unit 4 computer facts知识点及练习题

精品文档2016全新精品资料全新公文范文全程指导写作独家原创1/24UNIT4COMPUTERFACTS知识点及练习题CHAPTER2COMPUTER一基础篇（一）核心单词1IMPORTANTA重要的IMPORTANCEN重要性2NECESSARYA必要的NEEDVAUX必须3HAPPYA快乐的，幸福的HAPPILYADV幸福地4PLANPLANNED，V计划PLANN计划5HIDEHID,HIDDENV隐藏6BREAKBROKE,BROKENV打破，违犯FREEZEFROZE,FROZENV使结冰，使冷冻7CALCULATORN计算器8OPERATEV动手术HOWDOYOUOPERATETHISNEWMACHINEOPERATIONN手术9ELECTRICA电的ELECTRICLIGHT电灯ELECTRICITYN电ELECTRONICADJ电子的10WEIGHV称的重量WEIGHSTHFORSBTHEWATCHWEIGHS045KGWEIGHTN重量精品文档2016全新精品资料全新公文范文全程指导写作独家原创2/2411AGREEV同意12WHATDOESJOYCETHINKOFSICHUANFOOD觉得怎么样HOWDOESJOYCELIKESICHUANFOOD比较WHATDOESTHETHIEFLOOKLIKE某人长什么样HOWDOESTHETHIEFLOOK13TASTEN味道，味觉TASTEV品尝THEDISHTASTESGOODHETASTEDTHEDISHANDFOUNDITWASQUITETASTY14COPYN副本，拷贝V抄写ACOPYOFTHEQUESTIONS；ACOPYOFSHANGHAISTUDENTSPOSTICOPIEDTHETEXTTWICEYESTERDAY15HISTORYN历史HISTORICALADJ历史的16DEVELOPV发展DEVELOPMENTN17DIFFICULTA困难的DIFFICULTYN困难18BUSINESSMANN女商人BUSINESSWOMANN男商人BUSYA忙的BUSINESSN生意BUSINESSHOURS/LETTERS19POSSIBLEA可能的IMPOSSIBLEA不可能的POSSIBLYADV可能地20LIKEV喜欢DISLIKEV不喜欢21HONESTA诚实的HONESTYN诚实DISHONESTA不诚实的22LENGTHN长度LONGA长的精品文档2016全新精品资料全新公文范文全程指导写作独家原创3/24HEIGHTN高度HIGHA高的WEIGHTN重量WIDEA宽的，宽阔的23MOUSEN老鼠鼠标24KNOWLEDGEN知识KNOWV知道，认识25TYPEN类型V打字26PRINTV打印印刷27JUDGEN法官V判断审判28THUSADV如此；这样；因而29几组反意词FASTSLOW,HIGHLOW,HEAVYLIGHT,FLATROUGH（二）词组1PLANTODOSTH计划做某事IPLANTOSTUDYABROADNEXTYEARV2OPERATEONSB为某人开刀3GIVEACOMPUTERINSTRUCTIONSBYPUTTINGAPROGRAMINTOIT通过往计算机中输入程序来给计算机指令BYDOINGSTH通过干。HEDECORATEDACHRISTMASTREEBYUSINGALOTOFCOLOUREDLIGHTS他用很多彩灯来装饰圣诞树4RAISEQUESTIONS提问,RAISEONEHAND举手RAISEAPET养宠物,RAISESOMEMONEY酬钱,RAISEV举起提升；提出；提高；及物动词后接宾语RISEV精品文档2016全新精品资料全新公文范文全程指导写作独家原创4/24上升上涨；增长；起立；不及物动词，后不接宾语比较THERIVERROSETWOFEETTHESUNRISESINTHEEASTHEROSEEARLYTODOMOREREADINGHEROSETOANSWERTHEQUESTION5BEMADEOFWOOD用制成6LOSEWEIGHT减肥,PUTONWEIGHT增肥7AGREEWITHSB同意某人8SOTHAT以便HEGOTUPEARLYSOTHATHECOULDCATCHTHESCHOOLBUSHEGOTUPEARLYINORDERTOCATCHTHESCHOOLBUS9ANUMBEROF复数名词很多，一些（谓复）ANUMBEROFPEOPLEHAVESEENTHISFILM10DEPANDON依靠依赖HEHASGROWNUPSOHEHASNTDEPENDEDONHISPARENTSANYLONGER他已长大了，他不再依靠父母了11COMMONKNOWLEDGE常识ITISCOMMONKNOWLEDGETHATTHEEARTHMOVESAROUNDTHESUN地球围绕太阳转是常识。12FOETHESEREASONS由于这些原因13THEANSWERTOTHEQUESTION这个问题的答案TO表示“的”精品文档2016全新精品资料全新公文范文全程指导写作独家原创5/24类似用法THEKEYTOTHEDOORTHESOLUTIONTOTHEPROBLEM14FORTHETIMEBEING暂时眼下15CREATENEWIDEAS创造新思想16HAVENOTHINGTODO无所事事17CHANGEOURLIVES改变我们的生活18AHUMANBEING人类19MAKEAMISTAKE犯错误20FOREXAMPLE例如（用作插入语）,后接句子SUCHAS例如（只加STH或DOINGSTH）后接单词或词组INMANYCOUNTRIES,ITALY,FOREXAMPLE,FAMILYLIFEISMUCHMOREIMPORTANTTHANHEREPEOPLESUCHASMYSISTERGETEXCITEDEASILY21INHISTORY在历史上（三）英文解释1DEPENDONRELYONNEED依靠，依赖DONOTDEPENDONYOURDICTIONARYALLTHETIME2FORTHETIMEBEINGATPRESENTNOW暂时眼下现在ILLLETYOUKEEPTHEBOOKFORTHETIMEBEING,BUTYOUMUSTRETURNITTOMENEXTWEEK3FOREXAMPLE例如（用作插入语）SUCHAS例如（只加STH或DOINGSTH）INMANYCOUNTRIES,ITALY,FOREXAMPLE,FAMILYLIFEISMUCHMO精品文档2016全新精品资料全新公文范文全程指导写作独家原创6/24REIMPORTANTTHANHEREPEOPLESUCHASMYSISTERGETEXCITEDEASILY4REALIZECOMETRUE实现5OVERMORETHAN超过6BEABLETOCAN能够7HARDLYEVERALMOSTNONE几乎不练习1WEOFTENCALLCOMPUTERS_BRAINSELECTRICITY2ITIS_THATSTUDENTSSHOULDATTENDALLTHELECTURESIMPORTANCE3WOULDYOULIKETOBUYMEAPACKETOF_FOODFREEZE4ICANUSEAWORDPROCESSORBUTIDONTUNDERSTANDITS_OPERATE5BANANASAREALWAYSSOLDBY_WEIGH6HEFINDSIT_TOSTOPSMOKINGDIFFICULTY7SHELOOKS_ENOUGH,YOUCANBELIEVEHERHONESTY10YANGZIRIVERISABOUT6300KILOMETERSIN_LONG11WHATSTHE_OFTHEMOUNTAINHIGH12COULDIHAVEAWORDWITHYOU,IFYOUARENOTTOO_BUSINESS13COMEASQUICKLYAS_POSSIBLY精品文档2016全新精品资料全新公文范文全程指导写作独家原创7/2414MYMOTHER_SEEINGYOUWITHMEBECAUSEYOUAREDISHONESTLIKE15SHEWILL_BETHEGREATESTWRITERINTHEFUTUREPOSSIBLE16THESUN_INTHEEASTAND_INTHEWESTARISESETBRAISESETCRISESSETSDRAISESSETS17SHELIKESTOPLAYOUTSIDE_SWIMMINGINTHERIVERANDCLIMBINGMOUNTAIN,ETCAFOREXAMPLEBSOASCSUCHASDSOTHAT18INWESTERNCOUNTRIES,CHILDRENOVER18SHOULDDEPENDONTHEMSELVESADEVELOPBRELYONCLIVEONDSPEND19_VISITORSFROMHOMEANDABROADWILLVISITSHANGHAIIN2010AANUMBEROFBTHENUMBEROFCHUGEAMOUNTSOFDANAMOUNTOF20SHEISSERIOUSLYILL,DOCTORSAREPREPARINGFOROPERATING_HERAINBFORCATDON二提高篇1UNHAPPYA不幸的，不快乐的2PLANTODOSTHBEGOINGTODOSTH计划做某事3BROKENARM,FROZENFOOD,HIDDENHELPERS精品文档2016全新精品资料全新公文范文全程指导写作独家原创8/244HARDLYEVERALMOSTNEVERWEHARDLYEVERGETFROSTINGUANGZHOU5EVERYWHEREHEREANDTHERE,INEVERYPARTFOOTBALLISPLAYEDEVERYWHEREINTHEWORLD6BEUNAWAREOFBENOTKNOWINGABOUT没有意识到THESTUDENTWASUNAWAREOFHISMISTAKEBEAWAREOF意识到7COMMONKNOWLEDGESOMETHINGTHATISKNOWNBYMOSTPEOPLE常识ITISCOMMONKNOWLEDGETHATTHEJAPANESEEATSUSHI8CALCULATEV计算CALCULATIONN计算，考虑9RARELYNOTOFTENSELDOM很少地PEOPLERARELYEATSNAKEINENGLANDPETERISRARELYLATE,ISHERARELY,NEVER,HARDLY,SELDOM,LITTLE,FEW表示否定10THEANSWERTOTHISQUESTIONTHEKEYTOTHEDOORAVISITTOTHEFACTORYTHETICKETFORTHEFILM11ESSENTIALVERYIMPORTANT,NECESSARYWATERISESSENTIALTO/FORLIFE12HOLDEACHOTHERSHAND握手,HOLDONESBREATH屏住精品文档2016全新精品资料全新公文范文全程指导写作独家原创9/24呼吸HOLDONAMINUTE稍等片刻,HOLDASPORTSMEETING举行一个校运会13HOLDSTHVBEFILLEDBY容纳THISROOMCANHOLD100PEOPLE14SALESMANN男销售员SALESWOMANN女销售员15BEMADEIN2001，BEMADEINCHINABEMADEFROMWOOD16DEAR/EXPENSIVETHECOATWAS100ITSEEMEDRATHERDEARHOUSESAREVERYEXPENSIVEINTHISAREADEAR指价格比一般情况高，EXPENSIVE指超过购买者的能力17HAVEAHISTORYOFYEARS拥有年的历史ILIKEHISTORY18THENUMBEROF的数量THENUMBEROFTHESTUDENTSINTHISSCHOOLIS1200三语法形容词的原级、比较级和最高级（1）本课出现的形容词1CHEAP_CHEAPER_THECHEAPEST,2FAST_FASTER_THEFASTEST3FAR_FARTHER_FARTHESTFAR_FURTHER_FURTHEST精品文档2016全新精品资料全新公文范文全程指导写作独家原创10/24FURTHER既可表示FARTHER的有形距离的“较远”，“更远”。也可表示“更多的”，“另一些”，“进一步的”等4BAD/ILLWORSEWORST5TASTYTASTIERTHETASTIEST6BEAUTIFUL_MOREBEAUTIFUL_THEMOSTBEAUTIFUL（2）考查重点XKB1COM中考试题对形容词的考查涉及形容词原级，比较级和最高级的各种句型、形容词作定语的位置、易混淆的形容词用法辨析等。其中，形容词比较等级句型、形容词修饰不定代词SOMETHING，ANYTHING，EVERYTHING，NOTHING时的位置，易混淆的形容词用法辨析等是考查的热点。一、形容词的一般用法1作定语，一般放在所修饰词的前面。例如，ITSACOLDANDWINDYDAY2作表语，放在系动词的后面。例如，HELOOKSHAPPYTODAY3形容词修饰SOMETHING，ANYTHING，NOTHING，EVERYTHING等复合不定代词时，须放在其后。例如，WOULDYOULIKESOMETHINGHOTTODRINK4表示长、宽、高、深及年龄的形容词，应放在相应的名词之后。精品文档2016全新精品资料全新公文范文全程指导写作独家原创11/24例如，HOWLONGISTHERIVERITSABOUTTWOHUNDREDMETRESLONG5只能作表语的形容词AFRAID害怕；ALONE独自的；ASLEEP睡着的；AWAKE醒着的；ALIVE活着的；WELL健康的；ILL病的；FRIGHTENED害怕的例如，THEMANISILL（正）THEILLMANISMYUNCLE（误）6貌似副词的形容词LONELY独自的；FRIENDLY友好的；LIVELY生动的；LOVELY可爱的二、形容词常用句型1“ITSADJOFSB不定式”表示“某人（做某事）怎么样”。注意这一句型中常用描述行为者的性格、品质的形容词，KIND（友善的），NICE（友好的），CLEVER（聪明的），FOOLISH（愚蠢的）等例如，ITSVERYKINDOFYOUTOHELPME（YOUAREVERYKINDTOHELPME）ITSVERYRUDEOFHERTOSAYSUCHWORDS（SHEISVERYRUDETOSAYSUCHWORDS）ITSFOOLISHOFHIMTOGOALONE（HEISFOOLISHTOGOALONE）精品文档2016全新精品资料全新公文范文全程指导写作独家原创12/242“ITSADJFORSB不定式”表示“做某事对某人来说怎么样”。注意这一句型中常用的形容词有IMPORTANT（重要的），NECESSARY（必要的），DIFFICULT（困难的），EASY（容易的），HARD（艰难的），DANGEROUS（危险的），SAFE（安全的），USEFUL（有益的），PLEASANT（舒适的），INTERESTING（有趣的），IMPOSSIBLE（不可能的）等。例如，ITSNOTEASYFORTHEMTOLEARNAFOREIGNLANGUAGE（TOLEARNAFOREIGNLANGUAGEISNOTEASYFORTHEM）ITSVERYIMPORTANTFORSTUDENTSTOLISTENTOTEACHERSCAREFULLY（TOLISTENTOTEACHERSCAREFULLYISVERYIMPORTANTFORSTUDENTS）ITSNECESSARYFORUSTOGETTOSCHOOLONTIME（TOGETTOSCHOOLONTIMEISNECESSARYFORUS）三形容词的比较级、最高级（一）规则变化1一般在词尾直接加ER或EST，例如，TALLTALLERTALLEST，LONGLONGERLONGEST2以不发音的字母E结尾的单词在词尾直接加R或ST，例如，NICENICERNICEST精品文档2016全新精品资料全新公文范文全程指导写作独家原创13/243以辅音字母Y结尾的词，把Y变为I，再加ER或EST，例如，HEAVYHEAVIERHEAVIEST4重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加ER或EST，例如，BIGBIGGERBIGGEST5部分双音节词和多音节词分别在原级前加MORE构成比较级和MOST构成最高级，例如，BEAUTIFULMOREBEAUTIFULMOSTBEAUTIFUL（二）不规则变化（见考纲）一、原级的用法1只能修饰原级的词，VERY，QUITE，SO，TOO例如，HEISTOOTIREDTOWALKON他太累了以至于不能再继续走了。MYBROTHERRUNSSOFASTTHATICANTFOLLOWHIM我弟弟跑得那么快以至于我跟不上他。2原级常用的句型结构（1）“甲BEAS形容词原级AS乙”表示“甲和乙程度相同”例如，TOMISASOLDASKATE汤姆凯特年龄一样大。（2）“甲BENOTAS/SO形容词原级AS乙”甲不如乙例如，THISROOMISNOTAS/SOBIGASTHATONE这个房间不如那个大。二、比较级的用法精品文档2016全新精品资料全新公文范文全程指导写作独家原创14/241可以修饰比较级的词，MUCH，ALOT，FAR，的多ALITTLE，ABIT，一点儿EVEN甚至，STILL仍然例如，LESSONONEISMUCHEASIERTHANLESSONTWO第一课比第二课容易得多。TOMLOOKSEVENYOUNGERTHANBEFORE汤姆甚至比以前更年轻。THISTRAINRUNSMUCHFASTERTHANTHATONE这辆火车比那辆跑地快。SHEDRIVESSTILLMORECAREFULLYTHANHERHUSBAND她开车仍然比她丈夫还认真。但注意MANYMORE和MUCHMORE的区别,MANYMORE后接可数名词,而MUCHMORE后接不可数名词2比较级常用的句型结构（1）“甲BE形容词比较级THAN乙”表示“甲比乙”或“甲比乙几倍”例如，TOMISTALLERTHANKATE汤姆比凯特高。（2）“甲BE形容词比较级THANANYOTHER单数名词（介词短语）”表示“甲比同一范围的任何一个人/物都”，含义是“甲最”。例如，THEYANGTZERIVERISLONGERTHANANYOTHERRIVERINCHINA精品文档2016全新精品资料全新公文范文全程指导写作独家原创15/24THEYANGTZERIVERISLONGERTHANANYOFTHEOTHERRIVERSINCHINA长江比中国的任何一条其他的河都长。THEYANGTZERIVERISLONGERTHANTHEOTHERRIVERSINCHINA长江比中国的其他所有的河都长。THEYANGTZERIVERISTHELONGESTRIVERINCHINA长江是中国最长的河流。注意THEYANGTZERIVERISLONGERTHANANYRIVERINJAPAN长江比日本的任何一条河都长。3“比较级AND比较级”表示“越来越”。例如，HEISGETTINGTALLERANDTALLER他变得越来越高了。THEFLOWERSAREMOREANDMOREBEAUTIFUL花儿越来越漂亮。HEDOESHISHOMEWORKMOREANDMORECAREFULLY他做作业越来越认真了。4“THE比较级，THE比较级”表示“越，越”。例如，THEMORECAREFULYOUARE，THEFEWERMISTAKESYOULLMAKE你越认真，犯的错误越少。6“特殊疑问词BE形容词比较级，甲OR乙”例如，WHICHISBIGGER，THEEARTHORTHEMOON哪一个精品文档2016全新精品资料全新公文范文全程指导写作独家原创16/24大，地球还是月球“特殊疑问词实意动词副词比较级，甲OR乙”例如，WHODRAWSBETTER，JENNYORDANNY谁画得比较好，詹妮还是丹尼3最高级常用句型结构5“主语BETHE形容词最高级单数名词IN/OF短语”表示“是中最的”。例如，TOMISTHETALLESTINHISCLASS/OFALLTHESTUDENTS汤姆是他们班上/所有学生当中最高的。THISAPPLEISTHEBIGGESTOFTHEFIVE这个苹果是五个当中最大的。“主语实意动词THE副词最高级单数名词IN/OF短语”表示“是中最的”。例如，IJUMPTHEFARTHESTINMYCLASS我是我们班跳得最远的。6“主语BEONEOFTHE形容词最高级复数名词IN/OF短语”表示“是中最之一”。例如，BEIJINGISONEOFTHELARGESTCITIESINCHINA北京是中国最大城市之一。7“特殊疑问词BETHE最高级甲，乙，OR丙”用于三者以上的比较。精品文档2016全新精品资料全新公文范文全程指导写作独家原创17/24例如，WHICHCOUNTRYISTHELARGEST，CHINA，BRAZILORCANADA哪一个国家最大，中国，巴西还是加拿大“特殊疑问词BETHE副词最高级甲，乙，OR丙”用于三者以上的比较例如，WHICHSEASONDOYOULIKETHEBEST，SPRING，SUMMERORAUTUMN你最喜欢哪一个季节，春天，夏天还是秋天形容词练习1IHAVE_TODOTODAYAANYTHINGIMPORTANTBSOMETHINGIMPORTANTCIMPORTANTNOTHINGDIMPORTANTSOMETHING2ISCHEMISTRYMOREDIFFICULTTHANPHYSICSNO，CHEMISTRYISNTAS_ASPHYSICSAEASYBDIFFICULTCEASIERDMOREDIFFICULT3BEIJINGISBECOMING_AND_AMOREBEAUTIFUL，MORE精品文档2016全新精品资料全新公文范文全程指导写作独家原创18/24BBEAUTIFUL，BEAUTIFULCMORE，MOREBEAUTIFULDMOREBEAUTIFUL，MOREBEAUTIFUL4_CHILDRENTHEREAREINAFAMILY，_THEIRLIFEWILLBEATHELESS，THEBETTERBTHEFEWER，THEBETTERCFEWER，RICHERDMORE，POORER5THEEXPERIMENTWAS_EASIERTHANWEHADEXPECTEDAMOREBMUCHMORECMUCHDMOREMUCH6OCT15THWASONEOF_DAYSIN2003THESHENZHOUVWASSENTUPSUCCESSFULLYAEXCITINGBMOREEXCITINGCTHEMOSTEXCITINGDMUCHEXCITING7IFEELEVEN_NOW精品文档2016全新精品资料全新公文范文全程指导写作独家原创19/24ABADBWELLCWORSEDWORST8HEISTALLERTHAN_INHISCLASSAANYBOYBANYCANYOTHERBOYDSOMEOTHERBOYS9THECARISRUNNING_ITSEEMSTOBEFLYINGAMOREANDFASTERBMOREANDFASTCFASTANDFASTDFASTERANDFASTER10ENGLISHISAS_ASCHINESEYOUSHOULDLEARNITWELLAIMPORTANTBMOREIMPORTANTCTHEMOSTIMPORTANTDMUCHMOREIMPORTANT11MUSICISNOTSOUSEFULASSCIENCEITS_USEFULTHANSCIENCEAFEWER精品文档2016全新精品资料全新公文范文全程指导写作独家原创20/24BLESSCMOREDALOT12YOUMUSTWEARGLASSESTHEYCANKEEPYOUREYES_ASOFTBSAFECSAFELYDSAFETY13HEIS_ENOUGHTOCARRYTHEHEAVYBOXASTRONGERBMUCHSTRONGERCSTRONGDTHESTRONGEST14THEBOXIS_HEAVYFORTHEGIRL_CARRYATOO，TOBTO，TOOCSO，THATDNO，TO15DOYOUHAVE_TOTELLUSASOMETHINGNEWBNEWSOMETHINGCANYTHINGNEW精品文档2016全新精品资料全新公文范文全程指导写作独家原创21/24DNEWANYTHING16DOYOUTHINKTHEF