Unit20Lesson3练习 北师大版高二英语选修七.docx

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1、Unit 20 Lesson 3I. 根据下列各句句意以及所给单词的首字母或汉语提示词，写出该单词的正确形式（每空一词）。1. A m_ is an instrument that can be used to observe small objects, even cells.2. I want to know whether you followed the emergency p_ when you heard the alarm.3. He told me he suffered from a disease that would affect different _ (器官) in

2、his body.4. Its hoped that the _ (望远镜) will enable scientists to see deeper into the universe thanever before.5. The successful businessman has _ (捐赠) millions of dollars to the institution whichfocuses on cancer treatment.6. Make sure that any ideas and development work about a possible future _ (

3、专 利 )application are kept secret.7. Nowadays, many women are faced with the d_ of choosing between work and familycommitments.II. 从 a-g 中选出与下列句子中画线单词意思相近的选项（每项限用一次）。a. dividedb. resultc. treatedd. straightforwarde. most importantf. exchanged lettersg. at the same time1. Many diseases that were likel

4、y to kill people in the past can be cured now thanks to medicaladvances. _2. People have seldom corresponded with each other since much handier social media likeWeChat are invented. _3. The reason why the company has achieved a premier position in the electronics field is that italways produces crea

5、tive products. _4. What you must recognise is that the answers given to the questions will affect the outcome ofthe research. _5. The money which will be spent developing new medicine for the virus has been split equallybetween two labs. _6. Though best known for the funny and outspoken roles that s

6、he plays on screen, offstage she isshy and rather serious. _7. He accepted money from investors and was meanwhile spending it updating their existingservices. _III. 根据括号内的汉语提示补全下列句子（每空一词）。1. Life is suddenly full of possibilities, _ _ _ ( 更 不 用 说 ) a fewunexpected surprises.2. Students are encourage

7、d to _ _ (参加) the competition where new inventionsshould be created with recycled materials.3. The game company has been _ _ _ _ (努力解决这个问题)of making sure the game can work smoothly without a Wi-Fi connection.4. Marie Curie, who won two Nobel Prizes, _ _ _ (致力于) scientificresearch during her lifetime

8、.5. The software company is _ _ (进行实验) a feature to help users choose amongmany applications with the same or similar functions.IV. 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。A company has announced the successful test drive of a flying car. The car, 1. _(name) SD-03, with a pilot on board, took off and circ

9、led the field for about four minutes.“We want to see a society where flying cars are a(n) 2. _ (convenience) means oftransportation people can use to experience a safe, secure, and comfortable new way of life,” CEOTomohiro Fukuzawa said in a(n) 3. _ (announce).The SD-03 is the smallest electric vert

10、ical (垂直的) takeoff and landing vehicle in the world,4. _ takes up the space of about two parked cars, according 5. _ the company. Ithas eight motors to ensure “safety in emergency situations”.“In 6. _ (design) an unexplored, new type of transportation known as the flying car,we chose the keyword pro

11、gressive for inspiration,” Design Director Takumi Yamamot said. “Wewanted this vehicle 7. _ (be) futuristic, attractive, and desirable for all future customers,while 8. _ (full) introducing the high technology of SkyDrive.”The company hopes to make the flying car a part of normal life. As 9. _ resul

12、t, moretest flights will 10. _ (conduct) in the future under different conditions to make sure thesafety and technology of the vehicle meet industry standards.答案I.1. microscope 2. procedure3. organs 4. telescope5. donated 6. patent7. dilemmaII.1. c 2. f3. e 4. b5. a 6. d7. gIII.1. not to mention 2. participate in3. wrestling with the problem 4. was dedicated to5. experimenting withIV.1. named 2. convenient3. announcement 4. which5. to 6. designing7. to be 8. fully9. a 10. be conducted