内容正文:
九年级英语
RJ(上册3)J
Unit 6 Beyond Earth
Section A Why do we explore space?
第1课时 Section A(1a2e)
elescope
ission
eightless
space
launch
manned
weightless
movement
asleep
tying
of
to
on
with
on
for
to
has
announced
be
sent
to
was
completed
has
been
used
to
on
weighs
about
to
be
weightless
be
tied
down
B
D
A
E
C
A
B
C
D
E
一、根据句意及汉语或首字母提示填空完成句子。
1.Scientists use a t________ to study stars and planets far away in the universe.
2.China's Chang'e program is a great m______ to explore the moon.
3.In space, astronauts feel w_________ because there's little gravity(重力).
4.To maintain life in _____ (太空), astronauts need special equipment for air and water.
5.We need to ______ (发射)the rocket before sunrise.
二、用括号里所给单词的适当形式填空。
6.The factory once required a(n)______ (man)assembly line, but now robots do the work.
7.After jumping on the trampoline(蹦床), I felt almost __________ (weight)for a second before landing softly again.
8.The gentle ________ (move)of the rocking chair(摇椅)helps my baby sleep faster every evening.
9.My cat fell ______ (sleep)on the warm windowsill(窗台)while watching birds outside all afternoon long.
10.She spent ten minutes _____ (tie)colourful ribbons(条;带)on the gift box before wrapping it carefully.
三、根据句意填写单词,完成句子。
11.Exploration __ the planet Mars and the moon will be continued.
12.It's hoped that a manned mission __ the moon will follow around 2030.
13.They have done the research __ biology and medicine for two years.
14.We will continue our cooperation ____ the college __ tomato research.
15.Xuntian, another name ___ the China Space Station Telescope(CSST), will be sent __ space around 2027.
四、根据汉语意思完成句子,每空一词。
16.中国已经宣布了,更多的航天员将会被发送到天宫空间站。
China ___ _________ that more astronauts will __ ____ __ the Tiangong Space Station.
17.自2022年天宫空间站建成以来,它一直被用于生物学和材料学领域的研究。
Since the Tiangong Space Station ___ _________ in 2022, it ___ ____ ____ __ do research __ biology and materials.
18.这个巨大又现代的望远镜重约15 500千克。
The huge and modern telescope ______ _____ 15,500 kilograms.
19.我想知道失重的感觉是什么样的。
I want to know how it feels __ __ __________.
20.我们必须被系牢,这样才不会飘走。
We have to __ ____ ____ so we don't fly away.
五、阅读理解。
Why Space Exploration Matters: FAQs(常见问题)
Why is space exploration important?
Humans have always wondered about the universe's mysteries, like how Earth formed or if life exists elsewhere. 21._ This drives new technology and pushes science to the next level.
What are the downsides?
The biggest risks include harmful cosmic radiation, which is much stronger than on Earth. 22._ Also, space missions cost a huge amount of money and create a lot of dangerous space junk.
How does it help medicine?
23._ For example, it has led to many medical inventions, such as ear thermometres, insulin pumps(胰岛素泵), heart defibrillators(心脏除颤器), and better cancer screening tools. It also helped create voicecontrolled wheelchairs and advanced pacemakers(心脏起搏器).
Why is it important for security?
24._ As companies start mining the moon or asteroids(小行星), nations need to protect these resources from being stolen. Having strong space capabilities supports diplomacy and ensures safety if military action is ever needed.
What resources can we find?
Space contains valuable materials like gold, platinum(白金), and silver. 25._ For example, the moon has helium3(氦3), a rare gas worth thousands of dollars per liter, which we can only get through exploration.
根据短文内容,将下面方框内的选项还原到文中空白处,使短文内容完整、通顺,每个选项只能用一次,其中有一个选项是多余的。
A.Space research is closely connected to medical progress.
B.We can only answer these questions by exploring space.
C.These materials can be used to improve our daily lives.
D.It can also cause serious health problems for astronauts.
E.Space exploration plays an important role in national security.
F.Many countries are competing to send astronauts to space.
六、完成对话。
从方框中选择正确选项,其中有一个选项与对话内容无关。
A.Will it fly in the sky?
B.How does it work?
C.Will satellites help us study other planets?
D.Will computers control them?
E.I want to go to space one day.
F.I want to be a maths teacher.
A: What are you making, Tom?
B: I'm making a model rocket.
A: Wow! 26._
B: Yes! It can fly high in the sky.
A: Great! 27._
B: It will be controlled by this small machine.
A: Can you tell me more about rockets?
B: Sure! Rockets send satellites into space.
A: 28._
B: Yes! Satellites help us see other planets and weather.
A: 29._
B: Yes! Computers help control them—like speed and direction.
A: 30._
B: I hope your dream comes true too!
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