1、第 1 页 共 12 页Unit 3 Life in the future. 单项选择，从 A、B、C、D 四个选项中，选择最佳答案完成句子1. organizers repeatedly appealing to smokers to allow Expo to be smoke-free event, smokers are in no mood to cooperate.A. Despite; a B. In spite; a C. Although; a D. In spite of; / 2. He is going to the story where he left over y
2、esterday.A. take up B. take off C. take away D. take in 3. We simply cannot tolerate in exam.A. cheating B. to cheat C. having cheated D. cheated 4. The female bird the males bright colours.A. lacks in B. lacks of C. lacks D. is lacking 5. People are not allowed to read others letters without permis
3、sion.A. private B. public C. individual D. own 6. She caught his eye .A. in an instant B. for an instant C. in a minute D. in a moment 7. The twins were separated at birth and brought up in entirely different . A. atmosphere B. environment C. surrounding D. conditions 8. Those who to vote must come
4、to the meeting.A. demand B. request C. require D. desire 9. New technology is being almost every industrial process.A. applied for B. adjusted to C. applied to D. adjusted in 10. The parents saw off their son until the plane .A. in sight B. out of sight C. within sight D. lost sight 11. He thought h
5、e had looked at the problem from every .A. way B. means C. sides D. aspect 12. About 500 people have been temporarily housed in 103 tents in the campus of a middle school on a hill on the north side of Zhouqu.A. being situated B. situated C. situating D. to be situated 第 2 页 共 12 页13. The competitio
6、n, with the support of the World Wide Fund for Nature(WWF), will narrow down the list of finalists to 12 next month.A. running B. to run C. having running D. run 14. Among those by Foreign Policy and others as Gates potential successor are Secretary of State Hillary Rodham Clinton.A. named B. to be
7、named C. being named D. to name 15. In order not to be disturbed, I spent three hours in my study.A. locking B. locked C. being locked D. to lock . 根据所给句子完成画线部分1. As I was worried about the journey, I was unsettled for the first few days._, I was unsettled for the first few days.2. If he were given
8、enough time, he would have finished the test paper._, he would have finished the test paper.3. Because she is worried about the missing child, she finds it difficult to go to school these days._, she finds it difficult to go to school these days.4. I was taking up my prize which was won last year.I
9、was taking up my prize _.5. Tomorrow you will be ready for some of the visits which are organized by the company.Tomorrow you will be ready for some of the visits _. 根据汉语提示及重点词语将下列句子译成英语1. 复印这些文件用了一个早上的时间。(take up)_2. 他擅长于自己的工作，但有时似乎缺乏信心。(lack)_3. 简一进来就大哭起来。(the instant)_4. 咽下食物之前要好好咀嚼。(swallow )_5.
10、 他们泼水扑灭了大火。(by doing sth)第 3 页 共 12 页_. 完形填空Some people are calling it the greatest medical breakthrough so far this century. Surgeons in Spain have successfully carried out the worlds first organ transplant using new stem cell(干细胞) technology. But 1 are stem cells? Most cells in our bodies are desi
11、gned to 2 specific purposes for example, a liver cell develops to work in the liver and cannot become a heart cell. But stem cells are 3 . They are very young, and in the 4 scientists can grow them into different types of cell. Claudia Castillo needed a new windpipe(气管) after contracting tuberculosi
12、s. Scientists from the University of Bristol in the UK took a donor windpipe, or trachea, from someone who had 5 died. They used strong chemicals to remove the donors cells, leaving a tissue scaffold. This was repopulated(重新构成) with cells from Ms Castillos windpipe and nose, and stem cells from her
13、bone marrow. After four 6 the cells had grown sufficiently for the trachea to be transplanted into Ms Castillo. Currently, transplant patients have to take drugs for 7 of their lives to prevent their bodies rejecting the new 8 . These 9 can have bad side-effects, and do not always prevent rejection.
14、 But by using Ms Castillos own cells, 10 were able to trick her body into 11 the new trachea was her own organ. Five months on, Claudia Castillo is in 12 health. This ground-breaking procedure could be used in other transplant operations in the future. Scientists 13 believe stem cells might be used
15、to treat Parkinsons disease, Alzheimers disease, heart disease, stroke, arthritis, diabetes, burns and spinal cord damage. 14 , stem cell research is extremely controversial. The most effective stem cells do not come from adults but from embryos created in laboratories and which are just a few days
16、old. Many people have religious or ethical objections to growing embryos, 15 they can be used to cure diseases. 1. A. what B. who C. where D. why 第 4 页 共 12 页2. A. give B. offer C. take D. serve 3. A. similar B. different C. the same D. new 4. A. office B. laboratory C. hospital D. university 5. A.
17、already B. almost C. recently D. slowly 6. A. days B. hours C. months D. years 7. A. others B. the other C. the rest D. parts 8. A. cells B. parts C. life D. organs 9. A. medicine B. drugs C. operations D. bodies 10. A. scientists B. doctors C. professors D.transplant patients 11. A. knowing B. thin
18、king C. realizing D. doubting 12. A. poor B. bad C. perfect D. mental 13. A. also B. never C. still D. ever 14. A. Therefore B. Instead C. Besides D. However 15. A. because B. as C. even if D. if . 阅读理解，根据短文内容选择最佳答案AMany years ago, scientists discovered that amino acids, a foundational building bloc
19、k of life forms on earth, also exist in space. One of the primary sources of this knowledge lies in numerous tests run on meteorites(陨星) that have landed on earth. Small traces of amino acids have been found, again and again, from a countless number of meteorites. An American scientist and researche
20、r, Sandra Pizzarello, has recently discovered that the amino acids found on earth share the same simple structure as amino acids found in outer space. This discovery offers proof that extraterrestrial(来自地球外的) life could, quite realistically, resemble life on earth. Many years ago, Pizzarello and a c
21、olleague conducted research on amino acids extracted(提取) from a meteorite that landed in Australia in 1969. As they analyzed the material, they discovered a greater number of acids indicating a tendency towards “left-handedness” over “right-handedness”.Further evidence to support these findings came
22、 from the analysis of pristine meteorites 第 5 页 共 12 页found in Antarctica. The frozen conditions of Antarctica ensure that meteorites are preserved and remain unaffected by the earth. These buried meteorites are usually discovered due to constant motion of the ice, which eventually brings the object
23、s back to the surface.According to Pizzarello, this discovery is important because it shows that a key molecular (分子的)trait( 特征) that defines life here on earth appears to have had the same effect on the cosmic lineage(世系) of life in outer space. In other words, the fictional images of aliens from m
24、ovies and popular television shows such as Star Trek might be more realistic than we used to think.Is there life on other planets? Do aliens resemble human beings? Maybe one day, with continued scientific research and advancement in space travel and research, we will find out.1. What are amino acids
25、?A. A building material. B. A chemical. C. A life form. D. A building block of life forms.2. Which of the following is true according to the passage?A. Our knowledge of amino acids from outer space has been gained from the tests on meteorites that landed on earth.B. The meteorites found in Antarctic
26、a had reamained in good condition largely because no one lives there.C. The producers of movies about aliens must have done research on amino acids from meteorites.D. The author doesnt believe that aliens might exist in outer space. 3. What has Sandra Pizzarello discovered recently?A. Extraterrestri
27、al life must resemble life on earth.B. The amino acids found on earth share the same simple structure as amino acids found in outer space.C. A lot of acids indicate a tendency towards “right-handedness” over “left-handedness”.D. A key molecular trait has the same effect on the cosmic lineage of life
28、 in outer space. 4. What has made the discovery of the buried meteorites in Antarctica possible?A. Continued scientific research.第 6 页 共 12 页B. Advancement in space travel and research.C. The constant motion of the ice eventually brings the objects back to the surface.D. The discovery of amino acids
29、. 5. What is probably the best title for the passage?A. Amino Acids Offer Proof of Alien Life in Outer SpaceB. There Is Life in Other PlanetsC. Extraterrestrial Life Resembles Life on EarthD. Small Traces of Amino Acids Have Been Found BOn my planet, nobody needs to die. It was only ten years ago th
30、at scientists here on Xeron developed technology to bring the dead back to life. That does sound strange, doesnt it? But of course these dead “people” are not made of flesh and blood but celluloid(假象牙) and computer chips. The scientists found that because our population was declining people were bec
31、oming longly in their small settlements. So they set to work to solve the problem. After twenty years of dedication they succeeded. They discovered that “people” could be copied from old home movies. The “person” is combined with computer records about him or her to create a virtual “relative”. The
32、family can chat and live with him or her. Once a family takes up the offer of a constant companion, their upkeep is very cheap. He or she does not need food or clothes, is never ill and does not need haircuts or new shoes.This project has been such a success that the scientists are now working on wa
33、ys to bring back “people” who died long ago so that they can take on new roles. In 2030 they hope to be able to reproduce some of the great people of the 20th century: perhaps even Karl Marx, Albert Einstein, or Chairman Mao.So if you are lonely, find an old home movies and choose the relative you w
34、ould like to bring back to life. Then call Xeron 7257 and one of our representatives will call you back. Prices are very reasonable. Call today or write for our brochure for full details at Xeron People Regeneration Ltd, Bonjon 5675, Xeron. Please mark your envelope BROCHURE or quick reply! 6. How a
35、re these dead “people” different from us?A. They are made of flesh and blood. 第 7 页 共 12 页B. They are made of celluloid and computer chips.C. They are made of flesh and celluloid.D. They are made of blood and computer chips. 7. What is NOT true about the copied “people” ?A. Their upkeep is very expe
36、nsive. B. They dont need food or clothes.C. They are never sick. D. They dont need haircuts or new shoes. 8. What is the reason for scientists to bring great minds back to life?A. So that they can take now roles. B. Because scientists want to show off their talents.C. Because people need them. D. So
37、 that they can make the same contribution to society. 9. When you want a relative to be brought back to life, which of the following orders is right?a. call Xeron 7257 b. find an old home moviec. choose the relative youd like to bring back to lifed. one of the representatives calls you backe. a rela
38、tive is brought back to lifeA. a-b-c-d-e B. a-c-b-d-e C. b-c-a-d-e D. b-a-c-d-e 10. What do you think is the best title for the passage?A. Humans Can Live Long B. Life Can Be Extended Indefinitely on Xeron!C. A Great Discovery D. Great People Will Never Die . 书面表达假设你是小明，请根据你校美化校园的规划，用英语给你在美国的笔友 Pete
39、r 写一封短信，介绍该规划。短信的主要内容如下：美化校园、净化空气规划目的创造良好学习和生活环境种植花草树木建一个植物园，供参观、实践建一个小花园，供休息、读书建几座名人雕塑，激励师生规划内容(由学生自己决定)注意：1.短信的开头和结尾已为你写好，不计入总词数。第 8 页 共 12 页2词数：120 左右。3参考词汇：雕塑-statue (n.) 植物园-botanical garden (n.)Dear Peter,I would like to tell you that our school has worked out a new program._Welcome to our sch
40、ool if you have any chance.Yours,Xiao Ming第 9 页 共 12 页参考答案. 单项选择，从 A、B、C、D 四个选项中，选择最佳答案完成句子1. A 解析：despite 与 in spite of 是介词，although 是连词。名词 event(活动)是可数名词。前半句句义为“尽管组织者不断地呼吁烟民们让世博会成为一个无烟活动” ，故选 A。2. A 解析：take up 表示“继续；(把)接下去；进一步讨论” 。句义为“他打算从昨天停下来的地方接着讲这个故事” 。3. A 解析：tolerate 后跟动名词形式，故选 A。4. C 解析：及物动
41、词 lack 指“缺乏；缺少” ，它后面直接跟宾语；也可以用作不及物动词，用于 be lacking in sth 结构中。5. A 解析：private 强调“私人的” 。 其他选项的意思都与句义不符。6. B 解析： for an instant 表示“暂时；一时” 。句义为“她在一瞬间与他的目光相遇” 。 其他选项均表示“一会儿；立刻；马上” 。7. B 解析：A 选项指“气氛；氛围” ；B 选项则指对人的成长、情感、观念、伦理、道德、品行等产生影响的环境；C 选项表示 “环境”时常用复数形式，偏重于生活、居住的周围环境；D 选项侧重表示“条件 ”， 泛指改变、限制性因素，也指影响生活质
42、量的种种因素。8. D 解析：demand 表示“坚决要求” ，后面不能跟不定式结构；request 表示“请求” ，后面也不能跟不定式结构；require 表示“要求；需要” ；desire 表示“渴望；想要；希望” 。故选 D。9. C 解析：句义为“新技术应用到几乎所有工业流程中” 。apply to 表示“应用到” ；adjust to 指“调整；适应于” 。10. B 解析 ： out of sight 表 示 “(某 物 或 人 )看 不 见 了 ”； lose (ones) sight 表 示 “某 人 看不 见 某 物 (人 )”。 A、C 选项表示“进入视线；在视野里；看见”
43、 。11. D 解析：本题考查与介词 from 搭配的名词。A、B 选项不构成搭配，C 选项应该用单数形式。词组 from every aspect 表示“从各个方面” 。12. B 解析：及物动词 situate 表示“使位于；使处于” ，构成短语 (be) situated in/on，表示“位于；坐落在” 。本句中过去分词短语 situated on the north side of Zhouqu 作定语，修饰名词 a middle school。第 10 页 共 12 页13. D 解析：本题考查过去分词作状语，表示被动。选项中只有 D 选项表示被动，意思是“在世界自然基金会的支持下举办” 。14. A 解析：本题考查过去分词作定语，表示一个已经完成的被动动作。(be ) named by表示“由命名” 。15. B 解析：本题考查过去分词作状语，表示被动。句义为“为了不受干扰，我把自己锁在书房里三个小时” 。A 选项是干扰项，
