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1、用所给动词的正确形式填空:1. Li Ping often _ (read English in the morning.2. _ he _ (clean the windows once a week.3. The workers _ (have sports on the playground now.4. How long _ you _ (stay there the day before yesterday.5. Who _ (listen to the music?6. When I _ (be a middle school student, I often _ (sing.7.
2、 His parents _(go to the Great Wall tomorrow morning.8. _ they _ (study Japanese next term?9. What time _ you _ (do your homework everyday.10. Look! The students _ (clean the classroom.11. What _ your after _ (do yesterday?He _ (write two letters.12. There _ (be a football match on TV this evening.1
3、3. My father _ (leave for Japan tomorrow morning.14. Tom _ (not listen to the radio every morning.15. _ (be there any hospitals here twenty years ago?16. I _ (come to see you again before long.17. _ there _ (be an English evening next Saturday?18. _ your uncle _ (have a meeting last Friday?19. What
4、_ the young Pioneers _ (do on the hill now?20. They _ (not go fishing on Sunday.21. How many classes _ you _ (have every day.22. It's seven in the evening, Tom's family _ (watch TV.23. He _ (join the army in 1985. He _ (be still in the army how.24. I _ (visit my friend next Sunday.25. If it
5、snows tomorrow, we _ (play with snow.26. I _ (make a lot of mistakes in my test yesterday.27. _ it _ (snow outside now? No, it _.28. Where _ they _ (live? They _ (live in Shanghai.29. If it _ (rain this morning, we won't go shopping.30. Listen! Who _(singin the next room?31. The teacher _(not te
6、achus a Chinese song,he _(teachus an English song two days ago.32. If I am free this evening,I _(helpyou with your maths. 33. _you _(bethere tomorrow? No,I _.34. Where _(beyour parents last year? They _(bein Xi'an.35. Why _ they _(goto the library after school yesterday? Because they _(wantto bo
7、rrow some books.36. What _ you _(dothese days?37. Don't make a noise. Grandma _(sleep.38. Sometimes he _(helphis mother with the housework.39. Please write to us as soon as you _(getthere.40. We _(showthe foreign friends around Beijing when they get here.41. We'll wait till you _(makeup your
8、 mind.42. They _ just _(talkabout you.43. Where _he _(be? He _(beto the bank.44. _ you_(visitthe Science Museum? -Yes,I_.45. _she _(tellyou the good news? -No,she _.46. How long _ your mother _(teachEnglish in this school? -For ten years.47. We _ already _(drawfive pictures.48. My grandson _(beill f
9、or a week.49. _ the train _(arrive?-No,not yet.50. Our physics teacher _(not cometo work today,because he is ill.51. My brother _(make o many American friends since he went there two years ago.52. She _(workin a factory for three years before she went to college.53. Mr. Brown _(livein London for ten
10、 years by the end of last month.54. How many English words _ you _(learnby the end of last term?55. _ they _(pickall the apples before the farmer got there?56. I didn't return the book to the library,because I _(not finishreading it.57. The boy said that he _(not breakthe window.58. Jack said th
11、at he _ (not go over his lessons yet.59. John told me that he _ (fly to Japan next Wednesday.60. Did she say when she _ (be back tomorrow?61. The head master said he _ (meet some foreigners at the station soon.62. I wondered if our team _ (win this evening.63. He said he _ (not make the same mistake
12、s again.63. He said he _ (not make the same mistakes again.64. We _ (have a meeting at that time.65. Tom _ (not have breakfast yesterday morning.66. Did he know he _ (have an English lest the next day?67. _ your father _ (go to work by bike every day?68. Mr Wang _ (teach us maths since 199069. They
13、will have a trip to the Great Wall if it _ (not rain next Sunday.70. When I got home my grandmother _(makecakes71. I _ (give the note to him as soon as school is over.72. The English song _ (teach now over the radio.73. English _ (speak all over the world.74. The Great Green Wall must _ (build in th
14、e world.75. Can the report _ (writein English?76. The mountain will _ (cover with the trees in a few years.77. The young trees must _ (tie to the stick to keep it straight.78. So far, many man-made satellites have _ (send up into space.79. English _ (speak in Canada.80. Tennis _ (invent a hundred ye
15、ars ago.81. It _ (snow hard now. We'd better _ (not go home right now.82. These exercises must _ (do by yourself.83. Our teacher told us time _ (be life.84. We _ (not see each other since he _ (leave here.85. _you ever _(ride a horse before?86. Miss Green _(be in China for 6 years.87. We _ never
16、 _ (be to Hawaii.88. You'd better try to give up _ (smoke. It's too bad to your health.89. Who is doing well in _ (describe things?90. Have you finished _ (read the book?91. Have you saw someone _ (ski before?92. Can a shark stop _ (swim? No, It can't93. You'd better try _ (do it by
17、yourself.94. The students kept _(talkabout the football match.95. I had a computer lessons first. Then I went on _ (have tennis lessons.96. He hopes _ (see the famous football player as soon as possible.97. The boy kept _ (ask strange questions to his teacher, it made the teacher unhappy.98. Edison
18、enjoyed _ (try his new ideas.99. He asked me _ (speak loudly.100. Students must study hard _ (make our country strong.101. The policeman made him _ (stand in the rain for half an hour.102. Would you like something nice _ (eat103. I can't decide which sweater _ (choose104. He hasn't decided w
19、hether choose (tell the truth.105. He told me where _ (buy a computer.106. Will you please _ (not talk in the reading room.107. I have a lot of work _ (do.108. Why not _ (come a little earlier?109. I'm sorry _ (hear that.110. When did you finish _ (pack ?111. _ (talk with her is a great pleasure
20、.112. English is not so easy _ (learn well.113. When makes him _ (think I am a scientist.114. I forgot _ (bring my textbook with me.115. Last night I heard Mike _ (cry in the room.116. My idea is _ (have a meeting at once.117. At night, the robot watched him _ (sleep. It knew everything about Mr. Mo
21、tt.118. In the country, he can hear birds _ (sing and sheep _ (bleat119. My job is _ (feed the animals.120. In about 600 years, we will hardly have enough space _ (stand in on the earth.121.Foresthelp to keep water from _ (run away.122. He printer is used for _ (print documents.123. He is busy _ (wr
22、ite his composition.124. The film is worth _ (see.125. They prefer to _(stay at home rather than _ (play basketball.126. Your opinion is worth _ (consider.127. Ed starts _ (carry the bag, but trips over his shoes.128. We are going to have lots of fun _ (hike and _ (eat a new kind fruit.129. Are you
23、good at _ (read maps?130. Mary heard her father _ (say he would set off the next week.11、硬盘空间不足 使用Windows系统平台的缺点之一就是对文件的管理不清楚,你有时根本就不知道这个文件对系统是否有用,因而Windows目录下的文件数目越来越多,容量也越来越庞大,加之现在的软件都喜欢越做越大,再加上一些系统产生的临时文件、交换文件,所有这些都会使得硬盘可用空间变小。当硬盘的可用空间小到一定程度时,就会造成系统的交换文件、临时文件缺乏可用空间,降低了系统的运行效率。更为重要的是由于我们平时频繁在硬盘上储存
24、、删除各种软件,使得硬盘的可用空间变得支离破碎,因此系统在存储文件时常常没有按连续的顺序存放,这将导致系统存储和读取文件时频繁移动磁头,极大地降低了系统的运行速度。 12、硬盘分区太多也有错 如果你的Windows 2000没有升级到SP3或SP4,并且定义了太多的分区,那么也会使启动变得很漫长,甚至挂起。所以建议升级最新的SP4,同时最好不要为硬盘分太多的区。因为Windows 在启动时必须装载每个分区,随着分区数量的增多,完成此操作的时间总量也会不断增长。三、病毒篇 如果你的计算机感染了病毒,那么系统的运行速度会大幅度变慢。病毒入侵后,首先占领内存这个据点,然后便以此为根据地在内存中开始漫
25、无休止地复制自己,随着它越来越庞大,很快就占用了系统大量的内存,导致正常程序运行时因缺少主内存而变慢,甚至不能启动;同时病毒程序会迫使CPU转而执行无用的垃圾程序,使得系统始终处于忙碌状态,从而影响了正常程序的运行,导致计算机速度变慢。下面我们就介绍几种能使系统变慢的病毒。 1、使系统变慢的bride病毒 病毒类型:黑客程序 发作时间:随机 传播方式:网络 感染对象:网络 警惕程度: 病毒介绍: 此病毒可以在Windows 2000、Windows XP等操作系统环境下正常运行。运行时会自动连接网站,如果无法连接到此网站,则病毒会休眠几分钟,然后修改注册表将自己加入注册表自启动项,病毒会释放出
26、四个病毒体和一个有漏洞的病毒邮件并通过邮件系统向外乱发邮件,病毒还会释放出FUNLOVE病毒感染局域网计算机,最后病毒还会杀掉已知的几十家反病毒软件,使这些反病毒软件失效。 病毒特征 如果用户发现计算机中有这些特征,则很有可能中了此病毒。 ·病毒运行后会自动连接网站。 ·病毒会释放出Bride.exe,Msconfig.exe,Regedit.exe三个文件到系统目录;释放出:Help.eml, Explorer.exe文件到桌面。 ·病毒会在注册表的HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionR
27、un项中加入病毒Regedit.exe的路径。 ·病毒运行时会释放出一个FUNLOVE病毒并将之执行,而FUNLOVE病毒会在计算机中大量繁殖,造成系统变慢,网络阻塞。 ·病毒会寻找计算机中的邮件地址,然后按照地址向外大量发送标题为:<被感染的计算机机名>(例:如果用户的计算机名为:张冬, 则病毒邮件的标题为:张冬)的病毒邮件。 ·病毒还会杀掉几十家国外著名的反病毒软件。 用户如果在自己的计算机中发现以上全部或部分现象,则很有可能中了Bride(Worm.bride病毒,请用户立刻用手中的杀毒软件进行清除。 2、使系统变慢的阿芙伦病毒 病毒类型:蠕虫病
28、毒 发作时间:随机 传播方式:网络/文件 感染对象:网络 警惕程度: 病毒介绍: 此病毒可以在Windows 9X、Windows NT、Windows 2000、Windows XP等操作系统环境下正常运行。病毒运行时将自己复到到TEMP、SYSTEM、RECYCLED目录下,并随机生成文件名。该病毒运行后,会使消耗大量的系统资源,使系统明显变慢,并且杀掉一些正在运行的反病毒软件,建立四个线程在局域网中疯狂传播。 病毒特征 如果用户发现计算机中有这些特征,则很有可能中了此病毒: ·病毒运行时会将自己复到到TEMP、SYSTEM、RECYCLED目录下,文件名随机 ·病毒运
29、行时会使系统明显变慢 ·病毒会杀掉一些正在运行的反病毒软件 ·病毒会修改注册表的自启动项进行自启动 ·病毒会建立四个线程在局域网中传播 用户如果在自己的计算机中发现以上全部或部分现象,则很有可能中了“阿芙伦(Worm.Avron)”病毒,由于此病毒没有固定的病毒文件名,所以,最好还是选用杀毒软件进行清除。3、恶性蠕虫 震荡波 病毒名称: Worm.Sasser 中文名称: 震荡波 病毒别名: W32/Sasser.worm Mcafee 病毒类型: 蠕虫 受影响系统:WinNT/Win2000/WinXP/Win2003 病毒感染症状: ·莫名其妙地死机
30、或重新启动计算机; ·系统速度极慢,cpu占用100%; ·网络变慢; ·最重要的是,任务管理器里有一个叫"avserve.exe"的进程在运行! 破坏方式: ·利用WINDOWS平台的 Lsass 漏洞进行广泛传播,开启上百个线程不停攻击其它网上其它系统,堵塞网络。病毒的攻击行为可让系统不停的倒计时重启。 ·和最近出现的大部分蠕虫病毒不同,该病毒并不通过邮件传播,而是通过命令易受感染的机器 下载特定文件并运行,来达到感染的目的。 ·文件名为:avserve.exe 解决方案: ·请升级您的操作系统,免受
31、攻击 ·请打开个人防火墙屏蔽端口:445、5554和9996,防止名为avserve.exe的程序访问网络 ·手工解决方案: 首先,若系统为WinMe/WinXP,则请先关闭系统还原功能; 步骤一,使用进程程序管理器结束病毒进程 右键单击任务栏,弹出菜单,选择“任务管理器”,调出“Windows任务管理器”窗口。在任务管理器中,单击“进程”标签,在例表栏内找到病毒进程“avserve.exe”,单击“结束进程按钮”,点击“是”,结束病毒进程,然后关闭“Windows任务管理器”; 步骤二,查找并删除病毒程序 通过“我的电脑”或“资源管理器”进入 系统安装目录(Winnt或w
32、indows,找到文件“avser ve.exe”,将它删除;然后进入系统目录(Winntsystem32或windowssystem32,找 到文件"*_up.exe", 将它们删除; 步骤三,清除病毒在注册表里添加的项 打开注册表编辑器: 点击开始>运行, 输入REGEDIT, 按Enter; 在左边的面板中, 双击(按箭头顺序查找,找到后双击): HKEY_CURRENT_USERSOFTWAREMicrosoftWindowsCurrentVersionRun 在右边的面板中, 找到并删除如下项目:"avserve.exe" = %Syst
33、emRoot%avserve.exe 关闭注册表编辑器。第二部份 系统加速 一、Windows 98 1、不要加载太多随机启动程序 不要在开机时载入太多不必要的随机启动程序。选择“开始程序附件系统工具系统信息系统信息对话框”,然后,选择“工具系统配置实用程序启动”,只需要internat.exe前打上钩,其他项都可以不需要,选中后确定重起即可。 2、转换系统文件格式 将硬盘由FAT16转为FAT32。 3、不要轻易使用背景 不要使用ActiveDesktop,否则系统运行速度会因此减慢(右击屏幕寻显示器属性Web标签将其中关于“活动桌面”和“频道”的选项全部取消。 4、设置虚拟内存 自己设定虚
34、拟内存为机器内存的3倍,例如:有32M的内存就设虚拟内存为96M,且最大值和最小值都一样(此设定可通过“控制面板系统性能虚拟内存”来设置。 5、一些优化设置 a、到控制面板中,选择“系统性能 文件系统”。将硬盘标签的“计算机主要用途”改为网络服务器,“预读式优化"调到全速。 b、将“软盘”标签中“每次启动就搜寻新的软驱”取消。 c、CD-ROM中的“追加高速缓存”调至最大,访问方式选四倍速或更快的CD-ROM。 6、定期对系统进行整理 定期使用下列工具:磁盘扫描、磁盘清理、碎片整理、系统文件检查器(ASD、Dr Watson等。二、Windows 2000 1、升级文件系统 a、如果
35、你所用的操作系统是win 9x与win 2000双重启动的话,建议文件系统格式都用FAT32格式,这样一来可以节省硬盘空间,二来也可以与132. My father likes _ (read newspaper in the evening.之间能实行资源共享。 133. There is nothing _ (worry about.134. A computer tells the robot what _ (do.DOS 环境下安装完 9x 在 C 区,再在 9x 137. The box is too heavy _ (carry.138. Cody is a good dog. H
36、e likes _ (follow people.2000在另一个区内,并且此区起码要有800M的空间以上140. My father often tells me _ (not swim in the river because it's over 4 metres deep.b、如果阁下只使用win 2000NTFS格式,这样一来可节省硬盘空间,二来稳定性和运转速度更高,并且此文件系统格式有很好的纠错性;但这样一来,DOS和win 9x系统就不能在这文件系统格式中运行,这也是上面所说做双启动最好要用1. reads 2. Does, clean 3. are having 4. d
37、id, stay 5. is listening格式才能保证资源共享的原因。而且,某些应用程序也不能在此文件系统格式中运行,大多是 DOS 11. did, do, wrote 12. will be 13. is leaving 14. doesn't listen提醒:在win 2000下将文件系统升级为NTFS格式的方法是,点击“开始-程序附件”38. helps 39. get 40. will show 41. make 42. have talked命令提示符43. has, been 44. Have, visited, have 45. Has, told, hasn&
38、#39;t"convert drive_letter:/fs:ntfs",其中的"drive"是你所要升级的硬盘分区符号,如C区;还需要说明的是,升级文件系统,不会破坏所升级硬盘分区里的文件,无需要备份。 56. hadn't finished 57. hadn't 58. hadn't gone 59. would fly60. would be 61. would meet 62. would win 63. wouldn't make再运行“-删除程序”,就会看见多出了个73. is spoken 74. be bu
39、ilt 75. be written 76. be covered/77. be tied 78. been sent 79. is spoken 80. was invented 81. is snowing, not go组件”的选项; 86. has been 87. have, been 88. smoking 89. describing90. reading 91. ski 92. swimming 93. to do 94. talking文件夹选项”,在“查看”标签里选中“显示所有文件和文件夹”,此时在你安装112. to learn 113. think 114. to br
40、ing 115. cry116. to have 117. sleep 118. singing 119. to feed124. seeing 125. stay, play 126. considering 127. to carryc 、右击 “ 我的电脑 ” ,选中 “ 管理 ” ,在点 “ 服务和应用程序 ” 下的 “ 服务 ” win 2000 上加载的各个程序组见,其中有许多是关于局域网设置或其它一些功能的,你完全可以将你不使用的程序禁用; 1. You and I _ of the same age.Alertr,如果你不是处于局域网中,完全可以它设置为禁用;还有Fax Ser
41、vice,不发传真的设置成禁用;Print Spooler,没有打印机的设置成制用;Uninterruptible power Supply,没有A. is B. are C. has D. be3. His family _ going to have a long journey.A. has B. have C. is D. are4. Two hours _ enough for me to finish the work.A. is B. are C. have D. were5. It _ John and Mike who cleaned the classroom.A. are
42、 B. were C. was D. has been6. There _ a lot of waste paper in his desk.A. has B. is C. are D. have7. He is one of the children who _ fond of playing football.A. is B. are C. was D. were8. Everyone in the class _ very happy.A. am B. is C. are D. were9. Half of the money _ mine.A. am B. is C. are D. w
43、ere10. Not only I but also Fangfang _ interested in the film.A. am B. is C. were D. are11. This pair of glasses _ me.A. dont fit B. doesnt fit C. fits not D. not fit12. He or I _ right.A. are B. is C. am D. be13. No news _ good news.A. am B. is C. are D. be14. The police _ over there.A. am B. is C.
44、are D. be15. Neither of the students _ got their test paper.A. have B. has C. is D. are16. Every student and every teacher _.A. are going to attend the meeting B. have attend the meetingC. has attended the meeting D. is attended the meeting17. Half of the workers here _ under twenty _.A. isyears B.
45、areyear oldC. isyears old D. areyears old18. The number of pages in the dictionary _ about two thousand.A. are B. has C. have D. is19. Nothing but six chairs _ in the room.A. are B. is stayed C. is D. are left20. Many a student _ interested in the film.A. is B. are C. have D. were答案:1.B 2.A 3.D 4.A
46、5.C 6.B 7.B 8.B 9.B 10.B11.B 12.A 13.D 14.A 15.C 16.B 17.B 18.B 19.B 20.B1. Mr Smiths plane _ . Lets wait for him here .A. hasnt arrived B. didnt arrive C. doesnt arrive D. couldnt arrive2. Almost all the water _ gone . Please save water !A. are B. is C. have D. were3. Look ! There is a tall tree ov
47、er there . Can you _ , Dave ? Yes , let me have a try .A. fall off it B. send up C. come down it D. climb up it4. Mr Li is out . But he _ here ten minutes ago.A. was B. is C. will be D. would be5. Look ! The bus is coming . But its full of people . We cant _ it .A. get off B. get down C. get on with
48、 D. get on6. Its six oclock now . Its time _ .A. get up B. got up C. to get up D. getting up7. Jane _ a new dress every month when she was in Shanghai .A. buys B. is buying C. bought D. will buy8. Everyone except Tom and John _ there when the meeting began .A. is B. was C. are D. were9. The flowers
49、start to _ in spring .A. come in B. come out C. come form D. come to10. Excuse me . May I _ you to pass me the sugar ?A. keep B. make C. let D. trouble11. Who jumps the farthest in your school ? Henry _ .A. does B. jumps C. has D. is12. You were on the farm yesterday , _ you ?A. didnt B. dont C. are
50、nt D. werent13. The girl enjoys _ to the radio very much .A. listen B. to listen C. listening D. listened14. Mr King _ in Beijing since 1980 . He teaches English in a middle school .A. lives B. is living C. lived D. has lived15. How long may I _ the library book , please ?A. lend B. keep C. borrow D
51、. return16. Where is Tom ? He hasnt come to school today . I think he _ be ill .A. has to B. should C. may D. need17. Lets _ a talk about learning Chinese .A. had B. having C. to have D. have18. There _ some milk in the glass .A. is B. are C. have D. has19. Li Ping studied hard , _ he ?A. was B. did
52、 C. wasnt D. didnt20. The bag is light . Wang Ping can _ it by herself .A. find B. watch C. carry D. learn21. I want to be a doctor when I _ .A. grow up B. talk about C. agree with D. get up22. Its very hot here . Youd better _ your coat .A. put on B. get on C. take off D. put in23. Both Kate and I _ ready
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