科技英语学习通超星期末考试答案章节答案2024年

科技英语学习通超星期末考试章节答案2024年指出划线部分的语法现象。(1)AsecondareawheretheU.S.andEuropedifferedisinthehumblematterofphonenumbers.(2)Cordlesstelephonesaredevicesconsitingofabasestationandahandset.(3)Thisdecisionresultedindifferentmanufacturersproducingdifferentkindsofmobilephones.(4)Thereisabufferabouttwocellswide,providingforgoodseparationandlowinterference.(5)Atthecenterofeachcellisabasestationtowhichallthephonesinthecelltransmit.

答案:(1)where引导限制性定语从句，先行词为asecondarea(2)现在分词短语作devices的后置定语(3)动名词复合结构作宾语(4)现在分词短语作状语(5)which引导限制性定语从句，先行词为abasestation英译汉。Thekeyideathatgivescellularsystemsfarmorecapacitythanprevioussystemsissmallercellsandthereuseoffrequenciesinnearbycells.

答案:蜂窝系统比以前系统具有大得多的容量，关键的思路在于蜂窝更小，以及附近蜂窝内的频率重用。中文词组翻译。(1)设备厂商______

(2)移动电话______

(3)基站_________

(4)这个小区里的所有移动台_______

(5)系统容量_______

答案:equipmentmanufacturer;mobilephone;basestation;allmoblestationsinthiscell;systemcapacity指出划线部分的语法现象。(1)Comparedtotheoldtechnology,transistorsweremuchsmaller,fasterandcheaper.(2)Thefunctionsperformedbyaprocessorwereimplementedusingseveraldifferentlogicchips.(3)Figure1.2showsasimplemicroprocessorcapableofdoingthosethreethings.(4)Theinstructiondecodertellstheinstructionregistertolatchthevaluecurrentlyonthedatabus.(5)Yearspassedwithoutanybodymakingtheproblemsolutionsimpler.

答案:(1)过去分词短语作状语(2)过去分词短语作thefunctions的后置定语(3)形容词短语作asimplemicroprocessor的后置定语(4)介词短语作thevalue的后置定语(5)with结构的否定形式作状语中英文互译(1)指令译码器______

(2)地址总线________

(3)处理器______

(4)流水线______

(5)寄存器______(6)machineopcode________

(7)execution_______

(8)microprocessor____

(9)ROM_____

(10)memory_____

答案:instructiondecoder;addressbus;processor;pipeline;register;机器操作码;执行;微处理器;只读存储器;(10)存储器把中文(数字编号)和英文(字母编号)匹配起来。

答案:A、store;B、instructiondecoder;C、flip-flop;D、BIOS;E、reset;F、addresslatch;G、carrybit;H、adder;I、buffer;J、standfor;K、operatingsystem;L、harddisk;M、beresponsiblefor

;N、memory;O、bootsector;P、latch;Q、ROM;R、byte;S、register;T、RAM词形变换(按要求填写课文出现的单词)simple(形容词)—_________(副词)

capable(形容词)—_________

(名词)compare(动词)—_________

(名词)

connect(动词)—_________(反义词)input(动词/名词)—_________(反义词)

答案:simply;capability;comparison;disconnect;output把英文缩写展开：ROM：

_______只读存储器RAM：_______随机访问存储器

BIOS：

_______基本输入/输出系统

答案:read-onlymemory;random-accessmemory;basicinput/outputsystem选词填空(每个词只能使用一次，必要时需要对词语变形):set，use,what,which,that

(1)Asabasicelement,theflip-flopis_____

indigitalcircuits.(2)Aregisterisa______offlip-flopsinparallel.(3)Thememoryconsistsofanarrayofflip-flops,in______eachrowisconnectedtoadatacomparator.(4)TheadvantageofROMis_____itcanbemanufacturedatthelowestprice.(5)______thedigitalageneededwasatrulydigitalcomponentthatcouldreplacethevacuumtube.

答案:used;set;which;that;What请把第一组的英文与第二组的中文匹配起来。

答案:A、存储器位置;B、程序计数器;C、浮点数;D、指令;E、加法;F、一般来说;G、每次;H、时钟周期;I、除法;J、个人计算机;K、减法;L、每秒百万条指令;M、地址总线;N、芯片内时延;O、在...以前;P、数据总线;Q、便携式电子计算器;R、最高时钟速度;S、乘法;T、算术逻辑单元词性变换：必须填写本课文出现的单词。computation(名词)—_________(动词)

engine—_________(工程师)power(名词)—_________(形容词)

add(动词)—_________

(加法)—_________(加法器)calculator(名词)—_________(动词)

improve(动词)—_________(名词)different(形容词)—_________(名词)

relate(动词)—_________(名词)

subtract(动词)—_________

(名词)

multiply(动词)—_________

(名词)divide(动词)—_________

(名词)

decide(动词)—_________(名词)send(动词)—_________(反义词)

execute(动词)—_________(名词)

答案:compute;engineer;powerful;addition;adder;calculate;improvement;difference;relationship;(10)subtraction;(11)multiplication;(12)division;(13)decision;(14)receive;(15)execution写出以下缩略语的展开：PC：____________________________________个人计算机

MIPS：

_________________每秒百万条指令ALU：________________算术逻辑单元

答案:personalcomputer;MillionInstructionsPerSecond;arithmeticlogicunit选词填空，必要时进行词形变换。注意：一个词只能使用一次。给定单词为discrete,cheap,number,conduct,compare,depend1.Atransistor_____avariableamountofelectricitythroughit,_____onhowmuchelectricityisinputtoit.2.______tovaccumtubes,transistorsweremuchsmaller,faster,and______.3.Unlike______components,theICchipsarelarge______oftransistorsmanufacturedonasinglepieceofsemiconductormaterial.

答案:conducts;depending;Compared;cheaper;discrete;numbersWhichofthefollowingsubstances(物质)

issemiconductormaterial?

答案:siliconTherearenomovingpartsinatransistor.Thismeansthatthetransistorisa____device.

答案:solidstateJustlikethevacuumtube,thetransistorisalsoasolidstatedevice._____

答案:FalseTheadvantagesofthetransistor____

thevacuumtubewereenormous.

答案:over写出以下缩略语的英文展开：IC：___________________

VLSI：___________________

CPU：___________________

答案:integratedcircuit;verylarge-scaleintegration;centralprocessingunit词汇变换(只能使用课文里出现的词)invent(动词)—__________(名词)

like(介词)—__________(反义词)rely(动词)—__________(形容词)

evolve(动词)—__________(名词)original(形容词)—__________(副词)

create(动词)—__________(名词)internal(形容词)—__________(副词)

conductor(名词)—__________(动词)miniaturization(名词)—__________(动词)

integrate(动词)—__________(名词)consume(动词)—__________(名词)

require(动词)—__________(名词)manage(动词)—__________(形容词)

答案:invention;unlike;reliable;evolution;originally;creation;internally;conduct;miniaturize;(10)integration;(11)consumption;(12)requirement;(13)manageable将选项A~T与1~20按意思进行匹配，在字母A~T后填入数字编号。1.electronics

2.transistor

3.electricity

4.digitalswitch

5.

vacuumtube6.solidstate

7.integratedcircuit

8.

semiconductor

9.phyicalform

10.silicon

11.powerconsumption

12.

discretecomponent

13.circuitboard

14.logicchipA.分立器件____

B.集成电路____

C.电子学____

D.固态____

E.半导体____

F.晶体管____

G.真空管____

H.硅_____

I.逻辑芯片____

J.数字开关___

K.功耗____

L.电路板____

M.物理形态____

N.电_____

答案:12;7;1;6;8;2;5;10;14;(10)4;(11)11;(12)13;(13)9;(14)3注意：在作业本上书写，待老师批改后，再拍照上传提交；为了便于日后复习，建议抄题。一、指出划线部分语法现象（回答方式举例：“which引导非限制性定语从句，代替先行词xx在从句中作主语”“过去分词短语作xx的定语”），并翻译。(1)

Allthatoneshoulddoistoadjusttheresistance(电阻).(2)

Intheinputcharacteristicsofatransistor,thereisadeadspacethataffectssmallsignals.

(3)

Microcontrollersarespecial-purpose(专用的)computers,whichdoonethingverywell.(4)

EachcomputerconnectedtotheInternethasanIPaddress.(5)

It’saprogrammer’sjobtowriteefficientcodesrunningonthemicroprocessors.二、句子翻译（必须使用本课学习到的单词、短语，并按提示完成）(1)

缩微化是保持低功耗的关键之一。（过去式，thekeytodoing，keep复合宾语）(2)

超大规模集成电路通常包含数以百万计的晶体管，这些晶体管在单片硅材料上制造并被连接在一起。（一般现在时，contain，manufacture，使用非限制性定语从句）(3)

人们使用各种方式来实现处理器执行的功能。(使用被动语态并省去人们，various，implement，perform，划线部分使用分词短语作定语，)(4)

与真空管相比，晶体管的可靠性要高得多，且更容易制造。（compare，far,reliable,manufacture）(5)

芯片指的是集成电路元件而不是分立元件。

答案:一、(1)

that引导限制性定语从句，代替先行词all在从句中宾语。我们要做的就是调整电阻大小。(2)

that引导限制性定语从句，代替先行词adeadspace在定语从句中作主语。在晶体管的输入特性中，存在影响小信号的死区。(3)

which引导非限制性定语从句，代替先行词computers在从句中作主语。微控制器是一种专用计算机，它能很好地完成一件事。(4)

过去分词短语作eachcomputer的定语。连接到Internet的每台计算机都有一个IP地址。(5)

现在分词作codes的后置定语。编写运行在微处理器上的高效代码是程序员的工作。二、(1)

Miniaturizationwasoneofthekeystokeepingpowerconsumptionlow.(2)

Verylarge-scaleintegrationcircuitstypicallycontainmillionsoftransistors,whicharemanufacturedonasinglepieceofsiliconandconnectedtogether.(3)

Variouswaysareusedtoimplementthefunctionsperformedbyaprocessor.(4)

Comparedwithvacuumtubes,transistorsarefarmore