Section B 2a-Self Check课后跟踪练习及参考答案.docx

Unit 6 When was it invented?Section B 2a-Self Check 课后跟踪练习口写出以下动词的过去式和过去分词。1. let-11. give-2. sing-12. smell-一3. buy-13. hear-4. hide-14. mistake-5. stand-15. ride-6. deal-16. beat-7. tell-17. wake-8. hang-18. grow-一9. cost-19. send-一10. fight-二20. begin-口用所给词的适当形式填空。1. The country began rapidly after the wars.(divide)2.1 always go shopping with a shopping.(basket)3. Both Yang Liwei and Zhai Zhigang are regarded as our national by Chinese. (hero)He wanted to become a football player in the future when he was very young,(profession)That tall man is one of the most famous football players and many peopleknow him in the world.(Canada)Jimmy has grown up. He is as tall as his father, (near)4. Huawei and Lenovo are both our brands, (nation)The house was broken into last night and nothing now. (remain)5. You can't mention about this accident in your letter, (something)It's my to help you to solve the problems, (please)6. Journey to the West was into manylanguages.(translate)He is a great musician and good at playing different kinds of instruments.(music)7. Listen! Somebody at the door, (knock)The meat terrible because it has gone bed. (smell)8. Not only his friends but also he reading science fiction, .(like) .把以下句中的汉语局部译成英语。1. Because of the illness, he can't take part in any more.(奥林匹克运动会)like watching films, we usually watch a movie on Friday evening.(不但我而且我的父母）The woman three pieces and gave them to her children to eat.把这块蛋糕分成The boy Roger Federer because of his achievements in tennis.（钦佩； 仰慕）3. The salesman introduced the product to the customers.he showed them how to use it.（同时）Her parents didn*t want to in Shanghai. 1 阻止她去上海旅行）.4. Mary working in the USA when she grows up.（梦想）found it hard to a new way to solve the problem at this moment.（想出）9. So far, Chinese tea has been spread fast.世界各地）Tim looks forward to one day in the future.（实现他的梦想）10. Baseball became one of the in 2021 Olympic Games in Tokyo.（奥运工程）.11. The world-famous physicist Stephen William Hawking Oxford,Britain in 1942.（出生于） .阅读理解Cai Lun invented paper around 2,000 years ago in China. It is an important invention. Before the invention of paper, people had to remember lots of information or write it on stone, wood, leaves, etc.Today everyone in the world uses paper. With paper, we can make books and print newspapers. Sharing information is a lot easier with the help of paper.People use paper every day. Students do homework and keep a diary on paper. Paper is a great invention.Alan Turing was born in London, England, in 1912.He attended Cambridge University from 1931 to 1934.Turing was a mathematician （数学家）and a computer scientist. Many people called Turing the father of computer science. He created the first design fbr a modem computer.Turing wanted to know if a machine could think fbr itself and trick someone into believing they were having a conversation with another person. This became known as the Turing test. In the test, a human talked to two other people through a computer. One was a machine, and the other was person. This idea is still used today.根据材料内容选择最正确答案。1. When was paper invented by Cai Lun?A. Around 2, 000 years ago.B. About 200 years ago.C. Around 1? 000 years ago.D. About lOOyears agoPeople can do the following things with paper EXCEPTA. sharing infbrmationB. printing newspapersC. having the Turing testD. making booksMany people considered Alan Turing to be.A. the inventor of printingB. the father of modem educationC. the inventor of paperD. the father of computer scienceIn order to have the test, Turing needed.A. three people, one computer and a machineB. two people, one computer and a machineC. two people, two computers and a machineD. one person, one computer and a machineFrom the passage, we know Cai Lun's invention and Turning idea areA. hard to acceptB. not used any moreC. unknown to peopleD. still used todayInvention 1: The new light bulb is made of special glass that can last 25 years or more. It is green and environment-friendly （环保的），and asbright as the old light bulbs, but it costs £30.Invention 2: The Donkey Bike has a strong steel bar（钢条）running along it. It can carry both a gas can and a pet at the same time when you ride this bike.Invention 3: This machine looks friendly and is called Little Printer. It can print news headlines, riddles and other things on a roll （卷）of paper. So you can make your own little newspaper with it.Invention 4: These glasses are made from a special liquid （液体）.They allow users to adjust the fbcus （调整焦笈巨）of the glasses until everything is clear. They are designed fbr children. So they won't buy new glasses every time when their eyesight changes.根据材料内容选择最正确答案。2. The new light bulb is made of.A. steelB. liquidC. paperD. glassWhich of the following is TRUE about the "Donkey Bike ?A. It can carry four persons.B. It is designed fbr children.C. It includes a strong steel bar.D. It can last 25 years or more.3. A child who has poor eyesight may be interested in.A. Invention IB. Invention 2C. Invention 3D. Invention 4The passage is mainly about.A. green light bulbB. a gas can and a petC. some cool inventionsD. Little PrinterYou can see this passage in the.A. novelB. newspaperC. science magazineD. report参考答案：口写出以下动词的过去式和过去分词。.用所给词的适当形式填空。1. to dividebasket2. heroesprofessional3. Canadiannearly4. nationalremains .把以下句中的汉语局部译成英语。1. Olympic GamesNot only I but also my parents2. divided the cake intolooks up to3. At the same timestop her from traveling.阅读理解9. anything10. pleasure11. translated12. musical13. is knocking14. smells15. likes16. anything17. pleasure18. translated19. musical20. is knocking21. smells22. likes7. dreams of8. think of9. around the world10. achieve his dream11. Olympic events12. was bom in1-5ACDBD 6-10DCDCC