2020学年高中英语Unit20NewFrontiersSectionⅢLesson3ScientificBreakthroughs练习(含解析)北

1、Section m Lesson 3 Scientific Breakthroughs一、单词拼写I.What we could do is to d some money to them.答案：donatehope to go to the medical school.In the m,I am going to study chemistry.答案：meanwhile.His teacher c him of his bad habits.答案：cured.She was in a d whether to stay at school or get a job.答案：dilemma.W

2、hat s thep for opening a savings account?答案：procedure.His o remarks made boss angry.答案：outspoken.He likes looking at the stars through a t.答案：telescope.He got a p for this invention.答案：patent.These cracks can be seen under a答案：microscope.The patient Smmune system would reject the transplanted（器官）.答案

3、：organ.We share a house and （分开）all the bills.答案：split.He is studying in an America s （最重要的）medical school.答案：premier.Early morning （薄雾）will soon clear.答案：mist.（结果）is important,but process is more important.答案：Outcome.He is an officer in the （海军）.答案：navy.The police officer （摔跤）him to the ground.答案：w

4、restled二、用方框内所给单词或短语的正确形式完成句子premieroutspokenpatentmeanwhile donate curerange outcome correspond procedure take overgive（）awayinadvancefigure outgo out1.Public interest centers on thes election.of next week答案：outcomeHis words made him an easy target for the opposite.答案：outspokenLast year he $1,000 t

5、o cancer research.答案：donatedwent to college. ,all my friends got well-paid jobs.答案：Meanwhile.He is applying for a for his new invention.答案：patent.World peace is of importance to the whole world.答案：premier.What is the for applying for a patent?答案：proceduream with an American schoolboy.答案：correspondin

6、g.A certain for this disease hasn t been found yet.答案：cure.The temperature between 30 and 40 degrees centigrade.答案：ranges.There was a rebellion in that country.The rebels soon the capital city.答案：took overIt is hard to get a plane ticket at this time,so you d better book one .答案：in advanceThis news

7、is only between us two,so you shouldn it .答案：give;awayThe electricity suddenly last night and children burst out screaming.答案：went outShe spoke so fast that I really couldnt what shesaid at the meeting.答案：figure out三、单句语法填空f you had to choose the single most important discovery of the 20th century,y

8、ou (have) a real dilemma on your hands.答案：would have.Medical advances ranged discovering the causes of diseased under microscopes surgical procedures (replace) diseased organs donated ones.答案:from;to;replacing;with.Communications changed with the introduction of mobile phones and theway we correspon

9、d went writing letters emailing. 答案：from;to.The atom was (previous) thought to be the smallest particle of matter in the universe.答案：previously5.In the summer of 1905,this outspoken young man (rock) his one-year-old baby when he was suddenly inspired.答案：was rocking.Einstein had already become world-

10、famous a young ex-lawyer, (return) from the First World War,started work in California.答案： when;returning.(use)the most high-powered telescope of the time,he began the long,slow process of (explore) the galaxy.答案：Using;exploring8.He double-checkedand saw a blue mould in the dish around the bacteria

11、had been destroyed.答案：which9.It used so much energy when it was turned ,the lights in the local town went out!答案：that;on10.There is no doubt about it.Without the breakthroughs of these pioneersin science and technology, lucky or planned,the world as we know it today （be） a completely different place

12、.答案： whether;would have been四、阅读理解C）导学号 39504026A world-famous Canadian author,Margaret Atwood,has created the world s first long-distance signing device（ 装置）,the LongPen.After many tiring book-signing tours from city to city,Atwood thoughtthere must be a better way to do them.She hired some technic

13、al experts andstarted her own company in 2020.Together they designed the LongPen.Here how it works:The author writes a personal message and signature on a computer tablet（ 手写板）using a special pen.On the receiving end,in another city,a robotic arm fitted with a regular pen signs thebook.The author an

14、d fan can talk with each other via webcams（ 网络摄像 机）and computer screens.Work on the LongPen began in Atwood s basement（ 地 下 室 ）.At first,they had no idea it would be as hard as it turned out to be.The device went throughseveral versions,including one that actually had smokecoming out of it.The inven

15、ting finally completed,test runs were made in Ottawa,and the LongPen was officially launched at the 2020 London Book Fair.From here,Atwood conducted two transatlantic book signings of her latest book for fans in Toronto and New York City.The LongPen produces a unique signature each time because it c

16、opies the movement of the author in real time.It has several other potential applications.It could increase credit card security and allow people to signcontracts from another province.The video exchange between signer and receiver can be recorded on DVD for proof when legal documents are used.It s

17、really fun,” said the owner of a bookstore,who was present forone of the test runs.Obviously you cant shakethheaanudtshowri,tbhutthere are chances for a connection that you don t get from a regular booksigning. ”The response to the invention hasn tbeen all favorable.Atwood has received criticism fro

18、m authors who think she s trying to end booktours.But she said,wil“l beItpossible to go to places that you never gotsent to before because the publishers couldn t afford it. ”.Why did Atwood decide to invent the LongPen?A.To set up her own company.B.To win herself greater popularity.C.To write her b

19、ooks in a new way.D.To make book signings less tiring.答案： D解析：细节理解题。从第二段第一句“ Aftermanytiringbook -signingtoursfromcitytocity. ”可知她发明这种笔的主要原因是想使签名变得轻松。.How does the LongPen work?A.It copies the author s signature and prints it on a book.B.It signs a book while receivi ng the author s signature.C.The

20、webcam sends the author s signature to another city.D.The fan uses it to copy the author s signature himself.答案： B解析：细节理解题。从第二段的“ Theauthorwritesapersonalmessageandsignatureonacomputertabletusingaspecialpen.Onthereceivingend,inanothercity,aroboticarmfittedwitharegula rpensignsthebook. ”可知选 B 项。.What

21、 do we know about the invention of the LongPen?A.It has been completed but not put into use.B.The basement caught fire by accident.C.Some versions failed before its test run.D.The designers were well-prepared for the difficulty.答案：C解析：推理判断题。从第三段第二句和第三句可知D 项错误而 C 项正确。从第三段的“ theLongPenwasofficiallylau

22、nchedatthe 2020 LondonBookFair ”可知 A 项错误 ;B 项信息未提及。.How could the LongPen be used in the future?A.To draft legal documents.B.To improve credit card security.C.To keep a record of the author s ideas.D.To allow author and fan to exchange videos.答案：B解析：推理判断题。从第四段第三句可知它会提高信用卡安全。故选B 项。.What could be inferred from Paragraphs 5 and 6?A.Atwood doesnt mean to end book tours.B