Unit 6 作业(十七) Section Ⅱ Using language-【精讲精练】2024-2025学年高中英语选择性必修第四册知能达标训练（外研版2019）

6. D 根据下文中的“started getting straight A's in science” B--[语篇解读] 本文是一篇说明文,文章介绍了全球正 可知,一切都变了。故选D。 在兴起的自行车厨房热。自行车厨房的建立有助于骑行文 7. A 根据空后的“he was determined to be an astronaut"可 化的推广,从而让更多人爱上骑自行车。 知,Scott决心要成为一名宇航员,所以他应该是被书中的 5.A 细节理解题。根据第二段中的“Inbikekitchens. 内容鼓舞了。故选A。 tools. used parts and repair assistance are provided to theit 8.C 根据语境可知,对于多年来一直对学习不感兴趣的 communitymembers”可知,自行车厨房给他们的社区成员 Scott来说,学好科学不是一件容易的事。故选C。 提供工具、二手零件和维修援助。故选A。 9.B 根据下文中的“the better he got”可推断出Scott练习 6.A 推理判断题。根据第三段中的“For shortonmedium 学习技能越多,他就变得越好。故选B。 distances, bikes are one of the lowest-carbon ways to 10. D 根据上文中的“But he started thinking of it as a travel. Even more shockingly, using a bike instead of a car game”可知,Scott开始把学习当作一项比赛,再结合下文 for short trips would reduce a person's travel emissions by 中的“to see howgood he couldbe”可知,此处指这最终 75 percent”和最后一段中的“Either through the supply of 成为他与自己的一场竟赛,目的是看看自己可以变得多 tools. parts, fixing sessions or bikes for free. bike 好。故选D。 kitchens encourage a more sustainable way of traveling tha 11.C 参见上题解析。上文中的game也是提示。故选C。 makes cities friendlier, while strengthening community 12.B 根据上文内容可知,Scott曾经是个花大部分时间空想的 values”可判断,作者在文章中强调了骑自行车是一种非常 人,之后他做出了改变。故former符合语境,故选B。 低碳、可持续的出行方式。故选A。 13.A 根据上文中的“which meant doing well in science 7.C 推理判断题。根据最后一段最后一句“Either through classes”可知,科学成绩好是成为一名宇航员的必要条 the supply of tools, parts, fixing sessions or bikes for 件。故选A。 free, bike kitchens encourage a more sustainable way of 14. B 根据上文中的“So we need to stop furthering the traveling that makes cities friendlier, while strengthening statement that science is just too hard”可知,此处指你应 communityvalues”可推断,作者对自行车厨房持积极的态 该忽略那些评论,故选B。 度。故选C. 15.D Scott从对科学不感兴趣到成为科学学科的优等生的经 8.B 主旨大意题。本文主要讲的是自行车厨房的益处有很 历说明了每个人必须愿意作出努力才能取得成功。故选D。 多,但最关键的一点是可以推广骑行文化,从而让更多人 作业(十七) Section II Using language 爱上骑自行车,B项“自行车厨房正在帮助推广自行车文 [层级1 基础知识自测 化”最能概括文章大意:故选B。 I. 1. might.may 2. should 3. need 4. can.'could 5. can IlI. 语篇解读 本文是一篇说明文,文章主要介绍了决定 could 6. shall 7. must 8. would 9. may'might 字航员在太空中吃什么以及怎样吃需要考虑的几个因素。 10. could 1.G 根据本段第一句“First,andpossiblythemos 1 2. can't arrive home 3. must II. 1. should have cleaned important one,isnutrition.”可知,本段主要说明了营养 have arrived 4. may/might rain 5. have to attend an 是科学家在规划宇航员用餐时需要重点考虑的因素;下文 介绍垃圾食品不利于宇航员的身体健康;G项(保持宇航 important class meeting III. 1. needn't 2. can 3. might 4. should not allow 员的身体健康是任何太空任务的首要工作)与本段主旨一 5. must 6. shall 7. shall 8. should 致,且与后文形成对比关系,其中的health与后文的 [层级2 素养能力提升] unhealthy相对应,符合语境。故选G。 I.A--[语篇解读] 本文是一篇说明文。文章介绍了天 2.A 设空句为本段主旨句,后文“Ifthe foodthat hasbeen 文学家通过望远镜发现了木星的大红斑,还发现大红斑正变 provided is distasteful, then the astronauts may avoid catingit.”说明了食物味道的重要性;A项(味道也很重 得越来越小,越来越圈。 1.A 细节理解题。根据文章标题、第一段中的“Thestorm 要)中的Taste与后文的distasteful相呼应,符合语境。故 is shrinking.”以及第二段中的“The spot,once estimated 选A。 3.F本段主旨句“The lack of gravity(pull)in a spacecraft to be 25,5o0 miles across. was just 10, 25o miles wide also determines what foods can or cannot be eaten in when the Hubble Space Telescope last observed it. 'It's at the smallest size that we've ever seen,'says Dr Amy space.”说明了失重也是宇航员饮食中需要考虑的因素之 一;后文“A loose knife bouncing around inside the cabin Simon”可知,大红斑(theGreat RedSpot)正变得越来越 小;根据第二段最后一句“It's also changing shape,looking wouldbedangerous,”说明了刀在太空舱内到处弹跳是危 more like a circle than its usual oval.”可知,大红斑变得越 险的;F项(同样的原因,在宇宙飞船上从不使用锋利的刀 叉)中的knives与后文的knife相呼应,the same reason就 来越圆。故选A。 2.C 细节理解题。根据第三段中的“It'smademostlyof 是指开头的The lack ofgravity(pull),故F项符合语境。 hydrogen and helium (条.). But most of hydrogen and 4. B 后文“The weight of every object included in a helium on Jupiter is not in the form of gas. Instead. spacecraft must be calculated in order to ensure that there Jupiter's great gravity squeezes the hydrogen and helium. is enough fuel and power to carry the craft safely into turning most of these elements into liquid."可知,木星主 spaceandbackhomeagain.”说明了重量也是宇航员饮食 要由氢和氢组成,但它们大部分不是以气体的形式存在, 中要考虑的因素;B项(最后,重量是一个重要的问题)与 木星的巨大引力挤压了氢和氛,将它们中的大多数变成了 后文的weight相呼应,且Finally与前文也形成了递进关 系,符合语境。故选B。 液体;再根据第三段倒数第三句“Onlytheouterpartof Jupiterisgas.”可知,木星外层部分是气体。由此可知木 5.C 前文提到提供食物时需要考虑重量,再根据后文可知 星上有液体和气体,故选C。 大多数食物都储存在塑料袋里,而且这些食物经常是脱水 的;C项(食品包装要尽可能的轻)中的packaging与后文 3.C 词义猜测题。最后画线词所在段中的“Mysteries 的stored相呼应,light与本段的中心词weight相呼应,符 abound about the spot, such as what powers it and why it 合语境。故选C。 is so red. Now another one arises.”可知, such as 后的 “what powers it and why it is so red"和"another one”指的 II.[语篇解读] 本文是一篇说明文,介绍了不同国家探索 火星的方法,重点介绍了中国的天问一号火星探洲器。 都是这团(Mysteries),结合语境推测此处想表达这些迷团 有很多,现在又出现了一个。由此可推知“Mysteries 1. disappeared 考查时态。此处是在说由于有害的辐射,大 aboundabout the spot”表示“关于大红斑的谜团有很多” 部分液态水消失了。根据句中的时间状语About4billion 结合选项可知C项符合语境,故选C。abound意为“大量 yearsago可知,此处是描述过去发生的事情,需要用一般 存在,有许多”。 过去时,故填disappeared。 2.it 考查代词。句意:但是有些液态水可能仍然在地下 4.D 推理判断题。根据文章最后的“'Could itdisappear?' asks Dr Simon.'Would I bet money on it one way or the 根据句意可知,设空处指代前文的liquidwater,water是不 可数名词,需要用代词it来指代。 other?Probablynot.”尤其是其中的“Probablynot.”可 3.for 考查介词。句意:中国的天问一号任务将通过固定在 知,西蒙博士对大红斑是否会消失这件事不敢打睹(bet), 也就是他并不确定。故选D(怀疑的)。 火星车上的雷达来寻找现存的水。searchfor表示“寻 找”,是固定搭配,故填for。 4.using 考查现在分词。此处是说欧洲航天局的航天器利 :6.A 推理判断题。根据第二段内容尤其是前两句可知,近 用来自太空的雷达发现了地表水(存在)的证据。分析句 地轨道溯临过度拥堵的情况,使这一问题变得越发严重的 子结构可知,设空处所在句是并列复合句,句中的but连 原因之一是“巨型星座”卫星的增加需要成千上万的航空 接两个并列分句。but前的分句中已有谓语found,设空处 器。由此可推知,作者在第二段提到“巨型星座”是想解释 应用非谓语动词作状语;use与其逻辑主语TheEuropean 太空拥堵的原因。故选A。 SpaceAgency'sspacecraft之间是主动关系,需要用现在分 7.B 推理判断题。根据倒数第二段第一句中的“Finding 词形式,故填using。 ways to remove at least some of all that space rubbish 5. valuable 考查形容词。句意:天问一号还将为中国提供 shouldbeatopglobal priority”以及最后一段中的“There 宝贵的火星经验,并为计划于21世纪20年代末进行的样 is now agreement within the community that the debris 本返回任务奠定基础。此处需要用形容词作定语,修饰名 environment has reached a 'tipping point' where debris 词experience,表示“宝贵的”,故填valuable。 would continue to increase even if all launches were 6.the 考查冠词。此处表特指,指21世纪20年代末,应用 stopped"和"There are collisions taking place all the time- 定冠词the。the endof...表示“.....的末尾”,故填the。 less noticeable and not in large numbers”可知,Kessler 认 7.made 考查过去分词。此处是说尽管在航天器上放置科 为找到清除其中至少一些太空垃圾的方法应该是全球的 学仪器方面已经取得了令人印象深刻的进步,但只有地球 一项首要任务,太空碎片会继续增加,太空垃圾的碰撞一 上的技术才能准确测试样本,才能核实样本中是否存在生 直在发生。由此可推知,Kessler对碎片环境持担忧的态 命。分析句子结构可知,设空处所在句是主从复合句,句 度。故选B。 子主千是“only the technology on Earth is to verify the 8.D 主旨大意题。通读全文可知,本文主要介绍了发射进 presence or absence of life in a sample","Despite the 入太空的飞行器使近地轨道变得越来越拥挤,而由此产生 impressive...onspacecraft”为介词短语作状语,“ 的大量太空垃圾引起了研究人员的担忧。D项(太空垃圾 can test samples accurately”为非限制性定语从句;主句中 引起了担忧)是最适合本文的标题。故选D。 己有谓语is,故此处应用非谓语动词形式;make与其逻辑 II. [语篇解读] 本文是一篇记叙文,主要讲述了Alena 主语advances之间为被动关系,此处应用过去分词作后置 Analeigh立志成为美国国家航空航天局的工程师,并创建网 定语,修饰名词advances,故填made。 8.which考查定语从句。“ 站鼓励其他女孩追逐梦想的故事。 can test samples 1. D 根据下文中的“one brilliant girl's resolve to chase her accurately”为设空处引导的非限制性定语从句,修饰先行 dream”可知,疫情期间,教育的形势发生了极大的变化,但 词the technologyonEarth,关系词在从句中作主语,指 这并不会削弱一个聪明女孩追求梦想的决心。weaken“减 物,故填which。 弱,削弱”,故选D。 9. successfully 考查副词。设空处修饰landed,应用副词作 2. B 根据上文中的“While most teens were tackling the challenges 状语;此处表示“成功登陆火星”,设空处意为“成功地”,故 填successfully。 of middle school”及下文中的“her high school diploma”可知,此处 指Alena12岁便已获得高中文凭。故选B。 10.opportunities 考查名词的数。此处表示更多的国家探 3.C 根据上文中的“After long-termlearning”和下文中的 索火星意味着更多的全球合作机会。根据前文的More “to attendArizona StateUniversity”可知,经过长期的学 countries和空前的more可知此处应用名词复数,和前文 的countries对应,故填opportunities。 习,Alena准备好进入亚利桑那州立大学。故选C。 4. C 根据下文中的“her dream of working at NASA”可知, 作业(十八) Section II Developing ideas & Alena将在大学修读双学位,以实现她去美国国家航空航 Presenting ideas 天局工作的梦想,故选C。realizeone'sdream“实现某人的 [层级1 基础知识自测] 梦想”。 I. 1. fetch 2. self-discipline 3. straightforward 5. C 根据下文中的“her extraordinary skills to build 4. invisible 5. sneezing 6. naked 7. telescope 8. muscles spacecraft after graduation”可知,Alena希望在毕业后运 II. 1. in 2. to be 3. sneezing 4. invisible 5. for 用她卓越的技能建造宇宙飞船。故选C。 6. looking 7. engagement 8. composed 9. out 6.B 根据下文中的“she wanted tobe an astronomer,but 10. to fetch then she decided to switch over to engineering"可知,她起 III. 1. So careless is Jack that 2. The harder the more 初想当天文学家,但后来决定转向工程设计。故选B。 progress 3. is believed to be 7. A 联系语境可知,Alena想要在美国国家航空航天局工 IV. 1. has been 2. what 3. to investigate 4. it 5. larger 作的志向始于她早期对乐高的热爱。此处对应上文中的 6. was launched 7. in 8. Currently 9. completed “love of building things”. a passion for...“对.....的热 10. existence 爱”。故选A。 [层级2 素养能力提升] 8.C 结合上文中的Lego和下文中的“of everything from I.A[语篇解读] 本文是一篇说明文。美国航天局选 the TajMahal toa NASArocket”可知,她搭建了很多模 出了8个大学的团队,提供资金和奖励,辅助美国航天局进 型。故选C. 行对月球暗面的探索。 9. A 根据下文中的“it would be easy for her to put them 1.D 细节理解题。根据第一段的最后一句可知,人类对月 together”可知,此处表示她很会拼乐高。skilled“有技能 的,熟练的”,故选A。 球的探索还没有停止,有了科学技术,我们可以更深入地 对月球进行研究。故选D。 10. D 根据下文中的“her Lego pieces, it would be easy for 2.A 细节理解题。根据第二段第一句可知,这八支队伍是 her to put themtogether”可知,如果你把她的乐高积木块 经过了一系列竞争性大的竞赛从而脱颖而出并进行后续 弄乱了,她可以很容易就把它们拼合到一起。messu叩“弄 研究的。故选A。 乱”,故选D. 3.D 细节理解题。根据第四段第一句可知,这些队伍的其 11.A 结合语境可知,这位天才在生活的其他方面也有非 中一个研发方向就是寻找收集月球数据的方法。故选D。 凡的成就。故选A。 4.C 推理判断题。根据最后一段中ChadRowe所说的 12. C 根据下文中的“of opportunities in the STEM "These students are part of the Artemis generation... that (science, technology, engineering, and mathematics) will prepare them for aerospace careers after graduation.' fields forwomen”以及她创建的网站主要是针对女孩的 可推断,这个项目可以为学生们积累以后的职业生涯所需 可知,此处指她看到女性在STEM(科学、技术、工程和数 要的经验。故选C。 学)领域的机会不平等。故选C。inequality“不平等”。 B[语篇解读] 本文是一篇说明文。文章主要介绍了大 13.B 联系语境可知,为了鼓励其他有类似兴趣的女孩关注 量发射进入太空的飞行器使近地轨道变得越来越拥挤,而由 STEM领域,Alena创建了一个网站。故选B。 此产生的大空垃圾会造成碰撞,这引起了研究人员的担忧。 14. A 根据 下文中的“interests to focus on the STEM 5.B 细节理解题。根据第一段最后一句中的“thegeneral fields”可知,创建网站是为了鼓励其他有类似兴趣的女 attitude has been permissive: in orbit, it seems, there is always 孩去关注STEM领域。故选A。 roomforonemore”可知,人们善遍持一种宽容的态度,认为轨 15.D 结合语境可知,此处指不要让人们既定的观念阻碍她 道似乎总有足够的空间来容纳更多的物体。故选B。 们定义自己的命运。故选D。作业（十七） Section II Using language 层级①基础知识自测 friendly to me.Ellen is a fantastic dancer.I wish I danced as well as her.No one 2. be I,用适当的情态动词填空 1.He be in his office now,but I'm not compared with Ellen in dancing.Jack is a great sure. talker.It's high time that he did something instead 2.It was an easy test and he have of just talking.I got close enough to hear them passed,but he didn't. speaking Chinese,and I said“Ni Hao”just as I 3.You not have sent for a doctor because 3. do in China.Teachers recommend I feel quite all right now. parents 4. (allow)their children under 4.The train is to start soon and Mike hasn't:12 to ride bicycles to school for safety.Students arrived.What have happened to him? 5. obey school rules.One of our rules is 5.-It is very hot here in summer. that every student 6. wear the school 一Yes,the temperature be above 40 uniform while at school. degrees centigrade in July. : It is required by the rules that students 7. 6.-Has the book I want arrived yet?I'll have to get grades not lower than 85 in any subject in use it next week.The exam is coming. -Don't worry.You have it by this order to get the scholarship.It is beyond my Friday. understanding that many adults 8. be so 7.-I'm afraid I have to leave now,for you see,he crazy about Harry Potter series like me. is waiting for me. 层级②素养能力提升 -Well,if you ，at least wait till the heavy rain stops. I.阅读理解 8.When he was there,he go to that 1 coffee shop at the corner after work every day. The Shrinking Storm on Jupiter(木星) 9.She didn't get there in time.She have It's snowing,but the clouds are red.The wind missed the bus. ! howls at 400 miles an hour,faster than a 10.You have got better grades in the last hurricane.And it's colder than the North Pole. examination,but you were so careless. Ⅱ.语法与写作 Named the Great Red Spot,this storm is on 1.我们昨晚本应该打扫屋子的，但我们却去听音乐 Jupiter,the largest planet that goes around the 会了。 Sun.The storm is shrinking.No one knows why- We the house last night, or what it will do next. but we went to the concert instead. Astronomers discovered the Great Red Spot 2.如果弗雷德5点钟才走的话，他现在一定还没：by looking at Jupiter through telescopes.The spot, 到家。 ! once estimated to be 25,500 miles across,was just If Fred didn't leave till five o'clock,he 10,250 miles wide when the Hubble Space now. : Telescope last observed it."It's at the smallest size 3.他们今天早上很早就出发了，现在肯定已经到了。 that we've ever seen,"says Dr Amy Simon,an They started early this morning;they astronomer who studies the storm.It's also by now. 4.今天下午可能会下雨。你最好带上雨衣。 changing shape,looking more like a circle than its usual oval. It this afternoon.You'd better take a raincoat with you. Jupiter differs greatly from Earth.It's made 5.今天下午我必须参加一个重要的班会。 mostly of hydrogen and helium ()But most of this afternoon. hydrogen and helium on Jupiter is not in the form Ⅲ.用语篇练语法（用适当的情态动词） of gas.Instead,Jupiter's great gravity squeezes the 11. have worried before I came to hydrogen and helium,turning most of these the new school,for my classmates here are very elements into liquid.Only the outer part of Jupiter 49 ○英语·选择性必修第四册（配WY版） is gas.And that's where the Great Red Spot is.No spaces for social exchange.Better infrastructure one knows why the Great Red Spot is red. also plays a key role in ensuring the safety and Like Jupiter's air,the spot is made mostly of comfort of cyclists in areas such as the hydrogen and helium gases.But they have no development of bike lanes and bike parking.But color.So something else must color the spot red. that alone is not enough.Building a cycling culture Mysteries abound about the spot,such as that is socially accepted by most means having vast what powers it and why it is so red.Now another numbers of people developing skills such as riding one arises.The Great Red Spot has lasted longer and bike maintenance. than any storm on Earth.On Earth,hurricanes Cycling has various benefits,like promoting weaken when they move from sea to land,and physical and mental health.More importantly,the when they move north or south.Neither of these infrastructure needed for bikes doesn't require a things happens on Jupiter.Yet the storm is huge budget.Besides,bicycles are the most shrinking."Could it disappear?"asks Dr Simon. practical and sustainable means of travel for a "Would I bet money on it one way or the other? short-or medium-distance commute,and also for Probably not..” recreation and sport.For individuals in many 1.What do we learn about the Great Red Spot? developed countries,transport can be the largest A.It is getting smaller and rounder. part of their carbon footprint.Transport accounts B.It is getting colder and faster. for about one fifth of global carbon dioxide(CO2) C.It is getting higher and redder. emissions.For short or medium distances,bikes D.It is getting redder and lighter. are one of the lowest-carbon ways to travel.Even 2.What can we learn about Jupiter from this more shockingly,using a bike instead of a car for article? short trips would reduce a person's travel A.It is bigger than the Sun. emissions by 75 percent. B.It has slight gravity. Bike kitchens in particular extend the lifespan C.It contains liquid and gas. of bikes and their parts.They help build a D.It usually looks red. community economy that prevents waste 3.What does the underlined word "abound"in the generation since most parts are secondhand,fixed, last paragraph mean? or reused.Either through the supply of tools, A.Get solved finally. parts,fixing sessions or bikes for free,bike B.Go missing abruptly. kitchens encourage a more sustainable way of C.Exist numerously. traveling that makes cities friendlier,while D.Decrease gradually. strengthening community values. 4.What is Dr Simon's attitude towards the disappearance 5.Which of the following can be done in bike of the Great Red Spot? kitchens? A.Hopeful. B.Confident. A.Repairing bikes. C.Worried. D.Doubtful. B.Developing riding skills. C.Purchasing the new parts. (2024·德州期末)Cycling is considered one of D.Teaching others to ride bikes. the most efficient ways to travel due to its small 6.What does the author want to stress in the text? carbon footprint.Many people are happy to ride a A.Cycling is a sustainable way to travel. bike in their everyday life.However,better B.Transport is still a challenging problem. infrastructure(基础设施)and a cultural shift are C.Everyone should have an eco-friendly trip. needed to ensure that more people will ride a bike. D.Bikes are also suitable for a long-distance Bike kitchens are part of a worldwide movement travel. that can help with such a challenge. ! 7.What is the author's attitude towards bike In bike kitchens,tools,used parts and repair kitchens according to the text? assistance are provided to their community A.Critical. B.Doubtful. members.Many even donate bikes and have become C.Positive. D.Grateful. 50 8.What is the main idea of the text? A.Taste is also important. A.Bike kitchens reduce people's travel B.Finally,weight is an important concern. influences. : C.Food packaging is made to be as light as B.Bike kitchens are helping boost cycling possible. culture. D.Believe it or not,they also have fresh fruits and C.Bike kitchens are gaining popularity in the vegetables. world. E.Nutrition and practicality (are important D.Bike kitchens make cycling accessible to things to consider. everyone. F.For the same reason sharp knives and forks are Ⅱ.七选五 never used on board. (2024·黑龙江省实验中学高二月考) G.Keeping astronauts'physical health is a top task How Is Eating in Space Different for any space mission. From Eating on Earth? Ⅲ.语法填空 If you send astronauts into space,you have to send along food as well.But what do astronauts Water doesn't currently exist on Mars' eat,and how do they eat it?Scientists take several surface,but it used to.About 4 billion years ago, factors into consideration as they plan meals for something happened to Mars'atmosphere,and space. most of the liquid water 1. (disappear)due First,and possibly the most important one,is to harmful radiation.But some of 2. may nutrition.1 Providing junk food to eat,such as still be underground.Could those ancient water potato chips,sodas,and pizza,would make the holes contain life? astronauts unhealthy. China's Tianwen 1 mission will search 2 If the food that has been provided is 3. the existing water by radar fixed on the distasteful,then the astronauts may avoid eating Mars rover(火星车).The European Space it.If you've ever tried to concentrate on something Agency's spacecraft found evidence for subsurface important while your stomach doesn't feel well, water,4.(use)radar from space,but this you'll know why the scientists in charge of a space is the first time a Mars rover has searched from the mission task )want their astronauts to eat ground. regularly. Tianwen 1 will also give China 5. The lack of gravity (pull)in a spacecraft also (value)Mars experience and lay the foundation for determines what foods can or cannot be eaten in a sample return mission planned for 6.end space.Meals must be packaged carefully so they of the 2020s.Getting Martian samples back to the won't spill into the cabin (one of the areas inside a Earth is a top priority for the scientific spacecraft).Water or tiny bits of food could get community.Despite the impressive advances inside a machine or electronic device and damage (make)in placing science instruments on it.3 A loose knife bouncing around inside the cabin would be dangerous. spacecraft,only the technology on Earth, 8. 4 The weight of every object included in a can test samples accurately,is to verify spacecraft must be calculated in order to ensure the presence or absence of life in a sample. that there is enough fuel and power to carry the On April 7,2001,the United States launched craft safely into space and back home again.5 the "Odyssey"Mars probe,which landed on Mars Most foods are stored in plastic bags,and often,the 9. (successful).“Odyssey”is still orbiting foods are dehydrated(使脱水).When an astronaut Mars,testing the planet's geology and climate and is ready to eat,hot water is added to the meal and looking for signs of life and water.More countries warn it up. exploring Mars means more 10. Despite all these requirements,much of the opportunity for global cooperation.Space food eaten in space is actually similar to what you exploration brings out the best in us all.When might eat on any given day. more nations work together,every one wins. 51