历届电大计算机英语网考真题答案
但从09年12月份的考试来看,许多题目已经更新了.请大家灵活答题,同时计算机光盘的题目,特别是针对后面exce,word,ppt光盘中的内容,一定要反复做,坚持每天做一次,做错的,看答案后,再来一次,如果光盘里内容每次能做到80分以上,考试100%通过—小语1.当前的计算机一般被认为是第四代计算机，它所采用的逻辑元件是______。
A.晶体管B. 大规模集成电路C.电子管D. 集成电路2.一个完备的计算机系统应该包含计算机的____。
A.主机和外设 /B.硬件和软件 /C.控制器和运算器进一步记忆：软件又必须包括______。
（A. 系统软件 / B. 应用软件）3.微软的Office软件属于______。
(还可以看p.26-27第51、52、53、54题)。
A 操作系统B 编译系统C 应用软件D 系统软件4.现代计算机之所以能够自动、连续地进行数据处理，主要是因为______。
A.采用了开关电路B.具有存储程序的功能C.采用了二进制“存储程序”原理是科学家冯·诺依曼提出来（参考p.7倒数第1段），再看下一题目：时至今日，计算机仍采用程序内存(或称存储程序原理)，原理的提出者是____。
A.莫尔 /B.比尔·盖茨 /C.冯·诺依曼 /D.科得（E.F.Codd）5.以下不属于外部设备是______。
A．输入设备 B.中央处理器和主存储器 C.输出设备 D．外存储器提示：参考p.7---图1-1，计算机硬件系统的组成….6.个人计算机简称PC机，这种计算机属于___。
A.微型计算机 /B.小型计算机 /C.超级计算机 /D.巨型计算机7.当前气象预报已广泛采用数值预报方法，这主要涉及计算机应用中的______。
A.科学计算与辅助设计B.数据处理和辅助设计C.科学计算和数据处理8.计算机当前的应用领域广泛，但据统计其应用最广泛的领域是______。
A.数据处理B.科学计算C.辅助设计D.过程控制9.计算机辅助教学的英文缩写是______。
A.CADB.CAIC.CAMD.CAT(计算机辅助设计、计算机辅助制造、计算机辅助教学 ---- 请你自己对号入座)10.利用计算机来模仿人的高级思维活动称为____。
A. 人工智能B.自动控制C.计算机辅助系统D. 数据处理11.在Windows中，排列桌面图标顺序的4种方法分别按名字、按类型、按大小和按______。
提示，在桌面空白处点右键，如右图。
A.地点B.修改时间C.任务D.属性12.在Windows 中，关于桌面上的图标，正确的说法是______。
A.删除桌面上的应用程序的快捷方式图标，并未删除对应的应用程序文件B.删除桌面上的应用程序的快捷方式图标，就是删除对应的应用程序文件C.在桌面上只能建立应用程序快捷方式图标，而不能建立文件夹快捷方式图标这类题目还可以参考p.69---5，请选择A。
13.在Windows 中，关于启动应用程序的说法，不正确的是______。
A.通过双击桌面上应用程序快捷图标，可启动该应用程序B.在"资源管理器"中，双击应用程序名即可运行该应用程序C.只需选中该应用程序图标，然后右击即可启动该应用程序D.从"开始"中打开"所有程序"菜单，选择应用程序项，即可运行该应用程序14.数据是信息的载体。
包括的不同形式有数值、文字、语言、图形和______。
A.多媒体 /B.表达式 /C.函数 /D.图像15.下列各组设备中，同时包括了输入设备、输出设备和存储设备的是______。
A.CRT、CPU、ROM /B.绘图仪、鼠标器、键盘 /C.鼠标器、绘图仪、光盘16.计算机内部用于处理数据和指令的编码是______。
A．十进制码 B. 汉字编码 C. ASCII码 D．二进制码注意：ASCII码是指对西文128个字符进行编码，该编码可用7位二进制数表示，在计算机中该编码必须被扩充为8位（即一个字节），汉字编码是用2个字节（16位）表示的。
如果有人问你：在微型计算机中，应用最普遍的字符编码是______。
（A. BCD码, B.ASCII 码, C.汉字编码, D.补码）。
答：ASCII码17.计算机中运算器的主要功能是进行______。
A.算术运算 /B.逻辑运算C.加法运算 /D.算术和逻辑运算18.在计算机的存储单元中存储的______。
A.只能是数据 /B. 可以是数据或指令 /C.只能是指令19.下列存储器中，读写速度最快的是____。
A.内存 /B.硬盘 /C.光盘下面这个题目属于同一类问题：下列几种存储器中，存取周期最短的是____。
（提示：读写速度快了，存储周期就短了，）A.硬盘存储器 /B.内存储器 /C.光盘存储器 /D.软盘存储器20.CPU不能直接访问的存储器是____。
A.ROM /B.RAM /C.Cache /D.外存储器说明：CPU只能访问内存（内存包括RAM和ROM）。
Cache是位于CPU和内存之间，称为高速缓冲存储器，CPU也能访问。
而外存（包括磁盘、光盘、U盘等）CPU不能访问，也看下面一个题目:Cache的中文译名是______。
A.缓冲器 / B.高速缓冲存储器 /C.只读存储器21.下列设备中，不能作为计算机输出设备的是______。
A.打印机 /B.显示器 /C.绘图仪 /D.键盘22.计算机中的所有信息都是以二进制方式表示的，主要理由是____。
A.运算速度快 /B.节约元件 /C.所需的物理元件最简单 /D.信息处理方便23.在计算机内部，数据加工、处理和传送的形式是____。
(就是p.27--58)A.二进制码 /B.八进制码 /C.十进制码 /D.十六进制码24.在计算机中，表示信息的最小单位是____。
A.字节 B.位 C.字 D.KB25.在计算机中，信息存储的最小单位是______。
A.字节 B.位 C.字 D.KB(请注意以上两题的区别！)26.计算机配置的内存的容量为128MB或128MB以上，其中的128MB是指____。
A.128×1024×1024个字节 /B.128×1000×1000个字节C.128×1024×1024×8个字节 /D.128×1000×1000×8个字节这是单位换算题： 1MB=1024KB 1KB=1024B(字节) 1B=8个二进制位（1B=8bit）27.组成计算机指令的两部分是______。
(同时看p.26—45题)A.数据和字符 /B.操作码和地址码/C.运算符和运算数28.为解决某一特定的问题而设计的指令序列称为______。
A.文档 /B.语言 /C.系统 /D.程序29.一般来说，软件包括程序和______。
A.代码 /B.系统 /C.文档资料 /D.使用说明书30.下列4种软件中属于应用软件的是____。
A.财务管理系统 /B.DOS /C.Windows XP /D.Windows 200031.在下列一组数中，数值最小的是______。
A.（227）8 /B.（1FF）16 /C.（）2 /D.（1789）10提示：可以把A、B、C个项都换算为10进制，然后再比较。
如果有机会可以在此介绍一下如何把非十进制数换算为十进制数。
32.为了避免混淆，十六进制数在书写时常在后面加上字母______。
A.H /B.O /C.D /D.B33.十进制数14转换成的二进制数为______。
A.(1110)2 /B.(1111)2 /C.(1001)2 /D.(1101)234.将二进制数1100100B转换成十六进制数是______。
A.64H /B.63H /C.0ADH /D.100H （有一个换算方法，如果确实不想这个分数，就算了！）35.在标准ASCII编码表中，数字码、小写英文字母和大写英文字母的前后次序是_______。
A.数字、小写英文字母、大写英文字母 /B.小写英文字母、大写英文字母、数字C.数字、大写英文字母、小写英文字母 /D.大写英文字母、小写英文字母、数字36.字符"2"的ASCII码值为十进制数50，字符"5"的ASCII码为十进制数______。
A.52 /B.53 /C.54 /D.5537.已知英文字母m的ASCII码值为109，那么英文字母p的ASCII码值为______。
A.111 /B.112 /C.113 /D.11438.微型计算机的主机包括______。
A.运算器和显示器 /B.中央处理器和内存储器 /C.中央处理器和键盘39.作为微型计算机各种部件相互连接的纽带和桥梁的是______。
A.主板 /B.中央处理器(CPU) /C.微型计算机系统总线40.计算机性能的主要指标之一是CPU频率，CPU指的是______。
A.输入和输出设备 /B.运算器和控制器 /C.运算器 /D.运算器和存储器41.计算机断电后，会使存储的数据丢失的存储器是____。
A.RAM /B.硬盘 /C.ROM /D.软盘42.微型计算机与外部设备之间的信息传输方式有______。
A.仅串行方式 /B.串行方式或并行方式 /C.连接方式 /D.仅并行方式43.在微机的各种设备中，既可输入又可输出的设备是______。
A.磁盘驱动器 /B.键盘 /C.鼠标 /D.绘图仪44.在下面的描述中，正确的是______。
A.外存中的信息可直接被CPU处理 /B.键盘是输入设备，显示器是输出设备C.操作系统是一种很重要的应用软件D.计算机中使用的汉字编码和ASCII码是相同的45.微型机常用的输出设备包括______。
A.显示器、打印机和绘图仪/B.显示器、键盘和打印机/C.扫描仪、打印机和显示器46.计算机显示器画面的清晰度决定于显示器的____。
A.亮度 /B.色彩 /C.分辨率 /D.图形47.用MIPS为单位来衡量计算机的性能，它指的是计算机的______。
A.传输速率 /B.存储器容量 /C.字长 /D.运算速度知道它的意思就知道了答案: MIPS的中文意思是:每秒百万条指令.所以是运算速度单位48.计算机的字长是指______。
A.内存存储单元的位数 /B. CPU一次可以处理的二进制数的位数C.地址总线的位数 /D. 外设接口数据线的位数49."32位微机"是指它所用的CPU是______。
A.一次能处理32位二进制数 /B.能处理32位十进制数C.只能处理32位二进制定点数 /D.有32个寄存器50.下列四项中不属于微型计算机主要性能指标的是______。
电大英语网考试题及答案
电大英语网考试题及答案一、选择题（每题2分，共20分）1. The book is ________ interesting that I want to read it again.A. soB. veryC. suchD. too答案：A2. He is ________ a fool as to believe such a lie.A. soB. veryC. suchD. too答案：C3. ________ I know, he has never been to the Great Wall.A. As long asB. As far asC. As well asD. As soon as答案：B4. The news ________ the whole country.A. spread acrossB. spread overC. spread outD. spread through答案：D5. The teacher asked us to ________ the book.A. hand inB. hand outC. hand overD. hand down答案：A6. He ________ his coat and went out.A. put onB. dressed upC. dressed inD. wore答案：A7. The meeting ________ until five o'clock yesterday.A. didn't finishB. wasn't finishedC. didn't endD. wasn't ended答案：C8. ________ the help of the teacher, I passed the exam.A. WithB. UnderC. ByD. In答案：A9. ________ the population of the city is increasing, the living conditions are getting worse.A. SinceB. WhileC. AsD. If答案：C10. The boy was ________ afraid to move.A. veryB. soC. tooD. quite答案：B二、填空题（每题2分，共20分）1. The ________ (孩子) are playing in the park.答案：children2. She is ________ (考虑) changing her job.答案：considering3. He ________ (拒绝) to help us yesterday.答案：refused4. I ________ (丢失) my keys somewhere in the house.答案：lost5. The ________ (经理) is very strict with his employees. 答案：manager6. She ________ (完成) her homework before dinner.答案：finished7. The ________ (会议) was postponed due to bad weather.答案：meeting8. They ________ (旅行) to Japan last summer.答案：traveled9. He ________ (摔倒) and broke his arm.答案：fell10. The ________ (教授) gave us a very interesting lecture. 答案：professor三、阅读理解（每题2分，共20分）阅读下面的短文，然后回答问题。
电大考试题及答案英语
电大考试题及答案英语一、选择题（每题2分，共20分）1. The correct spelling of the word "library" is:A. librayB. libaryC. librayD. library答案：D2. Which of the following is not a verb?A. runB. jumpC. fastD. swim答案：C3. Fill in the blank: "I will _______ to the store after work."A. goB. goesC. goingD. went答案：A4. Choose the correct preposition for the sentence: "She is standing ______ the door."A. atB. inC. onD. by答案：D5. Which sentence is grammatically correct?A. She don't like chocolate.B. She doesn't like chocolate.C. She don't likes chocolate.D. She doesn't like chocolates.答案：B6. What is the comparative form of the adjective "happy"?A. happierB. happyerC. more happyD. happiest答案：A7. The word "although" is used to show:A. a reasonB. a resultC. a contrastD. a condition答案：C8. Which of the following is a countable noun?A. adviceB. furnitureC. informationD. weather答案：A9. Choose the correct tense for the sentence: "I _______ my homework last night."A. didB. doC. doesD. done答案：A10. The phrase "break a leg" is an example of:A. a literal translationB. a superstitionC. a figure of speechD. a command答案：C二、填空题（每题2分，共20分）1. The opposite of "begin" is _______.答案：end2. The word "unusual" means _______.答案：not common3. The past tense of "make" is _______.答案：made4. The phrase "take a break" means to _______.答案：rest5. The word "although" is used to show a _______.答案：contrast6. The present continuous tense is formed with _______.答案：be + verb-ing7. The word "independent" means not _______.答案：dependent8. The word "definite" means _______.答案：clear9. The word "succeed" means to _______.答案：achieve success10. The phrase "take a chance" means to _______.答案：risk三、阅读理解（每题4分，共20分）Read the following passage and answer the questions.Passage:In the heart of the city, there is a small park that is a haven for the local residents. The park is surrounded by tall buildings and busy streets, but once you step inside, youfeel as if you are in a different world. The park is filled with lush greenery and the sound of birds singing. It is a place where people can relax and enjoy the beauty of nature.1. What is the park like?答案：A haven for local residents, surrounded by tall buildings and busy streets.2. How does one feel when inside the park?答案：As if in a different world.3. What is the park filled with?答案：Lush greenery and the sound of birds singing.4. What can people do in the park?答案：Relax and enjoy the beauty of nature.5. What is the main purpose of the park?答案：To provide a place for people to relax and enjoy nature amidst the city.四、翻译题（每题5分，共20分）1. 请将以下句子翻译成英文：这个公园是城市中的绿洲。
电大英语考试试题及答案
电大英语考试试题及答案一、选择题（每题2分，共40分）1. What is the meaning of the word "mysterious"?A. 显而易见的B. 神秘的C. 普通的D. 简单的答案：B2. Which of the following sentences is correct?A. He goes to school at seven o'clock every morning.B. He go to school at seven o'clock every morning.C. He gone to school at seven o'clock every morning.D. He going to school at seven o'clock every morning.答案：A3. Which of the following is a past tense verb?A. goB. wentC. goingD. gone答案：B4. Choose the correct verb form to complete the sentence:"I _______ to the movies last night."A. goB. goesC. wentD. going答案：C5. Which of the following sentences is correct?A. She has a cat and a dog.B. She have a cat and a dog.C. She having a cat and a dog.D. She had a cat and a dog.答案：A（以下省略30个选择题，每个题目格式相同）二、填空题（每题2分，共30分）31. I _______ (be) a teacher.答案：am32. He _______ (go) to the supermarket yesterday.答案：went33. They _______ (have) a party next week.答案：are having34. She _______ (do) her homework every evening.答案：does35. We _______ (be) in the classroom now.答案：are（以下省略25个填空题，每个题目格式相同）三、阅读理解（每题3分，共30分）阅读以下文章，并回答问题。
电大英语试题库及答案
电大英语试题库及答案一、选择题（每题2分，共20分）1. The book is ________ interesting that I want to read it again.A. soB. veryC. tooD. quite答案：A2. ________ you are here, let's start our meeting.A. SinceB. IfC. BecauseD. As答案：A3. She ________ to the concert last night.A. didn't goB. doesn't goC. hasn't goneD. wouldn't go答案：A4. I ________ you to be here before me.A. thinkB. thoughtC. am thinkingD. have thought答案：B5. ________ the weather is fine, we can have a picnic.A. BecauseB. IfC. UnlessD. Although答案：B6. He ________ his homework when his mother came in.A. was doingB. didC. doesD. is doing答案：A7. ________ you are young, you should study hard.A. BecauseB. SinceC. AsD. For答案：B8. The teacher asked us ________ the book.A. don't readB. not to readC. not readD. to not read答案：B9. ________ the problem, we need more information.A. To solveB. SolvingC. SolvedD. Solve答案：A10. She ________ her keys in the office.A. leftB. forgotC. lostD. missed答案：A二、填空题（每题1分，共10分）1. If you ________ (be) more careful, you wouldn't have made so many mistakes.答案：were2. ________ (not worry) about the test; I'm sure you'll do well.答案：Don't worry3. The meeting ________ (start) at 9:00 AM sharp.答案：starts4. She ________ (be) a teacher for ten years before she became a writer.答案：has been5. ________ (not forget) to bring your passport with you.答案：Don't forget6. ________ (be) there any problems, please call me.答案：If there are7. He ________ (go) to the gym every day since he started his new job.答案：has been going8. ________ (not make) so much noise; the baby is sleeping. 答案：Don't make9. ________ (be) you ready for the exam?答案：Are10. ________ (not talk) while you are eating.答案：Don't talk三、阅读理解（每题2分，共20分）阅读下面的短文，然后回答问题。
历届电大计算机_英语_网考真题答案
1.当前的计算机一般被认为是第四代计算机，它所采用的逻辑元件是______。
A.晶体管B. 大规模集成电路C.电子管D. 集成电路2.一个完备的计算机系统应该包含计算机的____。
A.主机和外设 /B.硬件和软件 /C.控制器和运算器进一步记忆：软件又必须包括______。
（A. 系统软件 / B. 应用软件）3.微软的Office软件属于______。
(还可以看p.26-27第51、52、53、54题)。
A 操作系统B 编译系统C 应用软件D 系统软件4.现代计算机之所以能够自动、连续地进行数据处理，主要是因为______。
A.采用了开关电路B.具有存储程序的功能C.采用了二进制―存储程序‖原理是科学家冯·诺依曼提出来（参考p.7倒数第1段），再看下一题目：时至今日，计算机仍采用程序内存(或称存储程序原理)，原理的提出者是____。
A.莫尔 /B.比尔·盖茨 /C.冯·诺依曼 /D.科得（E.F.Codd）5.以下不属于外部设备是______。
A．输入设备 B.中央处理器和主存储器 C.输出设备 D．外存储器提示：参考p.7---图1-1，计算机硬件系统的组成….6.个人计算机简称PC机，这种计算机属于___。
A.微型计算机 /B.小型计算机 /C.超级计算机 /D.巨型计算机7.当前气象预报已广泛采用数值预报方法，这主要涉及计算机应用中的______。
A.科学计算与辅助设计B.数据处理和辅助设计C.科学计算和数据处理8.计算机当前的应用领域广泛，但据统计其应用最广泛的领域是______。
A.数据处理B.科学计算C.辅助设计D.过程控制9.计算机辅助教学的英文缩写是______。
A.CADB.CAIC.CAMD.CAT(计算机辅助设计、计算机辅助制造、计算机辅助教学 ---- 请你自己对号入座)10.利用计算机来模仿人的高级思维活动称为____。
A. 人工智能B.自动控制C.计算机辅助系统D. 数据处理11.在Windows中，排列桌面图标顺序的4种方法分别按名字、按类型、按大小和按______。
理工英语1-国家开放大学电大机考网考题目答案
理工英语1一、交际用语1、A: Could we make a tentative appointment for, say, this Saturday? - -B: （）答案：That's fine for me.2、- -A: Hello, Bill Burton speaking. （）- B: Hello, Mr, Burton this is Jenny Jen kins of Bradford and Sons returning your call,答案：What can I do for you?3.A: I can put you down for eleven o'clock. Is that OK?- -B:( )答案：How about 3 o'clock in the afternoon?4、A: I have an appointment with Mr. Xie at about 10 o'clock tomorrow morning, but would you please postpone it to sometime next week?- B:答案：All right.5、A: I have many questions about study ing abroad. - B:Would you like to make an appointment? ()答案：Let's say Wednesday afternoon at two?6、- A: () are the most popular things people buy online? - B:Definitely, clothes.答案：What do you think7. - -Are you good at Building Materials, Rose?- （）. But I will try to study it well this term.Not very8、-Can I help you,sir?-I'dliketohave100().I want my students to draw pictures.答案：pieces of paper9、- Could you please tell me something about the two（）?- （）,They are exchange students of No.1 Middle School.答案：Germans; All right10.- -Do you like reading books?- Yes. Each ofus （）to do more reading in and after class.答案：is encouraged11、- -Don't forget to come to our party this w eekend!答案：Sure. See you.12、- -Excuse me, can you tell me where the nearest bus stop is?- -I'm sorry, 1 have no idea.I （）.答案：am a stranger here13、- Excuse me, fficer. 1 can't find the subway entrance. （）-See those glass doors? Go in and you will see it on your right.答案：Can you help me?14、- -Excuse me,can you tell me w here the nearest bus stopis?- -I'm sorry,I have no idea.I （）.答案：am a stranger here15、- -Excuse me. Can you tell me how to get to the Linden Street?答案：Sorry, I'm new here.16、-Excuse me. You must be Mr. Liu Hua from China?- （）答案：Yes, nice to meet you.17、- Forgotten something? 1 can keep an eye on your kids if you want to go and get it.一（）Thank you all the same.答案：Well, I can do without it.18、- Goodbye. everyone. -Bye, Sally! Don't forget to write.答案：Stay in touch.19、一-Goodbye, everyone. （）- -Bye, Sally! Don't forget to write.答案：Stay in touch.20-Have you had a nice journey?- （）答案：Yes. we have.21.- Haven't seen you for ages, Mike.（）-Pretty good. Everything goes well.答案：How is it going?22- Hello, I'm Harry Potter.- Glad to meet you. I'm Miller. But（）答案：call me Paul23、- -His parents are present there （）， but their minds are somewhere else.答案：physically24、- -I mean the best way is using your 0w n mobile phone or computer to operate it.答案：What do you mean?25、- -I'm going to Hainan for my holiday.答案：Have a nice trip!26、- I'm so excited to meet you. May I introduce myself to you?答案：Sure.27、- I'm so excited to meet you. May 1 introduce myself to you?一（）答案：Sure please! .29、-Is there anything I can do?- （）答案：Thanks, but I can manage.30、一-It is easy to get the software we need （）the market is small.答案：although31、- -I'm going to Hainan for my holiday.- （）答案：Have a nice trip32、- -I'm so excited to meet you. May I introduce myself to you?- （）答案：Sure.33、 - Let's meet at 7:30 outside the gate of （）。
电大英语网考统考真题题库与答案(完美版)
(1)、The first two paragraphs mainly tell us that sometimes snow has different colors.
Most snow looks white, but it is really the color of ice. Snow is ice that comes from snow cloud. Each snowflake begins with a small drop of frozen water. More water forms around this drop. The way the water freezes gives the snowflakes its shape.
-- _______________ A：Happy birthday to you! B：I am very glad ． C：That's all right ． D ：Thank you ． 答案： D 3 、- Mr. Jones, this is Sean, an English teacher from the United States. - ______________ A：What can I do for you?
答案： A
二、阅读理解 1 、 Snowflakes look like white stars falling from the sky. But there have been times when snow has looked red, green,
电大网考英语--词汇与结构真题答案
词汇与结构真题1、He helped me ______ my homework.A withB toC aboutD of2、- For tonight's homework, do pages 40 and 41 in the workbook.- Professor Hones, I think that is ________ work.A too muchB much the moreC too hardD hardest3、I fell and hurt myself while I ________ basketball yesterday.A was playingB am playingC playD played4、There ________ a book and some magazines on the desk.A isB areC haveD has5、The retired man is used to ________ his two dogs early in the morning.A exerciseB exercisingC exercisedD exercises6、I earn 10 dollars ______ hour as ______ supermarket cashier on Saturdays.A a… anB the… aC an… aD an… the7、He has been writing for 3 years, but being a writer is not his ________.A chanceB choiceC changeD character8、A long time ago, I _______ in London for three years.A had livedB have livedC livedD have been living9、Nancy is considered to be ________ the other students in her class.A less intelligentB the most intelligentC intelligent as wellD as intelligent as10、It is because he is kind and modest ________ he wins the respect of all presents.A whatB whichC whyD that11、He _______ lives in the house where he was born.A alreadyB yetC stillD ever12、The race was so close that everyone was _________ at the finish.A holding his breathB working outC winning overD thinking of13、- _______ is your girl friend like?- She is very kind and good-looking.A HowB WhatC WhichD Who14、A pair of spectacles ________ what I need at the moment.A isB areC hasD have15、The headmaster came to the classroom and asked ________ what had happened.A his students to tell himB being toldC telling himD to tell16、Twenty people were ________ wounded in the air crash.A quicklyB wronglyC bitterlyD seriously17、He opened the letter and it contained ________.A an important informationB some important informationsC many important informationD some important information18、- Do you want to wait?- Five days ________ too long for me to wait.A wasB wereC isD are19、I don't know _______ to deal with such matter.A whatB howC whichD /20、He ran away from home, ________ his sister had done the year before.A likeB asC whenD while21、I am not used to speaking ________ public.A inB atC onD to22、She will have to find some other work for she can't ________ this loud noise any more.A come up withB keep up withC grow up withD put up with23、Yesterday was _______ day that we decided to go swimming.A such beautifulB so beautifulC such a beautifulD a so beautiful24、Generally speaking, it is unwise to give a child ________ he or she wants.A howeverB whateverC whicheverD whenever25、Tom is so talkative. I'm sure you'll soon get tired _______ him.A ofB withC atD on26、You may come ________ today ________ tomorrow.A either… or…B both….and…C neither… nor…D from… to…27、(省)28、They sent the letter to me ________ mistake.A byB forC onD with29、It was difficult to guess what her ________ to the news would be.A impressionB commentC reactionD opinion30、(省)31、At that time, she ______ on a journey with her friend.A isB wasC has beenD is being32、In the evening we smoked and talked and never _________ going out except for exercise.A dreamingB dreamed inC dreamed ofD have dreamed33、I didn't know what to do, but then an idea suddenly ________ to me.A appearedB happenedC occurredD emerged34、I have views quite different from my ________.A teacher viewB teacherC teacher'D teacher's35、Small arms _______ often carried by the soldiers.A areB hasC wasD have36、(省)37、I would be very ______ if you could give me an early reply.A pleasantB gratefulC satisfiedD helpful38、Do you know ________ in English?A how say itB how to say itC how saying itD how to saying it39、She _______ 100 pages of the book today.A has already readB already readsC already readD was already read40、I wish your price ______ lower.A isB wasC wereD be41、We've missed the last bus. I'm afraid we have no ________ but to take a taxi.A wayB choiceC possibilityD selection42、Will you ________ my article to find out whether I've made any mistakes?A look intoB look throughC see toD see through43、Mathematics ________ study or science of numbers.A isB areC wasD were44、Sandy could do nothing but ______ to his teacher that he was wrong.A admitB admittedC admittingD to admit45、England is an island country. ________ consists of three principal islands, and ________ climate is generally mild.A It … itsB She … herC He … hisD She … its46、You had better ________ a doctor as soon as possible.A seeingB sawC seeD seen47、________ I'm mistaken, I've seen that man before.A UnlessB IfC BecauseD But48、Who should be responsible ______ the loss of the documents?A inB onC ofD for49、Though we have spent two nights in _______ the problem, we still can't find a solution.A working inB working outC working upD working on50、It is said that the best time to visit the city is June or July, ________ the South American winter cools the city.A whereB whichC on whichD when51、________ Tom ________ Mary can help me, for they are very busy.A Both; andB Either; orC whether; orD Neither; nor52、He talks as if he ________ everything in the world.A knowsB knewC had knownD would have known53、Would you like some more coffee? There's still ______ left.A a littleB littleC a fewD few54、We've ________ paper and ink. Ask Mr. Howard to lend us some.A run away withB run out ofC run offD run down55、The top of the Great Wall is ________ for five horses to go side by side.A wideB so wideC wide enoughD enough wide56、I earn 10 dollars ______ hour as ______ supermarket cashier on Saturdays.A a… anB the… aC an… aD an… the57、She's had her hair________ really short, but she likes it off.A being cutB cutsC having cutD cut58、He ran _________ the direction of the school.A atB forC inD on59、- Smoking is bad for your health.- Yes, I know. But I simply can't ________.A give it upB give it inC give it outD give it away60、The children _______ play with them.A want that IB wants that IC want me toD are wanting that61、During the future examinations you should avoid ________ such mistakes.A makeB to makeC makingD made62、Who are you smiling _________?A atB ofC withD towards63、You should be ashamed _______ what you have done.A toB ofC byD at64、Modern machinery _______ been installed in this newly-built factory.A hasB haveC isD are65、We are next-door _______.A neighborhoodsB neighborC neighborhoodD neighbors66、You'd better ______ some money for special use.A pick upB set asideC put offD give away67、He missed ________ the lecture given by Tom.A to have attendedB attendingC to attendD attendance68、I am going to _______ the meal, I insist.A. payB. pay forC. pay aboutD. pay on69、This city was named ______ the great president.A. forB. afterC. toD. of70、Don't forget ________ the window before leaving the room.A. to have closedB. to closeC. having closedD. closing。
电大英语试题答案
电大英语试题答案一、选择题1. The Internet has brought about significant changes in the way people communicate.A) resulted fromB) is resulting fromC) has resulted fromD) are resulting from答案：C2. If he had studied harder, he would have passed the exam.A) will have passedB) would have passedC) has passedD) had passed答案：B3. The book you returned yesterday is not the one I borrowed from the library.A) the one thatB) oneC) the oneD) ones答案：C4. The company is planning to expand its business into new markets.A) the otherB) othersC) anotherD) a other答案：A5. After the meeting, the manager made a few important points.A) pointsB) appointmentsC) noticesD) opinions答案：A二、完形填空Last week, I attended a seminar on time management. The speaker, a well-known expert in the field, shared somevaluable tips that can help anyone to manage their time more effectively.Firstly, he emphasized the importance of setting clear goals. He said that without knowing what you want to achieve, it is impossible to prioritize your tasks. It is essential to write down your goals and break them down into smaller, manageable tasks.Secondly, he talked about the need to prioritize tasks. He suggested using a to-do list and ranking tasks by their importance and urgency. This way, you can focus on the most critical tasks first and avoid wasting time on less important activities.Thirdly, he discussed the common problem of procrastination. He advised the audience to tackle this issue by breaking down tasks into smaller parts and setting deadlines for each part. This creates a sense of urgency and helps to keep you motivated.Finally, the speaker stressed the importance of taking breaks. He recommended taking short breaks throughout the day to rest and recharge. This can improve productivity and prevent burnout.In conclusion, the seminar was an eye-opening experience. I learned that effective time management is not about working harder but working smarter. By applying the tips shared bythe speaker, I am confident that I can improve myproductivity and achieve my goals.三、阅读理解Passage OneThe rise of artificial intelligence (AI) is transforming the world in ways we are only beginning to understand. From self-driving cars to virtual personal assistants, AI is changing how we live and work. However, with great power comes greatresponsibility. As AI continues to advance, it is crucial to consider the ethical implications of its development.One of the primary concerns is privacy. With AI systems capable of collecting and analyzing vast amounts of data, there is a risk of personal information being misused. It is essential to establish strict regulations to protect individuals' privacy rights.Another issue is job displacement. As AI becomes moreefficient at performing tasks, there is a fear that many jobs will become obsolete, leading to unemployment. It is important to consider how to retrain workers and create new opportunities in a world where AI plays a significant role.Lastly, there is the question of accountability. As AI systems make more decisions, it becomes increasinglydifficult to determine who is responsible when things go wrong. Clear guidelines and regulations must be put in place to address this issue.In conclusion, while AI holds great promise for the future, it is imperative that we approach its development with caution. By addressing the ethical concerns surrounding AI, we can ensure that it is used for the betterment of society.Passage TwoClimate change is one of the most pressing issues facing the world today. The effects of global warming, such as rising sea levels and extreme weather events, are already being feltaround the globe. It is clear that immediate action isrequired to mitigate the impacts of climate change.One of the most effective ways to reduce greenhouse gas emissions is to transition to renewable energy sources. Solar, wind, and hydro power are all viable alternatives to fossil fuels that can significantly reduce carbon emissions.Another important strategy is to promote energy efficiency.By using energy more efficiently, we can reduce our overall consumption and lower our carbon footprint. This can be achieved through better insulation in buildings, more fuel-efficient vehicles, and smarter technology.In addition, reforestation and afforestation efforts can play a crucial role in absorbing carbon dioxide from the atmosphere. Planting trees and preserving existing forestsare essential for maintaining a healthy planet.Finally, international cooperation is vital in the fight against climate change. Countries must work together to set and achieve emission reduction targets. Only through a collective effort can we hope to address this global challenge.In conclusion, tackling climate change requires amultifaceted approach that includes transitioning torenewable energy, improving energy efficiency, protecting forests, and fostering international cooperation. By taking these steps, we can work towards a more sustainable futurefor all.四、翻译题将以下句子翻译成英语。
中央电大计算机网考试题及答案(整理版)(全500题)8
中央电大计算机选择题及答案11. 世界上第一台电子计算机诞生于____。
A. 1942年B. 1944年C. 1946年D. 1948年答案: C2. 世界上第一台电子计算机诞生于____。
A. 德国B. 日本C. 英国 D. 美国答案: D3. 第一代电子计算机使用的逻辑元件是____。
A. 电子管B. 晶体管C. 中小规模集成电路D. 大规模集成电路答案: A4. 第一代计算机主要应用领域为____。
A. 数据处理B. 人工智能C. 科学计算D. 过程控制答案: C5. 第二代计算机主要应用领域转为____。
A. 数据处理B. 财务管理C. 科学计算D. 过程控制答案: A6. 第二代计算机开始使用____。
A. 机器语言B. 汇编语言C. 数据库系统D. 操作系统答案: D7. 微型计算机属于____计算机。
A. 第一代B. 第二代C. 第三代D. 第四代答案: D8. 计算机的应用领域主要包括：____、数据处理、自动控制、计算机辅助系统和人工智能。
A. CADB.CAMC. 科学计算D. CAL答案: C9. 一个完整的计算机系统应当包括____。
A. 主机与外设B. 硬件与软件C. 主机、键盘与显示器D. 硬件系统答案: B10. 构成计算机的物理实体称为____。
A. 计算机系统B. 计算机硬件C. 计算机软件D. 计算机程序答案: B11. 软件是计算机运行所需的____。
A. 各种程序及有关资料 B. 有关数据C. 有关说明D. 各种程序答案: A12. 一台计算机的硬件系统主要由____、控制器、存储器、输入设备和输出设备五大部分组成。
A. 内存B. 外存C. 运算器D. CPU答案: C13. 运算器的主要功能是完成____。
A. 算术运算B. 逻辑运算C. 算术和逻辑运算D. 初等函数运算答案: C14. 控制器是规定计算机执行指令顺序并协调____有效工作的装置。
A. 软件 B. 程序C. 各部件D. 内存答案: C15. 存储器是能接收和保存____及程序的装置。