Unit4Astronomy：thescienceofthestars课件
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高中英语《Unit4 Astronomy the science of the stars》优质教学课件
28
We have only one earth! We should take care of the
ks5u 精品课件
Assignment (homework) :
#.Read aloud the reading passage and
underline the
# Fuinseisfhultphhe reaxseerscaisnedofselenatrennicneg paabtotuetrns.
c. The formation of the earth d. The arrival of humans and
their impact on the earth e. A widely accepted theory
about the formation of the universe
While-reading
atmospher e
Stage 2: The development of life in water (para4)
First
extremely small plants
early shellfish aWnhdaatllksinodrtsofolfife faipshpeared?
Stage 3: The development of life on land
(2) What life developed after dinosaurs?
(3) What life developed after mammals? Finally
small clever animals
Humans came into being and spread all over the earth
We have only one earth! We should take care of the
ks5u 精品课件
Assignment (homework) :
#.Read aloud the reading passage and
underline the
# Fuinseisfhultphhe reaxseerscaisnedofselenatrennicneg paabtotuetrns.
c. The formation of the earth d. The arrival of humans and
their impact on the earth e. A widely accepted theory
about the formation of the universe
While-reading
atmospher e
Stage 2: The development of life in water (para4)
First
extremely small plants
early shellfish aWnhdaatllksinodrtsofolfife faipshpeared?
Stage 3: The development of life on land
(2) What life developed after dinosaurs?
(3) What life developed after mammals? Finally
small clever animals
Humans came into being and spread all over 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
人教版高中英语必修三Unit4Astronomythescienceofthestars[全套课件]
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Whatitwastobecomewasamysteryuntilt hedustbegantoslowlycombineintoaball movingaroundthesun.
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.
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.
高中英语必修3(通用)课件：unit 4Astronomy：the science of the stars
C．the movement of the stars
D．what the stars were made of 答案： D 细节理解题。由第二段可知，只有 D 项的内容 “星球是由什么组成的”没有提到。
Unit 4
Astronomy：the science of the star
Unit 4
Astronomy：the science of the star
成才之路 · 高中新课程 · 学习指导 · 人教版 · 英语 · 必修3 (通用本)
Today, astronomy is a growing science. We have learned more
in the last fifty years than in the whole history of astronomy.
C．man knew nothing about the sky
D．man knew Saturn has rings around it 答案：A 细节理解题。由第一段第二、三句话可知，在 几千年前人们主要通过肉眼来观察星球。
Unit 4
Astronomy：the science of the star
成才之路 · 高中新课程 · 学习指导 · 人教版 · 英语 · 必修3 (通用本)
话题导入
Unit 4
Astronomy：the science of the star
成才之路 · 高中新课程 · 学习指导 · 人教版 · 英语 · 必修3 (通用本)
Astronomy is the oldest science known
Unit 4
主旨大意题。文章第一段为主题段，此段的最
后一句话为主题句，其他段都是围绕这一主题展开，故答案选
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,
高中英语 Unit 4 Astronomy：the science of the stars课件
答案：①by turns ②by turns/in turn ③in their turn ④take turns to
8．(教材原句 P27)How life began on earth is one of the biggest puzzles that scientists found hard to solve.
7．(教材原句 P26)Thus they have，in their turn， become the most important animals on the planet.
于是，他们接着成为这个行星上最重要的动物。
归纳拓展 in turn 依次；轮流；相应地；转而；反过来 by turns 轮流；交替 take turns to do sth 轮流做某事 It's one's turn to do sth 轮到某人做某事
【考点警示】 exist 没有被动语态和进行时。
即学即练
用上述词语填空。 ①One cannot ________ without air. ②He thought that if he couldn't see something, it didn't ________ . ③You may be stuck with a miserable ________ for the rest of your life. 答案：①exist ②exist ③existence
④I was very interested in the lecture，________many of the students.
答案：①dislikes ②unlike ③disliked ④unlike
4．(教材原句 P26)What many scientists believe is that the continued presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas.
课件13：Unit 4 Astronomy：the science of the stars
years to come will depend on this problem can be solved.
A．whether；if
B．if；whether
C．whether；whether
D．if；if
答案： C
4．Walking does need a bit of practice
changed.
A．though
B．so that
C．while
D．now that
答案： D
gravity has
atmosphere n．大气层，空气；环境，气氛 ①The waste they create goes into the atmosphere and makes us sick.它们制造出来的废气进入大气中，导致我们生 病。
1．They were
to produce carbon，nitrogen，water
vapour and other gases ， which were to make the earth’s
atmosphere.
A．in time
B．all the time
C．at no time
D．at a time
答案： A
2．What is even more important is as the earth cooled
down，water began to appear on its surface.
A．/
B．that
C．which
D．how
答案： B
3．So
life will continue on the earth for millions of
Unit4 Astronomy the science of the stars精品课件 新人教版必修3
12．biology; biologist physics;
14．physicist; 16．mass
physical
Ⅱ.短语突破 1．________________ 2．________________ 3．________________ 4．________________ 5．________________ 6．________________ 及时；终于 下蛋 产生；分娩 轮到某人；接着 阻止；制止 感到高兴；感到振奋
2．exist vi. 生存；生存 ①(2011· 山东阅读A)There_existed a close relationship between families and their milkmen. 过去，家庭成员和送奶工之间的关系很密切。 ②They are paid hardly enough to exist_on. 他们收入微薄，几乎无法维持生活。
答案：1.What it was to become 3.twice as far as
2.it; to develop
Ⅳ.教材设题 1．What is even more important is________as the earth cooled down, water began to appear on its surface. A．/ C．which B．that D．how
9．adj. 有害的________→n. 有害；伤害________→adj. 无害的________→adv. 有害地；伤害地________→n. 无害 ________→adv. 无害地________ 10．vi. 存在；生存________→n. 生存；存在________ 11．n. 谜；难题 vt. & vi. (使)迷惑________→adj. 令人 迷惑的_______→adj. 感到迷惑的_______→n. 困惑_______
人教版英语必修三Unit4Astronomythescienceofthestar课件1
Unit 4
How Life Began on the Earth
scanning
Reading Comprehension III 1 Insects and amphibians appeared. 2 Dinosaurs appeared. 3 The earth became a solid ball. 4 Small plants grew on the water. 5 Reptiles appeared. 6 Plants began to grow on dry land.
Group Discussion
7 The earth was a cloud of dust. 8 Water appeared on the earth. 9 Shellfish and other fish appeared. 10 The universe began with a “Big Bang”. 11 Clever animals with hands and feet appeared. 12 Mammals appeared.
Mercury Jupiter Venus Earth Mars Neptune
Saturn
Uranus
Chinese Legends
Pangu separates the sky from the
earth.
Legend: The Goddess Nuwa mended the heaven and created human beings from the clay(d next? produced carbon, exploded with nitrogen ,water fire and rock vapour& gases
课件15：Unit 4 Astronomy：the science of the stars
5．I cheered up immediately and ___fl_o_a_te_d___ (float) weightlessly around in our spaceship cabin __w__a_tc_h_i_n_g_ (watch) the earth become smaller and the moon __l_a_rg_e_r____ (large)．
B．高频词汇——写一写 1．_a_tm__o_s_p_h_e_re_ n．大气层；气氛 2．____s_o_la_r___ adj.太阳的；日光的 3．____t_h_u_s___ adv.因此；于是 4．___g_e_n_t_le___ adj.温和的；文雅的 5．___c_li_m_a_t_e__ n．气候 6．____cr_a_s_h___ vi.& vt.碰撞；坠落 7．____p_u_l_l ___ n．& vt.拉(力)；拖；牵引力 8．____f_lo_a_t___ vi.& vt.(使)浮动；(使)漂浮 n．漂浮物 9．___s_y_st_e_m___ n．系统；体系；制度 10．__th_e_o_r_y____ n．学说；理论
第一部分
Unit 4 Astronomy：the science of the stars
Ⅰ.单词分类巧记
A．阅读词汇——认一认 1．fundamental adj.__基__本__的__；__基__础__的___ 2．religion n．_宗__教__；__宗__教__信__仰____ 3．dissolve vt.& vi.___溶__解__；__解__散______ 4．acid n．____酸_____________ 5．multiply vi.& vt._乘__；__增__加__________ 6．gravity n．_万__有__引__力__；__重__力____ 7．extinct adj._灭__绝__的__；__绝__种__的____ 8．exhaust vt.__用__尽__；__耗__尽__；__使__精__疲__力__尽___
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the earth’s
atmosphere.
它们最终产生了二氧化碳、氮气、水蒸气和其他多种气体,从而形
成了地球的大气层。
考点提炼be to do sth.“计划干某事,注定干某事”。
2.This produced a chain reaction,which
for life to develop.
这就产生了一系列的反应,使得生命就有可能发展了。
The first step is as good as half over.
2019高考一轮总复习 • 英语
-3-
11.dioxide n. 12.gravity n. 13.satellite n. 14.climate n. 15.crash vi.&vt. 16.spaceship n.
2019高考一轮总复习 • 英语
考点提炼“make it+ adj.+for sb./sth.+to do sth.”结构中,it是形式宾语,
代替不定式结构。
2019高考一轮总复习 • 英语
-13-
3.We watched,amazed
fire broke out on the outside of
the spaceship
the earth’s gravity increased.
-4-
【拼写·高频单词】
1.
n.系统;体系;制度
2.
n.学说;理论
3.
prep.不同;不像
4.
adv.因此;于是
5.
n.谜;难题 vt.&vi.(使)迷惑;(使)为难
6.
n.&vt.拉(力);拖;牵引力
2019高考一轮总复习 • 英语
-5-
【拓展·核心单词】
1.
n.天文学→
n.宇航员
→
n.天文学家
2019高考一轮总复习 • 英语
-14-
Ⅳ.语篇填空旧材新用,探究根源 Kill two birds with one stone.
No one 1.
(know)exactly how the earth
2019高考一轮总复习 • 英语
人教版 必修三
Unit 4 Astronomy: the science of the stars
2019高考一轮总复习 • 英语
-2-
Ⅰ.单词 由简到难,水到渠成 【识记·阅读单词】 1.atom n. 2.billion pron.&n.&adj. 3.globe n. 4.carbon n. 5.atmosphere n. 6.fundamental adj. 7.acid n. 8.chain n. 9.multiply vi.&vt英语
-12-
Ⅲ.高频句型分析探究,融会贯通 Nothing is impossible to a willing
heart.
1.They were in time to produce carbon dioxide,nitrogen,water vapour
and other gases,which
2019高考一轮总复习 • 英语
-8-
3.“太空”单词集锦 astronomer n.天文学家 astronomy n.天文学 astronaut n.宇航员 satellite n.卫星 orbit n.轨道 universe n.宇宙 gravity n.万有引力 planet n.行星 spaceship n.宇宙飞船 atmosphere n.大气层
我们惊奇地看着,随着地球的引力增加,宇宙飞船的外层燃烧起火。
考点提炼第一个as引导时间状语从句,意为“当……时候”;第二个as
也引导时间状语从句,意为“随着……”。
1.约翰总是乐于帮助别人,这就注定了他会受欢迎。 2.他们团结协作,这就使得他们可能在三小时内完成这项工作。 3.我一边写,笔一边颤抖。
Learn to walk before you run.
2019高考一轮总复习 • 英语
-11-
1.cheer常用短语 cheer on向……欢呼,为……鼓劲加油 cheer up(使)高兴起来,(使)振奋起来 Cheers!干杯! 2.“小心;当心”高频短语 be careful小心 watch out for小心;当心 look out当心 take care小心 3.birth用法小结 give birth to生,引起,产生 at birth在出生时 by birth在血统上 from birth自出生以来
2.
n.宗教;宗教信仰
→
adj.宗教的;虔诚的
3.
adj.猛烈的;激烈的;强暴的
→
adv.强烈地→
n.暴力
4.
adj.有害的→
n.伤害;危害
→
vt.伤害;危害→
adj.无害的
5.
vi.存在;生存
→
n.存在;生活(方式)
2019高考一轮总复习 • 英语
-6-
6.
n.生物学→
n.生物学家
7.
adj.温和的;文雅的
2019高考一轮总复习 • 英语
-9-
4.由thus想到的 therefore因此 however然而 even甚至 still仍然 ever曾经 never从来没有
2019高考一轮总复习 • 英语
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Ⅱ.短语化难为简,轻松记忆 【识记】
1.solar system 2.carbon dioxide y eggs 4.give birth to 5.block out 6.cheer up 7.watch out for 【默写】 1.及时;终于 2.轮到某人;接着 3.阻止;制止 4.既然 5.突发;爆发
→
adv.轻轻地;温柔地,温和地
8.
n.物理学家→
n.物理学
→
adj.物理的;物理学的
9.
vi.&vt.(使)浮动;(使)漂浮
→
n.漂浮物
2019高考一轮总复习 • 英语
-7-
1.harmful和harm用法扫描 do harm to sb./do sb.harm 对某人有害 be harmful to sb./sth.对某人/某物有害 There is no harm in doing sth./It does no harm to do sth.做某事并无 害处(反而可能带来某些好处)。 2.“良好性格”的描写 gentle温和的 easy-going随和的 outgoing外向的 generous慷慨的