人教版 (2019)必修第三冊(cè)Unit 4 Space Exploration背景圖課件ppt-課件下載-教習(xí)網(wǎng)

Learning bjectives
By the end f this sectin, yu will be able t:learn abut the develpment and significant histrical events f space explratin;learn hw t chse crrect sentences t fill gaps in the text;summarize the main idea fr each paragraph f the text;analyze the structure and language features f the text;reflect n the title f the text: “Space: The Final Frntier”; use news wrds yu have learnt in the text t cmplete a passage.
Have yu ever seen mvies abut “space explratin”? If s, please list sme ne.
Befre yu read, lk at the title and the phts.
n. 邊境；國(guó)界；邊遠(yuǎn)地區(qū)
While the rigin f the phrase, “space the final frntier”is unclear, it became a ppular meme — almst universally knwn in the Western wrld — thrugh the American TV shw Star Trek, which was first bradcast n TV frm 1966 t1969, and then spent years as perhaps the mst ppular syndicated TV shws
Cultural ntes
in the wrld befre spawning a hst f films and spin-ff TV series in the US beginning in 1979. The full qute frm the riginal series (which millins f peple knw by heart), ges: “Space, the final frntier. These are the vyages f the starship Enterprise. Its cntinuing missin t explre strange new wrlds t seek ut new life and new civilisatins, t bldly g where n man has gne befre.”
Then discuss these questins.
It is a ppular science article (科普文章).
Frm (science) magazines and websites abut space explratin.
The main reasns fr space explratin are t further human explratin and t gather knwledge f the universe.
1. What kind f passage is it?
2. Where can yu find this kind f passage?
3. What d yu think are the main reasns fr space explratin?
4. What d yu expect t read abut in this text?
I expect t read abut the future f space travel.
Read the text. Several sentences have been remved frm it. Chse the crrect sentence (A-D) t fill each gap.
A. Althugh scientists try t make sure nthing ges wrng, accidents can still happen.B. They als really wish t discver ther planets that are suitable enugh t supprt life.C. The future f space explratin remains bright.D. After many experiments, they succeeded in making rckets that culd escape Earth’s gravity.
(t add mre detailed infrmatin abut scientists’ wish t learn abut space)
“Are we alne? What’s ut there?” Lking up at the stars, peple have always wanted t learn mre abut space, and scientists wrk hard t find answers. They make vehicles t carry brave peple int space t find ut the secrets f the universe. _______________
A. Althugh scientists try t make sure nthing ges wrng, accidents can still happen.B. They als really wish t discver ther planets that are suitable enugh t supprt life.C. The future f space explratin remains bright.D. After many experiments, they succeeded in making rckets that culd escape Earth’s gravity.
Befre the mid-20th century, mst peple felt travelling int space was an impssible dream. Hwever, sme scientists were determined t help humans realise their dream t explre space. __________ On 4 Octber 1957, the Sputnik 1 satellite was launched by the USSR and successfully rbited arund Earth. Afterwards, the USSR fcused n sending peple int space, and n 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space. Over eight years later, n 20 July 1969, American astrnaut Neil Armstrng stepped nt the mn, ...
(t explain the previus sentence and intrduce the fllwing achievements)
_________________________________________________ All the astrnauts n the USSR’s Syuz 11 and America’s Challenger died during their missins. These disasters made everyne sad and disappinted, but the desire t explre the universe never died. This is because peple believe in the imprtance f carrying n space explratin despite the huge risks. An example f this nging wrk is the Internatinal Space Statin. It rbits Earth and has astrnauts frm different cuntries n bard, prviding a cntinuus human presence in space.
(t intrduce the fllwing explanatin abut the accidents)
___________________________________ Eurpe, the US, and China all have plans t further study and explre planets like Mars and Jupiter. Despite the difficulties, scientists hpe future discveries will nt nly enable us t understand hw the universe began, but als help us survive well int the future.
(t intrduce the fllwing text abut plans and future discveries)
Use yur wn wrds t summarize the main idea fr each paragraph.
When the main idea is nt clearly stated in a tpic sentence, yu shuld read the full paragraph r passage carefully and find the wrds r ideas that repeat themselves. They are likely evidence f the authr’s main idea.
Humans have always had a natural curisity abut space.
Space travel became a reality in the 20th century, with American and Sviet space missins.
Space travel has always invlved great risk, but despite the risks explratin cntinues.
China has made great prgress in space explratin in the early 21st century, becming nly the third cuntry t send humans t space.
The future f space explratin lks bright, as many cuntries are planning further missins.
Analyze the structure f the text.
Space: The Final Frntier
Para. 2: America’s and Sviet’s achievements
Para. 3: Space explratin cntinues in spite f great risks
Para. 4: China’s achievements
Read the secnd paragraph carefully and then cmplete the chart belw.
the Sputnik 1 satellite
successfully rbited arund Earth
Yuri Gagarin
Neil Armstrng
That’s ne small step fr [a] man, ne giant leap fr mankind
America’s NASA space agency
Read the furth paragraph carefully and then cmplete the chart belw.
rbited Earth
Shenzhu 5 spacecraft
Shenzhu 6 and 7
the first Chinese spacewalk
Jade Rabbit
Tiangng 2 space lab
make measurements and bservatins
What des the title “Space: The Final Frntier” mean t yu? Share yur ideas with the whle class
What des the title “Space: The Final Frntier” mean t yu?
There are ther frntiers befre space.
Examples f ther frntiers:
gegraphic frntiers, such as the discvery f America, the Arctic, and the deep sea scientific frntiers, such as advances in medicine and technlgy
Explre the language features f this text.
Did the authr use technical terms t explain science? Why?What is the authr’s purpse f writing this article?What writing techniques are used in this article?
D a debate.
D yu agree that space is the final frntier fr humans t explre?
Cmplete the passage with wrds frm the text.
M_______ is explring space in the hpe f finding ut mre abut the u________. Hwever, explring space is bth dangerus and challenging. One f the mst dangerus parts f space explratin is helping peple t escape Earth’s g_______. If there is a mistake during the l________, it can lead t an accident that kills everyne n b________. Getting ut f _____ and back t Earth’s surface is als very dangerus. Despite the huge risks thugh, peple will always cntinue t explre this final f_______ s as t learn its secrets.
Wrds and Expressins
Hwever, sme scientists were determined t help humans realise their dream t explre space. (P40) 然而，有些科學(xué)家下定決心要幫助人類實(shí)現(xiàn)探索太空的夢(mèng)想。determined /d??t??m?nd/ adj. 有決心的；意志堅(jiān)定的determine /d??t??m?n/ vt. 查明；確定；決定搭配be determined t d sth決心/決定做某事例句Our ftball team were determined t win the game despite difficulties.盡管困難重重，我們的足球隊(duì)決心要贏得這場(chǎng)比賽。拓展 determinatin n. 決心，果斷，堅(jiān)定He shwed great curage and determinatin.他表現(xiàn)得十分勇敢和果斷。
On 4 Octber 1957, the Sputnik 1 satellite was launched by the USSR and successfully rbited arund Earth. (P40) 1957年10月4日，“旅伴一號(hào)”人造衛(wèi)星在蘇聯(lián)發(fā)射升空，并成功環(huán)繞地球運(yùn)行。launch /l??nt?/ vt. & n. 發(fā)射；發(fā)起；上市例句This mrning’s launch f the space shuttle has been delayed.定于今天上午的航天飛機(jī)的發(fā)射已經(jīng)被推遲了。The new generatin f smartphnes launched yesterday received much media cverage.昨天發(fā)布的新一代智能手機(jī)受到了媒體的廣泛報(bào)道。The rganizatin has launched a campaign t raise $150,000.為了籌集15萬美元，該組織發(fā)起了一場(chǎng)募捐活動(dòng)。
These disasters made everyne sad and disappinted, but the desire t explre the universe never died. (P41) 這些悲劇使人倍感傷心與失望，但是，探索宇宙的愿望永不磨滅。disappinted /?d?s??p??nt?d/ adj. 失望的；沮喪的搭配be disappinted at/by sth 對(duì)某事失望be disappinted in/with sb 對(duì)某人失望be disappinted (nt) t d sth 對(duì)（未）做某事感到失望例句Instead f being disappinted at where yu are, think ptimistically abut where yu are ging. 與其對(duì)自己的處境感到失望，不如樂觀地想想你要去哪里。We nticed a disappinted lk n his face because he didn’t pass the driving test.我們注意到他臉上失望的表情，因?yàn)樗麤]有通過駕照考試。
These disasters made everyne sad and disappinted, but the desire t explre the universe never died. (P41) 這些悲劇使人倍感傷心與失望，但是，探索宇宙的愿望永不磨滅。disappinted /?d?s??p??nt?d/ adj. 失望的；沮喪的拓展disappint vt. & vi. （使）失望disappinting adj. 令人失望的，令人失望的（常用來形容物）disappintment n. [U] 失望的；[C] 使人失望的人（或事物）t ne’s (great) disappintment = (much) t ne’s (great) disappintment 令某人非常失望的是例句The cnclusin f the bk was disappinting. 這部書的結(jié)尾令人失望。Disappintment hit her like a tn f bricks. 他大失所望。
These disasters made everyne sad and disappinted, but the desire t explre the universe never died. (P41) 這些悲劇使人倍感傷心與失望，但是，探索宇宙的愿望永不磨滅。desire /d??za??(r)/ n. 渴望；欲望 vt. 渴望；期望搭配desire fr sth 對(duì)某物的渴望desire t d sth 對(duì)做某事的渴望have n desire fr sth/t s sth 沒有得到某物的愿望/不想做某事satisfy ne’s desire 滿足某人的愿望/欲望 desire (sb) t d sth 渴望（某人）做某事的例句My sister has a strng desire fr knwledge. 我姐姐有強(qiáng)烈的求知欲。Greatness cmes frm a lasting desire t explre. 偉大源于對(duì)探索的持久渴望。
This is because peple believe in the imprtance f carrying n space explratin despite the huge risks. (P41) 這是因?yàn)楸M管風(fēng)險(xiǎn)巨大，人們還是堅(jiān)信太空探索極為重要。carry n 繼續(xù)做，堅(jiān)持干搭配 carry n (with) sth/carry n ding sth 繼續(xù)做某事例句If yu carry n wrking like that, yu will make yurself ill. 如果你繼續(xù)那樣工作，就會(huì)生病的。Please carry n as usual while I am away. 我不在時(shí)，請(qǐng)照常進(jìn)行。拓展carry ut 實(shí)施，執(zhí)行（計(jì)劃、命令等），完成（任務(wù)）carry sth thrugh （克服困難后）把……進(jìn)行到底，完成carry sb thrugh (sth) 使某人渡過難關(guān)
China became the third cuntry in the wrld t independently send humans int space in 2003, when Yang Liwei successfully rbited Earth in the Shenzhu 5 spacecraft. (P41) 2003年，楊利偉乘坐“神舟五號(hào)”宇宙飛船成功環(huán)繞地球運(yùn)行，中國(guó)成為世界上第三個(gè)能夠獨(dú)立將人類送入太空的國(guó)家。independently /??nd??pend?ntl?/ adv. 獨(dú)立地；自立地例句It was the first time that she had lived independently. 那是她第一次獨(dú)立生活。拓展independent adj. 獨(dú)立的；自立的 be independent f sb/sth不依靠某人/某事物independence n. [U] 獨(dú)立；自立 gain independence frm ...從……中獲得獨(dú)立Nw that yu are a cllege student, yu shuld learn t be independent f yur parents. 你既然是一名大學(xué)生了，就應(yīng)該學(xué)著不依賴父母。
This signalled ne step further in China’s plan t establish a space statin in the future. (P41) 這標(biāo)志著中國(guó)未來建設(shè)空間站的計(jì)劃又邁出了一步。signal /?s?ɡn?l/ vt. & vi. 標(biāo)志著；標(biāo)明；發(fā)信號(hào) n. 信號(hào)；標(biāo)志搭配signal (t/fr) sb t d sth示意某人做某事a danger/warning signal危險(xiǎn)/警告信號(hào)traffic signals 交通信號(hào)燈例句With their ability t see ahead, they culd signal any prblem, s that fast-mving trains wuld be able t react in time. 因?yàn)槟芴崆翱吹?，無人機(jī)可以就任何問題發(fā)出信號(hào)，這樣快速前進(jìn)的列車就可以及時(shí)作出反應(yīng)。Just like the traffic itself, the timing f the signals changes.就像交通本身一樣，信號(hào)燈的時(shí)間也會(huì)發(fā)生變化。

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