高中Unit 4 Space Exploration多媒体教学课件ppt

这是一份高中Unit 4 Space Exploration多媒体教学课件ppt，共13页。PPT课件主要包含了satellites，关键词复现近义词，逻辑上时间先后，Main idea，相同词高频复现，同一语义词复现等内容，欢迎下载使用。
What achievements has the wrld made s far?
The explratin f slar system
Mankind stepped nt the mn
The discvery f the black hle
The thery f the rigin f Big Bang Universe
What benefits has the space explratin brught t us?
1. imprve the develpment f new technlgy
Original cmputer
2. imprve the accuracy f the weather frcast
weather satellite
3. help develp the medical system
Medical scanner
heart mnitr
4. help widen mankind’s knwledge
Are yu curius abut the develpment f the space explratin f human beings?
a ppular science article(科普文)
1.Which sentences are general statements that culd serve as tpic sentences fr paragraphs?2.Which sentence cntains a linking wrd which indicates that it is a part f a list f details?3.Which sentence begins with a sequence wrd shwing that it is prbably a detail frm the middle f a narrative?
Althugh scientists try t make sure nthing ges wrng, accidents can still happen.They als really wish 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’s gravity.
1. Chse the crrect sentence (A-D) t fill each gap.
2. Find the tpic sentence r summarize main idea.
“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 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.
D. After many experiments, they succeeded in making rckets that culd escape Earth's gravity.
C. The future f space explratin remains bright.
逻辑上，递进als；同义词they复现
They als really wish t discver ther planets that are suitable enugh t supprt life.
What's the main idea f this para?
What's the relatinship between the tpic sentence and the fllwing sentences?
Details t supprt the tpic sentence
Peple are ____________the space and make ________ t ________ the universe, like making _________.
curius abut
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,... and n 12 April 1961, ... Over eight years later, n 20 July 1969,...
同义词复现: realise , succeed in ding sth.
After many experiments, they succeeded in making rckets that culd escape Earth's gravity
Mankind made ________________ a reality in mid-20th century, with their ___________ t help _____humans’ dream. They succeeded ______________, like Sputnik 1 ___________________.
travelling int space
determinatin
in making rckets
satellite was launched
Can yu rearrange the rder f mankind’s achievements?
( ) many gals were achieved.( ) Sputnik 1 satellite was launched and successfully rbited arund Earth.( ) American astrnaut Neil stepped nt the mn in 1969.( ) America’s NASA space agency launched Vyager 1, which still transmits data tday.( ) USSR fcused n sending peple int space, like Yuri Gagarin.
________________________________________________________________All the astrnauts n the USSR's Syuz11 and America's Challenger died during their missins. These disasters made everyne san and disappinted, but the desire t explre universe never died. This is because peple believe in the imprtance f carrying n space explratin despite the huge risks…
关键词复现：died，disaster, accident
Althugh scientists try t make sure nthing ges wrng, accidents can still happen.
+ sme unknwn accidents/risks
_______the fact that space explratin invlved great ______, mankind wuld ____________ their explratin.
carry n with
= Mankind wuld risk their lives explring the universe.
Thanks t scientists’ and astrnauts’ effrts, mankind has made great achievements at hme and abrad.
Which statement f China’s achievements is nt true?
China was the third cuntry t explre the universe independently.After Jade Rabbit was sent t mn, ne Chinese spacewalked n the mn.The dcking f Tianzhu 1 with Tiangng 2 space lab signalled ne step further in China’s plan t establish a space statin. The mst recent achievement China has made was the launch f Chang’e 4 t explre the surface f the far side f the mn.
China’s space prgramme started later than thse f Russia and the US, but it has made great prgress in a shrt time.
________________________________________________. Eurpe, the US, and China all have plans t further study and explres planets like Mars and Jupiter. Despite the difficulties, scientists hpe future dicveries will nt nly enables us t understand hw the universe began, but als help us survive well int the future.
The future f space explratin remains bright.
Writer’s attitude
1. Where is the title “Space: The Final Frntier” adapted frm?2. What des the title “Space: The Final Frntier” mean t yu?
“Space, the final frntier. These are the vyages f starship Enterprise(进取号星舰), its cntinuing missin:t explre strange new wrlds,t seek ut new life frms and civilsatins, t bldly（勇敢地） g where n man has gne befre.” ——James Kirk (Star Trek星际迷航）
frntier: a brder between tw cuntries; a wilderness at the edge f a settled area r a cuntry; an undevelped field f studyfinal: implying there were ther human frntiers befre space, such as physical frntiers( the discvery f America, the Arctic and the deep sea); and scientific frntiers( advances in medicine and technlgy)…Space: the final frntier: Space is the last field that remains mysterius and unknwn t mankind.While I supprt space explratin, I dn’t think space is the final frntier just yet. There is still much t learn abut the earth, and we are nly at the very beginning f new technlgical breakthrughs invlving infrmatin technlgy and AI. There are many scientific and technlgical frntiers all arund us.
What’s the main idea f each para? Hw t get the main idea?What is the main idea f the whle passage?Can yu divide the passage int several parts accrding t the main ideas?Hw t chse prper answers f the missing sentences in a passage?