现代大学英语听力3原文及其规范标准答案unit9.doc
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1、-!Unit 9Task 1【答案】 PanelOpinions1st penallist: Philip BarnesComputers have already changed our lives.2nd penallist: Miss AndersonComputers have changed our lives, but I dont want my life changed.3rd penallist: Arthur HainesThe computer will affect everyone in the world. Records can be kept of everyt
2、hing we do. Records will be kept of all our private lives. The computer is the greatest disaster of the 20th century.4th penallist: Phyllis Archer The computer is a machine. It was invented by people; it is used by people. If the computer is a disaster, then people are a disaster.【原文】Compere: And no
3、w for our first question. It comes from Mrs. June Moore. Mrs. Moore?Mrs. Moore: Does the panel think that computers will change our lives?Compere: Mrs. Moore wants to know if computers will change our lives. Philip Barnes?Philip Barnes: Computers have already changed our lives. Business is more effi
4、cient. Planes and trains provide a better service.Miss Anderson: Just a moment, Mr. Barnes. You may be right about business, but how many people have lost their jobs because of computers? Computers have changed our lives, but I dont want my life changed.Arthur Haines: Excuse me, Miss Anderson. Were
5、talking about our lives, not your life. The computer will affect everyone in the world. Records can be kept of everything we do. Records will be kept of all our private lives. In my opinion, the computer is the greatest disaster of the 20th century.Phyllis Archer: Could I interrupt? Arthur Haines sa
6、ys the computer is a disaster, but the computer is a machine. It was invented by people; it is used by people. If the computer is a disaster, then people are a disaster.Compere: Thank you, Phyllis Archer. Thank you, panel. And thank you, Mrs. Moore.Task 2【答案】A.1) It includes a 9-inch TV screen, a ke
7、yboard with 46 numbers and characters on it, a printer, and two disk drives.2) Its all contained right on the floppy disk.3) Its much better than a typewriter in that one can move words or sentences from place to place or make corrections or changes right on the screen, and never have to erase on pa
8、per.4) It can help him make a monthly budget for his household with electronic spreadsheet software.B.1) loads your program into the machine2) typewriter, typewriter, 3) turning the computer on and loading a program4) the different things the program can do【原文】Narrator: For Harvey Van Runkle, it was
9、 love at first sight, or should we say, love at first byte? Really, it is 64,000 bytesthats the size of the memory on his new BANANA-3 personal computer. It all happened by accident. His wife, Charlotte, had sent him out to buy a new toaster, when he found himself standing in front of a computer dis
10、play at the BANANA Computer Store.Salesman: Yes, ladies and gentlemen, this little computer is going to change your lives. Just consider the hardware: You have a 9-inch TV screen. Thats your video display terminal. You have a keyboard with 46 numbers and characters on it. You have a printer that wil
11、l give you paper printouts of your work in three colors. You have two disk drivesone inside the computer terminal and one outside. This computer can do anything! Now lets have a little demonstration. Who would like to try the new BANANA-3 computer? You, sir. You look interested. Step right up and tr
12、y the BANANA-3.Harvey: Whats a d-disk drive?Salesman: Thats the part of the computer that loads your program into the machine.Harvey: Oh. Whats a program?Salesman: The program? Thats your software. Thats the instructions. Its all contained right on this floppy disk here. The instructions on this dis
13、k tell the computer what to do.Harvey: Oh, you mean like my wife. She always tells me what to do.Salesman: Exactly. Now what type of program would you like? I have word processing, I have electronic spreadsheet.Harvey: Whats word processing?Salesman: Word processing is using the computer like a type
14、writer. But its much better than a typewriter. You can move words or sentences from place to place or make corrections or changes right on the screen. You never have to erase on paper. Its a wonderful little program! Would you like to try it, Mr.Harvey: Van Runkle. Harvey Van Runkle. Ive never used
15、a computer before.Salesman: Its easy. First we start up the machine, and then boot up a program.Harvey: Boot up?Salesman: Thats computer talk for turning the computer on and loading a program. There. Now we look at the menu.Harvey: Menu? But I just had lunch. Im not hungry.Salesman: No, no. This is
16、a program menu, not a restaurant menu. It shows the different things the program can do. For example, here we have file. If you select file, you can choose which of your documents you want to work on. And heres “edit”. This gives you ways to correct your document.Harvey: Gee, this is great! Theres o
17、nly one problem.Salesman: Whats that?Harvey: I dont have any documents. Im a plumber.Salesman: But you have bills, dont you?Harvey: Yeah, but. Salesman: Well, with our electronic spreadsheet software, you can make a monthly budget for your household.Harvey: No. My wife, Charlotte, does that.Salesman
18、: Well, now you can do it, Harvey. Harvey: I dont know. Salesman: And you have friends, dont you? Harvey: Yeah, well theres my brother-in-law Bob.Salesman: Great! You can write letters to Bob on your new BANANA-3 computer! Harvey: Okay. How much is it?Salesman: Never mind. Do you have a credit card?
19、 Harvey: Well, sure.Salesman: Great. Joe, get Harvey here signed up, will you? He wants a BANANA-3 with a printer and software. Okay, step right up, ladies and gentlemen. This computer can do anything!Task 3【答案】A.1) They are important because they are able to measure quantities such as electricity a
20、nd temperature.2) Digital computers.3) Only one person at a time can use them.4) It is because their owners do not spend enough time learning how to operate them efficiently.5) Each person who uses a minicomputer has a computer terminal that is connected to the minicomputer by interface wires. With
21、the help of the operating system, the CPU is able to divide its time and perform for all the users.B.Similarities and Differences between Microcomputers and MinicomputersSimilarities1They are two kinds of common digital computers.2Both of them can be used in small businesses.3Each computer has only
22、one CPU.Differences1. Minicomputers are larger than microcomputers.2. Microcomputers are used more frequently in large offices and businesses than in small businesses.3. More than one person can use a minicomputer at the same time.【原文】There are two primary kinds of computers: analog computers and di
23、gital computers. Unless you are a scientist, you probably will not use analog computers. These computers are important because they are able to measure quantities such as electricity and temperature. In contrast, digital computers perform their tasks by counting. Some digital computers are built to
24、help solve only a specific kind of problem. For example, digital computers that monitor airplanes flying in and out of airports are built only for that task. Most digital computers, though, can be used to help solve many kinds of problems. Among them, microcomputers and minicomputers are two kinds o
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