英语必修 第三册Unit 4 Space Exploration评优课课件ppt

这是一份英语必修 第三册Unit 4 Space Exploration评优课课件ppt，共41页。PPT课件主要包含了Lead in，Dream，Future，Reality， a 等内容，欢迎下载使用。
Learning bjectives
At the end f this class, yu will be able t:1. summarize the main idea fr each paragraph based n tpic sentences. 2. use sme reading strategies.3. have a better understanding f the title, and the spirits f space explratin.
Pre-reading
While-reading
Pst-reading
Chinese Mythlgy:Chang`e fly t the Mn
Greek and Rman Mythlgy f ancient gds in the universe
Fyling kites in Wei-Jin Suth and Nrth Dynasties
Internatinal space statin built in 1993.
Sciencce fictin mvies
Space explratin
Space：The Final Frntier
Pre-Reading
It means the bundary r brder.
Wh's the man?
When did he step n the mn?
What is Jade Rabbit used fr？
What is “Challenger” ?
2. Where can yu find this kind f passage?
A. a piece f News B. a ppular science article C. a travel jurnal D. a fictin nvel
1. What is the genre f the passage?
A. newspaper B. nvel C. advertisement D. science bk
3. What is the main idea f the passage?
It mainly tells abut the ________________ f space explratin.
While-Reading
Match the main idea with each paragraph.
(1)Para. 1A. China's prgress f space explratin. (2)Para. 2B. Earlier achievements f space explratin. (3)Para. 3 C. Bright future f space explratin.(4)Para. 4 D. The desire t explre the uter space.(5)Para. 5E. Cntinuus effrt in spite f disasters.
Main idea with each paragraph.
Para. 1: The desire t explre the uter space.Para. 2: Earlier achievements f space explratin. Para. 3: Cntinuus effrt in spite f disasters. Para. 4: China's prgress f space explratin. Para. 5: Bright future f space explratin.
A big dream.
Further explratins.
A bright future.
1. ppsite: despite, hwever, yet, but
2. make sth. tgether: as well as
3. time sequence: later, then, afterwards
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 and ut the secrets f the universe._______________________________________.
Althugh scientists try t make sure nthingges wrng,accidents can still happen.Space explratin has cme a lng way,and we nw hpe t discver ther planets that are suitable enugh t supprt life.The future f space explratin remains bright.D. After many experiments,they succeeded inmaking rckets that culd escape Earth'sgravity.
逻辑线索：递进；同范畴词复现
Befre the mid-20th century,mst peple felt travelling int space was nly a dreamthat culd never cme true.Hwever,scientists were determined t realise that dream._____________________________On 4 Octber 1957,the Sputnik 1satellite was launched by the USSR and successtully rbited arund Earth.
________________________Fr example, all the astrnauts n the Syuz 11,Challenger, and Clumbia spacecralts died during their missins. Hwever, while such disasters brught much sadness and disappintment,the desire t explre the universe did nt die.This is because peple believe in the imprtance f carrying n space explratin despite the huge risks.
Althugh scientists try t make sure nthingges wrng,accidents can still happen.Space explratin has cme a lng way,and we nw hpe t discver ther planets that are suitable enugh t supprt life.The future f space explratin remains bright.After many experiments,they succeeded in making rckets that culd escape Earth'sgravity.
同一语义反复出现，加以概括
______________Many ccuntries have plans t further study planets like Mars and Jupiter.Despite the dificulties,scientists hpe t make mre valuable discveries that will enable the human race t survive well int the future.
Althugh scientists try t make sure nthingges wrng,accidents can still happen.Space explratin has cme a lng way,and we nw hpe t discver ther planets that are suitable enugh t supprt life.The future f space explratin remains bright.After many experiments,they succeeded inmaking rckets that culd escape Earth'sgravity.
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
1. The desire t explre the universe never died after these accidents, why?2. Can yu give us an example?
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 astrnaunts n bard.
China’s space explratin
What attitude d yu think the authr hlds t the future f space explratin?
A. wrried B. supprtive C. dubtful D. ppsed
Financing plan
Para 1:Peple are curius abut space
Para 2. Achievements f American and Sviet
Para 3. Space explratin cntinues in spite f great risks
Para 4.China’s achievements
Para 5. The future f space explratin
Peple have always wanted t learn mre abut space. Befre the mid-20th century, mst peple felt (1)__________ (travel) int space was an impssible dream. Hwever, (2)_____ the help f scientists, peple succeeded in realizing their dream (3) ___________ (explre) space. On 4 Octber 1957, the Sputnik 1 satellite (4) ______________(launch) by the USSR. (5) ___________ scientists try t make sure nthing ges wrng, accidents can still happen. These disasters made everyne (6)_____________ (disappint), but peple still believe in the imprtance f (7) _________(carry) n space explratin. In 2003, China became the third cuntry t (8)_______________ (independent) send humans int space. Then Shenzhu 6 and 7 cmpleted (9)____ secnd manned rbit and the first Chinese spacewalk. In spite f the difficulties, scientists hpe future (10)____________ (discvery) will nt nly enable us t understand the universe but als help us survive well int the future.
travelling
was launched
disappinted
independently
Imprtant phrases (P40 ~ 41)
1.determine __________ sth. 决心做某事 determine __________ sth. 确定,决心 be determined __________ sth. 决心做某事2.be disappinted ________________ 对……失望 be disappinted __________ sth. 对做某事感到失望3.desire __________ sth. 渴望做某事 desire _______________ sth. 渴望某人做某事4.be independent __________ 独立于……;不依赖于……
in/ with/ by/ at
5.signal (t) sb. __________ sth. 示意某人做某事 a signal ______ sb. __________ sth. 让某人做某事的信号 ______________ a signal发出信号6.carry n __________/carry sth. __________ 继续做;坚持干 carry n __________ sth. 继续做某事 __________________ 赢得;不费劲地处理 __________________ 执行;实施7.____________ the ship/plane/train = ____________ the ship/plane/train上船/飞机/火车 ____________ 请大家上船(或飞机、车等)!
(with sth.)
8.引导目的状语从句的短语有: ______, ________(不能位于句首), ________, ________等。①He wrks day and night ________________________ supprt his family.  为了养家,他夜以继日地工作。②She repeated the instructins slwly ___________________ he shuld understand.  她把那些指示慢慢重复了一遍好让他听明白。
in rder that
s as t/ in rder t
s that/ in rder that
9.make+宾语+宾语补足语make sb./sth. +__________ 使某人/某物__________make sb./sth. +__________ 使某人/某物__________make sb. __________ 让某人__________make sb./sth.__________ 使某人/某物__________make sb./sth. __________ 使某人/某物__________· She knew that these slutins were nt ging t make me happy. · They all want t make Jim their mnitr. · Our English teacher ften makes us retell the texts. · It’s t nisy. I can’t make myself heard. 
10.This/That/It is because... _________________ 表________ This/That/It is why... _________________ 表_________ The reasn why... is that... _______________________①___________________ I have abslute cnfidence and I value Chinese culture. 这是因为我有绝对的自信,而且我珍视中国文化。 ②______________ we always have a fresh supply f water.  正因为这样,我们才总可以喝到新鲜水。③___________________ I’m calling yu nw ________ I’d like t see yu urgently.  我现在打电话给你是因为我迫切地想见你。
This is because
This is why
The reasn why