将物质投射到四面八方。
然后，原子开始形成并结合成恒星和其他天体。
没有人确切知道地球是怎样开始形成的，因为在很早很早以前它就形成了。
然而，一种普通为人们所接受的理论是：宇宙起源于一次大爆炸，这次大爆炸将物质投射到四面八方。
然后，原子开始形成并结合成恒星和其他天体。
大爆炸后好几十亿年过去了，但地球还只是一团尘埃。
随后它会变成什么没人能知道，直到大爆炸后好几十亿年过去了，但地球还只是一团尘埃。
随后它会变成什么没人能知道，直到 38-45 亿年前，这团尘埃才慢慢地形成一个固体的球状物。
地球（开始）变得激烈动荡，不知道这个固体形状是否会继续存1/ 26在下去。
它（地球）猛烈的爆炸喷出了烈火与岩石。
最终产生了碳、氮气、水蒸气和其他多种气体，从而形成了地球的大气层。
更为重要的是，地球冷却了下来，地球的表面就开始出现了水。
亿年前，这团尘埃才慢慢地形成一个固体的球状物。
地球（开始）变得激烈动荡，不知道这个固体形状是否会继续存在下去。
它（地球）猛烈的爆炸喷出了烈火与岩石。
最终产生了碳、氮气、水蒸气和其他多种气体，从而形成了地球的大气层。
更为重要的是，地球冷却了下来，地球的表面就开始出现了水。
在火星这些其他行星上都出现了水，但和地球不同的是，这些水后来都消失了。
高考英语复习Unit4Astronomy：thescienceofthestars新人教版必修市赛课
23.crash vi.& vt._碰__撞__；__坠__落__ 24.float vt.& vi._(使__)_浮__动__；__(_使__)漂__浮___
(n.)漂__浮__物__ 25.exhaust vt.用尽；耗尽；使精疲力尽
(1) exhausted adj.感到筋疲力尽 exhausting adj.令人疲劳
索两种截然不一样观点；第三段：总结自己观点。特色以下： 巧用被动语态引出话题；利用现在完成进行时表示中国人民一直以
来梦想；利用含有目标状语从句复合句总结自己观点。写作过程中使 用过渡和衔接词汇，如however，in their opinion，in addition， personally等，确保行文连贯，过渡自然。
Different students have different opinions. The majority are in favor of space exploration because the Chinese people
have been dreaming of going into outer space for a long time. It will help China to take part in the international competition in the future. However，some students argue against it. In their opinion，space exploration increases the economic burden. In addition，as a developing country，China should try to solve other social problems.
(新人教版)高中英语必修三《Unit4 Astronomy the science of the stars》精品教案
（新人教版）高中英语必修三《Unit4Astronomy the science of the stars》精品教案Teaching aims:1. Enable the students to learn the usage of key words and phrases and find the rules of the subject clause2. Get the students to cultivate the awareness of protecting the earth Teaching important/difficult points: The subject clauseTeaching methods:Help the students practice learning about language, using a co-operative method.Teaching aids: A multiple-media computer & a blackboardTeaching procedures:Step I Review the important phrases in the text.1.向四面八方_____________2.及时，终于____________3.冷却；平静下来______________4.与…不同_____________5. 依赖…；决定于…____________6. (除... 之外)也，又____________7.成长为，渐成，变为__________ 8.下蛋______________9.产生，分娩______________ 10.轮到某人，接着____________11. 阻止…____________ 12.作为... 的结果，由于__________Step nguage points:1. It exploded loudly with fire and rock they were in time to produce the water vapour,….①in time: sooner or later; 迟早；最后。