内容正文:
Unit 6 Beyond Earth 七选五专项训练
Passage 1
主题:Why Do Humans Explore Space? 人类为什么探索太空
For thousands of years, humans have looked up at the starry sky and imagined what is out in space. 1.________ There are several important reasons for space‑exploration.
First, space exploration helps us learn more about our own planet Earth. By studying other planets, we can know more about Earth’s history and environment. 2.________ They help us watch climate change and natural disasters on Earth.
Second, new technologies for space can bring good changes to our daily life. Many common things we use today come from space research. 3.________
Third, human beings want to look for new resources. Earth’s resources are limited. 4.________ Maybe one day humans will have other places to live in the universe.
5.________ With hard work and international teamwork, our space dreams may come true step by step.
Options
A. Satellites are good examples of this.
B. So people keep trying to explore outer space.
C. We can get nothing useful from space research.
D. Space‑tech products are used in medicine and daily equipment.
E. Some scientists hope to find useful materials on the moon or Mars.
F. We should stop all space projects to save money for daily life.
G. Exploring space is a long‑term task full of challenges.
Passage 2 主题:Life in Space 太空生活
Living in space sounds exciting, but it is quite different from life on Earth. 1.________ Astronauts need to get used to these special conditions.
Weightlessness is the biggest difference. In space, things will float around. 2.________ They have to fix themselves when they sleep, or they will move everywhere in the station.
Eating is also not easy. Astronauts cannot enjoy common meals as we do. 3.________ Many foods are dried or packed in special bags.
Besides eating and sleeping, astronauts also have lots of work to do. 4.________ They carry out science experiments and check the space station equipment every day.
5.________ They love their job and feel proud of exploring the unknown world.
Options
A. Astronauts cannot sleep in common beds in space.
B. There is no gravity in space.
C. They have plenty of free time to play games all day.
D. Food pieces floating in the air may bring danger.
E. It is not all fun for astronauts in the space station.
F. They are busy with different kinds of space tasks.
G. Life in space is exactly the same as on our Earth.
Passage
3 主题:Chinese Space Achievements 中国航天成就
China’s space program has made great progress over the past years. 1.________ More and more young people become interested in space science.
The Tiangong space station is one of our great achievements. 2.________ Astronauts can stay there for long periods and do different kinds of scientific research.
Our country also sends rovers to explore other planets. 3.________ It has taken lots of photos and collected information on Mars. The Yutu‑2 rover keeps working on the moon.
Besides manned tasks and rovers, China also develops powerful space telescopes. 4.________ It will help scientists watch deep space objects.
5.________ More space missions will be carried out in the future.
Options
A. Zhurong is our Mars rover.
B. Lots of amazing space‑related breakthroughs have been made.
C. All space tasks can be finished in one single day.
D. The Xuntian Space Telescope is one of them.
E. It is a home for Chinese astronauts in outer space.
F. China will give up all its future space exploration plans.
G. We are expecting more wonderful space discoveries.
Passage 4
主题:Challenges of Deep‑space Travel 深空旅行的重重挑战
Visiting far‑away stars is human’s old dream. 1.________ Many huge difficulties are waiting for us.
First of all, distance is a big problem. Stars are extremely far from Earth. 2.________ Even with modern powerful spacecraft, the journey will take thousands of years.
Second, astronauts’ health will face great risks during long‑time space travel. 3.________ Without enough protection, their bodies will be harmed.
Third, we also need enough food, water and energy for such a long trip. 4.________ It is hard to carry so many supplies on one spacecraft.
5.________ Scientists keep thinking up new ideas to solve these hard problems. Maybe one day our dream will come true.
Options
A. However, it is far from easy to realize this dream.
B. Space travel has no bad influence on human bodies at all.
C. People will meet physical problems in the space environment.
D. The nearest star is 4.2 light‑years away from our Earth.
E. These basic materials are needed for astronauts to keep alive.
F. We have already finished travelling to other stars successfully.
G. Still, scientists will not stop studying deep‑space travel.
Passage 5
主题:Space Dream of Teenagers 青少年的太空梦想
Many teenagers have beautiful space dreams. Some want to be astronauts, some hope to be space scientists. 1.________
If you wish to become an astronaut, strong body is necessary. 2.________ You also need to learn lots of science knowledge, such as physics and astronomy.
Not everyone can go into space. 3.________ You can still take part in space‑related work. For example, you can do space science research, design spacecraft or work for space museums.
4.________ Read popular‑science books, watch space news and pay close attention to space missions. Learning from past space‑exploration experience is helpful.
5.________ Keep learning and never give up, and your space dream may come true one day.
Options
A. But how can we make our space dreams possible?
B. So you must keep exercising to stay healthy.
C. If you cannot become an astronaut, your dream is totally over.
D. There are many other ways to join in space exploration.
E. You can prepare for your dream in small daily ways.
F. Small learning steps can push us closer to our big dreams.
G. Teenagers don’t need to learn physics for space‑related jobs.
参考答案
Passage 1
答案:1.B 2.A 3.D 4.E 5.G
1.B:承接 “人类仰望星空,想象太空”,引出 “所以人类坚持探索外太空”,开启下文探索太空的多重原因。
2.A:后句讲述卫星监测地球气候、自然灾害;A “卫星就是一个很好的例子”,代词 this 指代前一句借助天体研究地球。
3.D:前文 “航天技术会惠及日常生活”;D “航天技术产品被应用在医学和日常设备中”,举例进行说明。
4.E:前句提出地球资源有限;E“部分科学家希望在月球、火星找到有用资源”,对应寻找新资源这一理由。
5.G:结尾总述,太空探索是充满挑战的长期工程,引出后文依靠合作逐步实现梦想。
干扰项解析
C:太空研究不能带来任何有用东西;F:应当停止太空项目,与全文主旨相反,直接排除。
Passage 2
答案:1.E 2.B 3.D 4.F 5.A
1.E:承接 “太空生活听起来刺激,但和地球差异很大”;E “对于空间站宇航员来说并不全是玩乐”,总起引出各类困难。
2.B:后句 “东西会漂浮,睡觉要固定身体”;B “太空没有重力” 点明失重的根源。
3.D:前文讲吃饭不易;D “食物碎屑漂浮在空中会带来危险”,解释太空使用特殊包装食品的原因。
4.F:后句 “做科学实验、检修空间站设备”;F “他们要处理各式各样太空任务” 总述工作内容。
5.A:A “宇航员在太空不能睡普通床铺”,承接本段睡觉相关话题收尾。
干扰项解析
C:宇航员整日空闲玩游戏;G:太空生活和地球完全一样,违背短文信息,排除。
Passage 3
答案:1.B 2.E 3.A 4.D 5.G
1.B:总起,近些年中国航天取得大量突破性成果;引出天宫、祝融等下文实例。
2.E:it 指代天宫空间站;E “它是中国航天员在外太空的家”,对应后文长期驻留、开展科研。
3.A:后句 “在火星拍照收集信息”;A “祝融是我们的火星车” 匹配。
4.D:前文提到空间望远镜;D “巡天空间望远镜就是其中之一”。
5.G:结尾展望,我们期待更多太空新发现,呼应后文未来会执行更多任务。
干扰项解析
C:所有太空任务一天就可以完成;F:中国放弃未来太空计划,与原文事实相悖,排除。
Passage 4
答案:1.A 2.D 3.C 4.E 5.G
1.A:前句 “探访遥远星辰是人类古老梦想”;A “但实现这个梦想远非易事” 转折引出重重挑战。
2.D:前句讲距离是巨大难题;D“离地球最近恒星也有 4.2 光年”,用数据佐证距离遥远。
3.C:后句 “防护不足身体会受损”;C “在太空环境中人类身体会遭遇各类健康问题”。
4.E:前句 “长途旅行需要充足食物、水、能源”;E “这些基础物资是维持宇航员生命的必需品”。
5.G:结尾,即便困难重重,科学家依旧不会停止深空旅行研究,引出后文对未来的畅想。
干扰项解析
B:太空旅行对人体完全没有伤害;F:我们已经成功抵达其他恒星,表述错误,排除。
Passage 5
答案:1.A 2.B 3.D 4.E 5.F
1.A:承接 “很多青少年拥有太空梦想”;A“但是我们如何让太空梦想变为可能?” 开启下文实现梦想的方法。
2.B:前句 “成为宇航员要有强健身体”;B “所以你必须坚持锻炼保持健康” 因果顺承。
3.D:前句 “不是人人都能当上宇航员”;D “还有很多其他方式参与太空探索”,引出其他相关职业。
4.E:E “你可以在日常小事中为梦想做准备”,后句列举读科普书、关注航天任务,与之匹配。
5.F:结尾升华,微小的学习脚步会拉近我们和宏大梦想的距离,引出坚持学习终会实现梦想。
干扰项解析
C:当不上宇航员梦想就彻底结束;G:从事太空相关工作青少年不需要学物理,逻辑错误,排除。
学科网(北京)股份有限公司
$