人教版 (2019)必修 第三册Unit 4 Space Exploration备课课件ppt

这是一份人教版 (2019)必修 第三册Unit 4 Space Exploration备课课件ppt，共74页。PPT课件主要包含了课前自主预习，recycle，cycle，muscle，lack，float，otherwise，beyond，solar，current等内容，欢迎下载使用。

Sectin Ⅲ　Listening and Talking，Reading fr Writing
Ⅰ.重点单词1．__________ vt. 回收利用；再利用→________ n．循环； 自行车2．_________ n. 肌肉；实力；影响力3．_______ n．缺乏；短缺；vt.没有；缺乏4．________ vi.浮动；漂流；漂浮　vt.使浮动；使漂流5．____________ adv. 否则；要不然6．_________ prep.在更远处；超出7．________ adj. 太阳的；太阳能的8．__________ adj. 当前的；现在的　n. 水流；电流；思潮→____________ adv. 现时；目前；当前；时下
9．_____________ adj.足够的；充足的10．________ n．毛巾；抹布11．_________ n．纸巾；(人、动植物细胞的)组织12．___________ n. 设施；设备13．________ n．地球；世界；地球仪→_________ adj. 全球的； 全世界的14．________ vt.& vi.论证；争辩；争论→___________ n．争论；争吵；论点
15．__________ adj.肤浅的；浅的16．__________ n. 模式；图案；模范17．__________ n. 监视器；监测仪 vt.监视；监测；监控18．____________ adv. 经常；定期地→__________ adj.定期的；经常的；正常的→____________ adj.不规则的；无规律的→_____________ n．规章；规则；条例19．_________ n. 枕头20．_____________ n．智能手机21．___________ n. 资源；财力；物力
22．__________ adj.有限的→________ vt.& n．限制→____________ adj.无限的→____________ adj.无限制的；无止境的23．__________ adj.结尾的；结束的　n. 停业；关闭；倒闭24．_________ vt.系；绑；贴25．_________ n. 氧；氧气
Ⅱ.重点短语1．slar _________太阳系；类太阳系2．figure ______弄懂；弄清楚；弄明白3．result _____导致；造成4．as ____ result所以；结果(是)5．prvide ______ sb.提供生活所需6．_____ clsing 最后7．run ______用完；耗尽8．lk frward _____期望；期待；盼望9．be curius ________对……好奇
Ⅲ.重点句型1．Cuntries arund the glbe are spending billins f dllars and lts f time n varius space missins, __________ t Mars _____ ther planets much further away.不管是去火星还是其他更远的星球，世界各国在各种太空任务上花费了数十亿美元和大量的时间。
2．Firstly, __________________ has already made a difference in the fight against wrld hunger.首先，探索太空已经在对抗世界饥饿方面发挥了作用。3．Olympus Mns, the largest vlcan n Mars, is abut __________________ Munt Qmlangma.奥林匹斯山是火星上最大的火山，大约是珠穆朗玛峰的两倍高。
explring space
twice as high as
Ⅳ.课文预读1．Why d sme peple argue against space explratin？____A．They think the wrld is t pr.B．They argue that the earth is t heavily plluted.C．They think it a waste f mney and time.D．They wrry that sme fatal diseases will be taken int space.
2．Hw can explring space help fight against hunger？____A．The scientists analyse the data recrded by satellites and prvide useful suggestins fr farmers.B．Satellites rbiting Earth can help fight against severe weather.C．Satellites can change the weather pattern, thus imprving utput f crps.D．The scientists invent sme useful equipment t help with farming.
3．By regarding ur planet as an island in a black sea, peple will realise that ____.A．we have such a rapidly increasing ppulatinB．the resurces are s limitedC．it is hard t find ther planets as ur new hmeD．life n Mars will be nicer than that n Earth
4．Accrding t the passage, which f the fllwing items is NOT the benefit caused by space explratin？____A．Machines in factries.B．Memry fam pillws.C．Smartphne camerasD．Heart mnitrs.
1.lack n．缺乏；短缺　vt.没有；缺乏
①(中国日报) That lack f prvisin, als, needs t be addressed.这种缺乏规定的情况也需要得到解决。②(柯林斯词典) The charges were drpped fr lack f evidence.指控因证据不足而被撤销。③(牛津高阶) While girls lack cnfidence, bys ften verestimate their abilities.女孩通常缺乏自信，而男孩则往往会高估自己的能力。
④(柯林斯词典) She felt nervus, increasingly lacking in cnfidence abut herself.她感到紧张，对自己越来越缺乏信心。G　归纳拓展
J　即学即练单句语法填空①The nly thing he's lacking _____ is experience.②(2023·全国乙卷)Living in Iwa and trying t becme a phtgrapher specializing in landscape (风景) can be quite a challenge, mainly because the crn state ________ (lack) gegraphical variatin.③Lack _____ talent and time is n reasn fr taking n actin.完成句子④He had the fear f speaking in public ______________ cnfidence.由于缺乏信心，他害怕在公众面前讲话。
2.keen adj.热衷的；渴望的
①(牛津高阶) She's nt keen n being tld what t d.她不喜欢别人向她发号施令。②(中国日报) The 40-year-ld said he is keen t see the city becme vibrant again.40岁的他说，他渴望看到这座城市再次充满活力。③(朗文当代) The chairman is keen that the cmpany shuld expand its prduct range.董事长迫切希望公司扩大产品范围。
④(剑桥高阶) They are keenly aware that this will be their last chance t succeed.他们敏锐地意识到这将是他们成功的最后机会。G　归纳拓展
J　即学即练单句语法填空①The yung player is keen _________ (win) a gld medal in the Winter Olympic Games.②He _________ (keen) felt that he shuld d smething t help.③We are all keen _______ the schl shuld get invlved t.翻译句子④事实上，她不太想去参加聚会。______________________________________________
In fact, she wasn't t keen n ging t the party.
①(中国日报) We wuld have liked ne mre, but a clean sheet and tw gals—we can't argue with that.我们本想再进一球，但一球不失的情况下进了两球——我们对此无可争辩。②(剑桥高阶) The minister argued fr/against making cuts in military spending.部长赞成/反对削减军费开支。③(朗文当代) Jyce argued me int buying a new jacket.乔伊斯说服我买了一件新夹克。④(牛津高阶) We had an argument with the waiter abut the bill.我们和服务员就账单发生了争吵。
3.argue vt.& vi.论证；争辩；争论
J　即学即练单句语法填空①A chimpanzee (黑猩猩) can't win an ___________ (argue) with a mdern man, but it can tear the man apart like a rag dll.②Hw culd anyne argue __________ eating mre fruit and vegetables?③Sme peple hld the pinin that reading paper bks is superir t reading e-bks in many ways while thers argue _______ reading e-bks is much better.
④We tried t argue her int __________ (jin) us in helping the hmeless.完成句子⑤It is n use ______________________________ the questin because he wn't change his mind.和他争论这个问题是没有用的，因为他不会改变主意的。
arguing with him abut/ver
4.limited adj.有限的①(中国日报)Turists' expectatins fr rural turism are n lnger limited t enjying natural sceneries.游客对乡村旅游的期望不再局限于欣赏自然风光。②(牛津高阶)The amunt f mney yu have t spend will limit yur chice.你要消费的金额限制着你的选择。③(朗文当代)There is a limit t the amunt f pain we can bear.我们能承受的痛苦是有限度的。
④(柯林斯词典)In the circumstances we'll tell yu what we can, within limits, f curse, and in cnfidence.在这种情况下，我们会告诉你我们能做的，当然是在一定范围内，而且是保密的。G　归纳拓展
J　即学即练单句语法填空①(2023·全国乙卷)Once we fund the place, it was stressful getting lights and cameras set up in the __________ (limit) time.②There is n limit _____ hw much fresh fruit yu can eat in a day.③When writing yur cmpsitin, yu'd better limit yur wrds _____ 800 wrds r s.④Accrding t the news, vilent crime is nt __________ (limit) t big cities.⑤There is ____ limit t ne's life, but _____ limit t serving the peple.
①(朗文当代)Attach a recent phtgraph t yur applicatin frm.在你的申请表上附上一张近照。②(中国日报)“We attach sufficient imprtance t bth prductin and epidemic preventin，” said Huang.“我们对生产和防疫都非常重视，”黄说。③(柯林斯词典)She is very attached t her family and friends.她非常喜欢她的家人和朋友。
5.attach vt.系；绑；贴
J　即学即练单句语法填空①Emma had never taken herself as a crane (鹤) and becme deeply attached _____ humans.②A bard went up with dllar bills ___________ (attach) t it with pins and a sign that read，“Give What Yu Can.Take What Yu Need.”③Finally, teachers shuld attach imprtance t _____________ (develp) students' crss-cultural awareness.④Please check my applicatin frm in the _____________ (attach)．
1.figure ut弄懂；弄清楚；弄明白
①(2021·浙江高考)The study shwed the animals had figured ut hw t apply what they learned abut human faces during training t new faces in the testing stage.研究表明，在测试阶段，这些动物已经知道如何将它们在训练中所学到的关于人脸的知识应用到新面孔上。②(柯林斯词典)Things just didn't wrk ut as planned.事情没有像计划的那样进展顺利。
③(牛津高阶) After a mnth their fd supplies gave ut.一个月后，他们的食物供应用完了。④(朗文当代)The sky cleared and the sun came ut.天空晴朗，太阳出来了。⑤(朗文当代) He's bringing ut a new album next mnth.他下个月将推出一张新专辑。
J　即学即练用ut的相关短语填空①Fighting ____________ in three districts f the city last night.②They _____________ an effective methd, which was cnfirmed by the manager.③When is her new nvel ______________?④When we were nly a few miles frm ur destinatin the petrl ___________.⑤(2023·新课标全国Ⅱ卷)Behind it, the persn is trying t _____________ wh exactly I teach... the animals?
翻译句子⑥我花了10天的时间试图找到这个问题的答案。___________________________________________
I spent ten days trying t figure ut the answer.
2.result in导致；造成
①(2022·新高考Ⅰ卷)Yu might think abut psting what yu are lking fr n scial media, but it prbably wn't result in a useful respnse.你可能会考虑在社交媒体上发布你想要的东西，但这可能不会产生有用的回应。②(柯林斯词典)Many hair prblems result frm what yu eat.许多头发问题都是由你的饮食引起的。③(柯林斯词典)As a result, services have been drastically reduced.结果，服务被大大减少了。
④(朗文当代)As a result f the pilts' strike, all flights have had t be cancelled.由于飞行员罢工，所有的航班都不得不取消。G　归纳拓展
J　即学即练单句语法填空①Experts say weight gain results _______ less exercise.②Millins f peple will face starvatin next year as a result _____ the drught.③_____ a result, there were very few text-bks fr the students t use.④(2023·新课标全国Ⅰ卷)When enugh f these errrs are averaged tgether, they cancel each ther ut, resulting _____ a mre accurate estimate.
翻译句子⑤小城里汽车的增加导致了公共交通的减少。___________________________________________________________________________
An increase in cars in the small city has resulted in the decline f public transprt.
3.prvide fr sb.提供生活所需
①In rder t prvide fr such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme.为了养活如此快速增长的人口，科学家们正在努力寻找其他星球，以便将来有一天能成为我们的新家。②I dn't think the experiment is a failure, because it has prvided us with valuable experience fr future tests.我认为这次试验不是失败的，因为它为我们今后的试验提供了宝贵的经验。
③We will supply yu with the crp yu require.我们将供应你所需要的作物。④Taylr ffered him 500 dllars t d the wrk.泰勒愿出500美元雇他做这件工作。G　归纳拓展
J　即学即练单句语法填空①This well-made film prvides freign audiences _______ a fresh way f better knwing China's past and present.②(2023·全国乙卷)She mved t Virginia in 1865, where she prvided medical care _________ freed slaves.③The finance department supplies the cmmittee _______ the figures.④I hpe at least my daughter was able t ffer sme useful tips _____ yu.
4.run ut用完；耗尽
①(中国日报)Gallinari's last inbunds pass went t nbdy, and the clck ran ut.加里纳利的最后一个界外球没人接，比赛结束了。②(柯林斯词典)We ran acrss/int sme ld friends in the village.我们在村子里撞见了一些老朋友。③(柯林斯词典)The driver failed t negtiate a bend and ran int a tree.该司机没能顺利转过一个弯，撞上了一棵树。④(柯林斯词典)A buzz f excitement ran thrugh the crwd.人群中弥漫着兴奋的嗡嗡声。
G　归纳拓展Y　易混辨析
J　即学即练单句语法填空①Yesterday I ran ______________ a classmate f mine, wh returned frm England.②It lks as if petrl will run ______ faster than cal.③He ran __________ the names n the list n the table.④My car brke dwn n the way t the beach because it had run ut _____ petrl.
翻译句子⑤很快，钱被用完了，他们必须得有一份工作来谋生。__________________________________________________________________
Sn, the mney began t run ut and they must have a jb t earn a living.
1.Cuntries arund the glbe are spending billins f dllars and lts f time n varius space missins, whether t Mars r ther planets much further away.不管是去火星还是其他更远的星球，世界各国在各种太空任务上花费了数十亿美元和大量的时间。
J　句型剖析本句是简单句，句中whether ...意为“不管……还是……”，后跟介词短语。
①But if he's ut there every day and playing hard, yu shuld praise his effrt regardless f whether his team wins r lses.但是如果他每天都在场上努力打球，你就应该表扬他的努力，不管他所在的球队是赢还是输。(宾语从句)②T this day, it's unclear whether he sht himself r was murdered.至今尚不清楚他究竟是自杀还是被谋杀。(主语从句)③The nly remaining prblem is whether we can cllect enugh mney r nt.剩下的唯一问题是我们能否筹集到足够的钱。(表语从句)
④Whether it's sunny r rainy, Delta ges jgging alng the lake every mrning.无论是晴天还是雨天，德尔塔每天早上都沿着湖边慢跑。(让步状语从句)
J　即学即练单句语法填空①(2023·新课标全国Ⅰ卷)T eat ne, yu have t decide whether t bite a small hle in it first, releasing the stream and risking a spill (溢出), _____ t put the whle dumpling in yur muth, letting the ht sup explde n yur tngue.②__________ Tm wins r lses, this is his last chance.完成句子③__________________________,I will marry him.无论他是贫穷还是富有，我都会嫁给他。
Whether he's pr r rich
2．Firstly, explring space has already made a difference in the fight against wrld hunger.首先，探索太空已经在对抗世界饥饿方面发挥了作用。
J　句型剖析本句是简单句，动名词短语explring space在句中作主语，谓语动词用单数形式。①Listening t lud music at rck cncerts has caused hearing lss in sme teenagers.在摇滚音乐会上听很吵的音乐已造成了一些青少年的听觉损耗。
②It is a waste f time persuading such a persn t jin us.劝说这样的人加入我们真是浪费时间。③Their cming t help was a great encuragement t us.他们来帮忙对我们是极大的鼓励。④Ging shpping and taking a walk are my favrite activities.逛街和散步是我最喜欢的活动。
J　即学即练单句语法填空①(2023·新课标全国Ⅰ卷)_________ (take) respnsibility fr mistakes is a psitive step, but dn't beat yurself up abut them.②Reading simplified English nvels _____ (be) an easy and enjyable way f enlarging ur vcabulary.③_____ is a waste f time arguing him int taking part in the task.④__________ (wrk) ut befre breakfast may be mre beneficial t health than eating first.
完成句子⑤住在城市比住在农村方便。_____________________ is mre cnvenient than in the cuntryside.
Living in the city
3.Olympus Mns, the largest vlcan n Mars, is abut twice as high as Munt Qmlangma.奥林匹斯山是火星上最大的火山，大约是珠穆朗玛峰的两倍高。
J　句型剖析本句是简单句， the largest vlcan n Mars在句中作同位语； twice as high as为倍数表达法，结构为“倍数＋as＋形容词原级＋as”。①Our new playgrund is three times as big as the ld ne.我们的新操场是旧操场的三倍大。②This rpe is twice lnger than that ne.这根绳子比那根长两倍。
③The building n the left is three times the height f the ne n the right.左边那栋楼的高度是右边那栋楼的三倍。④The farm belnging t my uncle is twice what it used t be.我叔叔的农场比以前大了一倍。G　归纳拓展
J　即学即练单句语法填空①I like this red jacket better, but it csts almst three times _____ much as that blue ne.②I think the rent f this beautiful huse must be twice _______ (much) than the ther ne.③When published in 1843, thse ntes ran three times the _________ (lng) f the riginal article.④The factry in the charge f Mr Han is five times _______ it used t be.
Ⅰ.单句语法填空1．Wash hands when back frm utside and exercise ____________ (regular) t strengthen yur immune system.2．__________ I was struggling in a class r just needed smene fr supprt, my mm was always the first ne there.3．As the members f the _________(glbe) village, we shuld lve and prtect ur envirnment.4．Many ____________(argue) are fr using cmputers in class.5．We need friends t share ur jys and srrw, _______________ we wuld feel lnely.
6．The natural resurces that we rely n are __________(limit)．7．Peple are beginning t attach much mre imprtance _____ their health these days than ever befre.8．I can't understand why they argue __________ eating mre fruit and vegetables.9．My gal is t study hard, get a gd jb and prvide ______ my family.10．(2020·天津卷) She was curius ________ hw the experts did it.
Ⅱ.选词填空1．It shws that determinatin and persistence can really ______________________.2．There are ______________ shps which sell diverse suvenirs in the turist attractins.
3．____________________ persuade us t buy this r that prduct, advertisers have made a clse study f humankind nature and weakness.4．The passage is an analysis f the current prblems in teaching._____________ ,it gives several thughts n the experimental teaching.5．He is _____________________ enjying the unique architectures f histrical imprtance.6．The material is nt sufficient and will __________ sn s we need t buy sme befre using all up.
In their effrts t
lking frward t
7．He was nt admitted as an astrnaut _____________ his pr health, which made him quite disappinted.8．T ur srrw, the accident ______________ the death f 3 astrnauts.9．First memry was stred in tubes and later n very small chips.______________',the cmputer ttally changed its shape.10．The data suggests that just 20% mre prduce will mean the difference between families ging hunger and families wh can ______________ themselves.
resulted in
As a result
Ⅲ.课文语法填空根据课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。Peple hld different views n whether much mney and energy shuld be spent in _____________(explre) space.In fact, explring space has already made a great difference in ur life.Nw a number f satellites ________________ (rbit) Earth, many f which have transmitted imprtant data t scientists n Earth.After careful analysis, the scientists can prvide __________ (use) recmmendatins and advice fr farmers.______ a result, space-based science has helped farming in its effrts ___________ (grw) enugh fd t feed Earth's increasing ppulatin.
2.are rbiting
Space explratin has a big impact n ur life.High-end prducts are made t a higher standard because f advanced technlgy which was first created t meet the ________________(require) fr space explratin.Tday, space technlgies are widely used in all kinds f industries, and everyday prducts such as GPS, memry fam pillws, _______ smartphne cameras are changing ur lives.
6.requirements