1、单元提升卷15 Unit 4 Space Exploration 单元基础知识巩固重点单词变形1intelligent adj.有智慧的；聪明的；有智力的 n智慧2determined adj.有决心的；意志坚定的 vt.查明；确定；决定 n决心；果断3disappointed adj.失望的；沮丧的 vt.使失望 adj.令人失望的 n失望；沮丧4desire n渴望；欲望 vt.渴望；期望 adj.渴望的，想要的5independent adj.独立的；自立的 adv.独立地；自立地 n独立；自立 vi.依靠6lack vt.缺乏；没有 n缺乏；短缺 adj.缺乏的；不足的7argue v
2、t.& vi.论证；争辩；争论 n争论；争吵；论点8analysis n(对事物的)分析；分析结果 v分析9regular adj.定期的；经常的；正常的 adv.有规律地；经常；定期地10limited adj.有限的 adj.无限的 vt.& n限制重点词组1carry on 2on board 3in the hope of doing sth. 4so as to (do sth.) 5figure out 6result in 7as a result 8provide for sb. 9in closing 10run out 一、用单词的适当形式完成句子1Though (lack
3、) cooking experience, the twins made up for it by turning to the Internet for some advice. 2When asked whether he was (determine)to be an astronaut, the boy just look at me with determination. 3Aid should be given to developing countries with no strings (attach).4Air pollution is a (globe) problem.
4、5I got this job through an employment (agent). 6She handled a difficult (argue) skilfully. 7After graduation he would like to live (independence). 8A (disappoint) look came into his face. 9A (limit)number of cars is available. 10Though very (intelligence), she is nevertheless rather modest. 11Please
5、 email us before the deadline with your photos in the (attach).12This is the first time she has experienced (disappointed).13The whole thing seems very (mystery).14I have the honour (make) a speech to welcome the exchange students from America.15To (strength) my body, I must join a fitness club and
6、work out regularly.16As we know, important social skills, which enable us (develop) lifelong friendships, are developed through direct contact with others. 17Knowledge is , but my memory me to remember only information.(limit) 18The only way (succeed) is to work harder and harder. 19Some are filling
7、 in forms for a well-paid job.(apply) 20The software enables you (access) the Internet in seconds. 21Thats why we were here - to (observation) Tibetan antelopes. 22Parents and children should communicate more (narrow) the gap between them so that they can understand each other better.23Seeing me，the
8、 confident girl gave me a (determination) look.24Gathering and (analyse) data is helpful because the result of the (analyse) can help solve the problem. 25My challenge is to help you resolve these (argue) as efficiently as possible. 26For nearly three hours we waited for the decision, only (tell) to
9、 return the next day.27Tom is always the last one (hand) in his homework. 28Successful education enables the young generations (behave) with integrity.29The disappearance of grey wolves resulted a chain reaction in the forest. 30The purity of the water is tested (regular). 二、根据汉语意思填写单词31The man saw
10、the farmer working in the field, and he (发信号) to him to turn left. 32Scientists have collected more (数据) than expected. 33We (回收) all our empty glass bottles. 34Its impossible to say who struck the (致命的) blow. 35There is a great shortage of (资源) materials in many hospitals. 36Something must have gon
11、e wrong with the (卫星) link. 37This (设施) is open to both new and existing borrowers. 38To (说明) my point, I would like to show you some figures. 39In our solar (系统) eight planets circle around the sun. 40All the people in the country have a right to (确定) their own future. （根据汉语提示拼写单词）41Youd better pra
12、ctice swimming in a (浅的) pool at the beginning. 42The researches develop the smart keyboard to (代替) the password system. 43They use their sense of hearing to (捕捉) their prey. （根据汉语提示单词拼写）44There is a set (程序) for applying for experiencing the new goods for free. 45Due to the desire for peace, both s
13、ides accepted the agreement without a (争辩).三、完成句子46他们就餐价的问题和老板发生了争论。They the boss the price of the meal.47她渴望被一所著名的大学录取。She that she into a famous university.48Tom 决心成为医生，最终梦想成真。Tom become a doctor, and his dream came true at last.49如果你想取得进步，弄清楚考试不及格的原因是很重要的.If you want to make progress, it is impor
14、tant the reason why you fail the exam.50你总是第一个来,最后一个离开.You are always come and the last to leave.高考能力提升四、阅读理解ATraveling to Mars is usually a lonely business with a single spacecraft taking off to the Red Planet. That appeared to be the case again on July 30, when NASAs Perseverance rover (火星车) roare
15、d at Cape Canaveral. But this time the ship will have plenty of company. On July 19, the United Arab Emirates joined the Mars game, launching Hope spacecraft to orbit Mars. Four days later, China launched its Tianwen-1 spacecraft. And a fourth mission, a joint Russian-European project, ExoMars, was
16、also planned for this summer.So why all the interest in Mars and why right now? The timing issue has everything to do with planetary mechanics (行星力学). As they fly their differing solar orbits Earth on the inner track, Mars on the outer the distance between the two worlds is forever changing. At thei
17、r greatest remove, when they are on opposite sides of the sun, they are up to 250 million miles apart.But once every two years, they line up on the same side of the sun, with just 35 million miles separating them. This summer just such an alignment (排成直线) is taking place, reducing planetary travel t
18、ime to seven- month. So that explains the when question.The why part is because of Mars potentially biological history. The surface of the planet is covered with dry riverbeds, ancient sea basins, and deep depressions that could only indicate long-vanished water.Previous rover analyses in similar lo
19、cations have discovered chemicals that form only in water, proving that Mars was once extremely wet. Now the mission is to look for fossilized organisms or signs of microbial life. Perseverance will collect Martian soil samples, awaiting another spacecraft that could leave Earth as early as 2026, co
20、llect the samples and fly them home for analysis.Finding life on Mars would be a highly significant discovery. The bragging (吹嘘) rights that go with being first to make the find is part of what makes the planet the hot new destination its become.51What does the underlined word “the case” in Paragrap
21、h 1 refer to?AThe Mars game.BTraveling to Mars alone.CHaving plenty of company.DA single spacecraft.52What can be learned about planetary mechanics?AEarth and Mars fly similar solar orbits.BEarth travels on the outer track and Mars the inner.CEvery three years Earth and Mars sit at the same side of
22、the sun.DThe distance between the two worlds varies constantly.53Previous rover analyses indicate that _.Athe surface of Mars is full of microbial lifeBPerseverance is going to finish its taskCthere may exist life on MarsDMartian soil samples are easy to get54What is the main idea of the passage?ATr
23、aveling to Mars is becoming hugely easy.BFinding life on Mars is around the corner.CMany nations are going to Mars this summer.DLiving on Mars appeals to peopleBThe earth has many mysteries for people to explore and we live on the earth for protection. Do you know that the earth has two North Poles?
24、 Theres the geographic North Pole, which never changes. And theres the magnetic (有磁性的) North Pole, which is always on the move. Over the past 150 years, the magnetic North Pole has casually wandered 685 miles across northern Canada. But right now its racing 25 miles a year to the northwest. This cou
25、ld be a sign that were about to experience something humans have never seen before: a magnetic polar flip (翻转). And when this happens, it could affect much more than just your compass.Right now on the surface of the planet, it looks like its just a bar magnet. Our compasses are just pointing to one
26、pole at a time because theres mainly a two-pole system. But sometimes, the earth doesnt just have a single magnetic North and South Pole. Evidence suggests that, for hundreds to thousands of years at a time, our planet has had four, six, and even eight poles. This is what has happened when the magne
27、tic poles flipped in the past. And when it happens again, it wont be good news for humans.Now you might think, eight poles must be better than two. But the reality is that multiple magnetic fields would fight each other. This could weaken the earths protective magnetic field by up to 90% during a po
28、lar flip.The earths magnetic field is what protects us from harmful space radiation which can damage cells and cause cancer. With a weaker field in place, some scientists think this could expose planes to higher levels of radiation, making flights less safe.This could also interrupt the internal sen
29、se of direction in many animals that use the magnetic field for navigation (导航). Even worse, it could make certain places on the planet too dangerous to live in. But what exactly will take place on the surface is less clear than what will undoubtedly happen in space.Satellites and space missions wil
30、l need extra shelter that well have to provide ourselves. Without it, intense universal and solar radiation will fry circuit boards and increase the risk of cancer in astronauts.55Which of the following can best describe the earths magnetic field?AThe focus of scientific research.BThe navigation of
31、satellites.CThe center of the universe.DThe protective umbrella of humans.56What will some animals be faced with when the magnetic poles flip?ALosing the ability to hunt for food.BBearing very loud noise day and night.CBeing unable to find directions exactly.DBeing unable to protect themselves from
32、danger.57What can we learn from the text?AAstronauts are more likely to suffer from cancer.BThe magnetic North Pole is moving faster than before.CFlights arent allowed to travel as usual when the magnetic poles flip.DThere are always more than two magnetic poles on the earth at a time.58What may be
33、the best title for the text?AWhat will happen when the poles flip?BThe ways that scientists research polesCHow and when will the poles flip?DThe reasons why scientists research poles六、用单词的适当形式完成短文阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。Sitting inside the Shenzhou XVI spacecraft, Gui Haichao, the first Chine
34、se civilian on a spaceflight, together with the other two astronauts, 59 ( launch) by a 20-story-tall Long March 2F carrier rocket, 60 took off at 9:31 am on May 30, 2023 at the Jiuquan Satellite Launch Center.Born in 1986, Guis 61 (enthusiastic) for science has been developing since childhood. He h
35、ad a set of encyclopedias (百科全书) from which he gained a lot of basic space knowledge. Years later, Gui Haichao attended Beihang University, 62 (major) in spacecraft design and engineering.Gui then pursued postdoctoral research overseas and published about 20 SCI academic papers in top international
36、journals. After returning to China, he received Beihangs invitation to teach 63 an associate professor.In the spring of 2018, Gui was told that Chinas manned space authorities had made a decision 64 (select) the third group of astronauts, including the first spaceflight engineers and science payload
37、s specialists. “I have been 65 fan of space exploration for many years and sometimes dreamed about doing my research in space. So excited was I on hearing this news 66 I signed up without much thought. Eventually I was 67 (successful) admitted following several demanding rounds of 68 (profession) tests,” he recalled.七、邀请信69假定你是李华，你校摄影俱乐部征集以“中国航天”为主题的短视频，你打算邀请你校的交换生Thomas一起制作，请给他写一份邮件，内容包括：1. 作品要求；2. 你对作品的设想。注意：1. 写作词数应为80左右；2. 参考词汇：中国航天 China AerospaceDear Thomas,_Yours, Li Hua
