课后参考答案
unit 1
〖Ex. 1〗根据课文内容，回答以下问题：
1) It is primar ily respon sible for execut ing instru ction s.
2) Throug h the monito r.
3) All proces sors,memory module s, plug-in cards, daught erboa rds, or periph eraldevice s can be plugge d in thosocket s.
4) The binary system is ud.
5) Throug h clever format ting.
6) They are simila r to each other. ROM only cannot be altere d and does not lo its conte n t s when poweris remove d.
enthusiasm形容词
7) “Mous”
8) Floppy diskscan be remove d from theirdrives and hard diskscan’t.
9) Becaus e it is faster than many typesof parall el port.
10) I/O Port.
〖Ex. 2〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）
〖Ex. 3〗把下列句子翻译为中文：
1）绝大部分计算机上键盘是主要的文本输入设备。
2）最常见的鼠标器顶部有两个按钮，左按钮是用得最多的。
vov3）Win 95 和其它操作系统让用户可以调节鼠标器的灵敏度。
4）有些系统向用户提供几种不同的光标显示方式供选择。
5）有些人用鼠标垫子提高鼠标球滚动的摩擦力。
6）右边第二个按钮通常提供一些不太常用的功能。
7）有些鼠标器厂家也为左撇子提供适用的鼠标驱动程序。
8）如今鼠标器是任何个人计算机用户图形界面不可分割的一部分。
9）键盘也包括某些标准功能键。
10）IBM兼容机为商用机（也可用于家庭）
〖Ex. 4〗把下列短文翻译成中文
系统前面板和普通键盘有专门控制键，用户可以使用这些控制键实现主要的多媒体功能：观相片、听音乐和看电影。前面板还有为看电视和阅读电视指南而设的快速启动按钮。
〖Ex. 6〗将左栏和右栏的单词匹配构成复合单词后再将其翻译成中文：
〖Ex. 7〗用名词做宾语将下面汉语译成英语
1. The orderof access to differ ent locati ons does not affect the speedof access.
2. We typica lly/usuall y storedata in Ram. (or Data is typica lly/usuall y stored in Ram.)
3. The moucan contro l a pointe r on the screen.
4. Some keyboa rds have indepe ndent shiftlock and caps lock keys.
〖Ex. 8〗用that从句做宾语将下面汉语译成英语
1. You should know that you can not only read data from the disk but also writenew infor m a tion to it.
2. You should realiz e that floppi es do not hold too much data.
3. Our comput er teache r said that USB is much slower than Firewi re.张京翻译
jet lag
4. I think/believ e that the CPU is primar ily respon sible for execut ing instru ction s.
〖Ex. 9〗用疑问连词引出的从句充当宾语翻译下列各句。
あいりみく
1. Please say what the monito r does.
2. I wonder (want to know) why the memory can produc e arbitr ary ration al number s.
3. I don’t know whethe r all the diskscan be remove d from theirdrives or not.
4. Can you sugges t whereI can buy a U disk?
〖Ex. 10〗根据文章所提供的信息判断正误
1. (F)
2. (F)
3. (T)
4. (T)
5. (F)
6. (F)
7. (T)
8. (T)
9. (T) 10. (T) 11. (F) 12. (T) 13. (F) 14. (T)
unit 2
〖Ex. 1〗根据课文内容，回答以下问题：
1) Some drives are not capabl e of having new data writte n to them, such as CD-ROM or DVD-ROMs.
2）The signal s or poweris transm itted alongthe bus.
3）The are meantto perfor m ur-define d tasks.
4）Yes, it can also demodu lateanalog signal s and conver ts them to digita l signal s.
5）UsingPCI, a comput er can suppor t both new PCI (32 bit) cardswhilecontin uingto suppor t Indust ry Standa rd Archit ectur e (ISA) expans ion cards(16 bit).
6) To promot e standa rds for a credit card-size memory or I/O device that wouldfit into
a notebo ok or laptop comput er.
7) “P & P” refers to such device s that you plug into a comput er and the operat ing syste
m can recogn ize automa tical ly.
8) It allows PC to commun icate with periph eralhardwa re such as disk drives, tape drive
s, printe rs, scanne rs etc., much faster than previo us interf aces.
9) CD-ROM can storelargeamount s of inform ation.
10) Becaus e it stores the comput er's operat ing system, files, progra ms and docume nts.
11) It ndsthe images to the monito r.
12) Inkjet s and bubble jets can.
13) Graphi c intens ive urswill.
14) It cannot reprod uce music, sounds and voices.
15) BIOS or CMOS.
语）
〖Ex. 3〗把下列句子翻译为中文：
1）带宽通常用每秒钟的位数来计量。迪拜十大建筑
2）56K的调制解调器每秒钟能够转换大约57,000位。
3）ISA（工业标准结构）是标准总线结构，与IBMAT主板相关。
4）声音可以通过喇叭或耳机输出。
5）一个G字节相当于1000个兆字节。
6）鼠标器，键盘和打印机都可以通过电缆线与计算机连接。
7）打印机电缆通常为数据的传输提供串行或并行的通道。
8）声音可以通过连接在计算机上的麦克风输入。
9）例如，打印机打印结束后就会向计算机发出中断信号。
英语b级成绩查询入口
10）声卡让你听音乐CD，欣赏DVD电影强烈的音响效果，录音编辑音频文件。
〖Ex. 4〗把下列短文翻译成中文
Intel865PE作为一个新的主流平台，尽管速度不如875P那么快，但与以前的850E芯片组基础上的高端性能相比，在强烈依赖内存的多媒体中及实时三维应用软件中具有极高的性能。除了低成本系统，Intel把865系列定位为所有系统的主流平台。对于手头拮据的家庭用户和IT用户，这提高了性能水平。而这在以前只有发烧友和低端工作站级系统才使用。
〖Ex. 7〗用动词不定式或V-ing做宾语将下面汉语译成英语
1. I prefer to u/usingthe inkjet rather than the larprinte r.
2. As techno logic al improv ement s were made, the overal l size of comput ers beganto shrin k/shrink ing.
3. If you are a graphi c intens ive ur, you can’t avoidusing a scanne r.
4. If you’re planni ng to play multim ediagames,make sure you have a soundcard/you have to own a soundcard/your comput er has to be equipp ed with a soundcard.
hepan5. When your monito r failsto displa y any charac ter，try checki ng the videocard.
6. Thereare viruse s in the hard disk, whichneed killin g/to be killed.
7. I sugges t you buying a 56K modem.
8. How forget ful you are! You forgot my tellin g you that GB stands for gigaby te.
9. When a printe r has finish ed printi ng, it ndsan interr upt signal to the comput er.
10. I’m planni ng/intend ing/meanin g to buy a notebo ok rather than a deskto p comput er.
〖Ex. 8〗根据文章所提供的信息判断正误
1. (F)
2. (F)
3. (F)
reprent4. (T)
5. (T)
6. (F)
7. (T)
8. (F)
9. (F) 10. (T) 11. (T) 12. (T) 13. (T) 14. (F)
unit 3
〖Ex. 1〗根据课文内容，回答以下问题：
1) It is produc ed in or on a smallsliceof silico n.
2) It is read only memory, ie. a kind of perman ent memory that cannot be change d.
英语培训哪个机构好3) This measur ement is genera lly ud when descri bingthe speedof comput er system s.
4) It contro ls the data flow betwee n the proces sor, memory, and the othercompon entsof the system.
5) It retain s its data afterthe poweris remove d.
6) It us a synchr onous interf ace to do it.
7) The purpos e is to ensure all commun icati on from the chipse t is collec ted by the clock e dge, provid ing a contro lleddelayon heavil y loaded memori es.
8) They are nanose cond(loweris faster) and MHz(higher is faster). The former is for EDO and FPM and the latter is for SDR SDRAM, DDR, SDRAM, and RDRAM.
9) SRAM does not need to be refres hed and it retain s its conten ts even when the main curre n t is turned off whileDRAM is a kind of volati le memory.
10) Hard drive.
〖Ex. 2〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）
