課時作業(三)Unit4Cyberspace(本欄目內容，在學生用書中以獨立形式分冊裝訂！)Ⅰ.單句語法填空1．Mywallethas(disappear)fromthetable.答案：disappeared2．Itisreportedthatthisdisease(attack)thecentralnervoussystem.答案：attacks3．Lackofwaterwilllimittheplant’s(grow)．答案：growth4．Withthegovernment’said，those(affect)bytheearthquakehavemovedtothenewsettlements.答案：affected5．Severalpeoplewerepassingbutnobodyoffered(help)him.答案：tohelp6．Nowadays，thechildrengetthebadhabitofturningontheTVassoonastheycomebackfromschool.答案：into7．Thetreatmenttheygavehimdidhimmore(harmful)thangood.答案：harm8．Hewentbyher(rapid)withoutsayinghellotoher.答案：rapidlyⅡ.選詞填空cometrue，focuson，asif，floodin，beoptimisticabout，inreality，contributeto，belikelyto1．Hebeinfluencedbywhatotherssay.答案：islikelyto2．Helooksmuchyoungerbutheisoverfifty.答案：inreality3．HewantstovisittheGreatWallbutithasn’tyet.答案：cometrue4．yourstudyandyoucandobetter.答案：Focuson5．Whatwasitthathissuccess?答案：contributedto6．Weshouldourfutureandcarryonwhateverhappens.答案：beoptimisticabout7．Itlooksitisgoingtosnow.答案：asif8．Afterhebecamefamous，lettersfromalloverthecountryeveryday.答案：floodedinⅢ.完成句子1．Althoughthegroupwere(受到攻擊)foraboutamonth，theydidn’tplantogiveintoenemies.答案：underattack2．(很明顯)thesickchildneedsfoodandsunshine.答案：It’sobviousthat3．Nowadays，thechildren(養成不良習慣)turningontheTVassoonastheycomebackfromschool.答案：getintothebadhabitof4.Thesunrises，andthesnow(不久就會消失)．答案：willdisappearsoon5．Henevertidiesuphisdesk，soitis(雜亂的一堆)booksandnewspapers.答案：achaosofⅣ.課文語法填空TheFutureofCyberspaceInthelastthirtyyears，theInternet1.(grow)rapidly，andthisgrowthis2.(clear)goingtocontinue.Someexpertsarepessimisticabouttheworryiscrimeinthefuture，terroristsmay“attack”theworld’scomputers，causechaos,3.makeplanesandtrains4.(crash)．However，manypeopleareoptimistic5.thefutureofthe，userscanbuybooks，findoutaboutholidayoffersandsoRossettoofCyberiamagazinebelieves6.，inthefuture，wewillgetentertainmentfromtheNetandthattelevisionwillprobably.mailservicemayalsovanish(消失)withtheincreasinguseofe-mail.Someexpertsseeourfutureinvirtualreality—theuseofcomputerswithsoundsandpictures8.makeyoufeelasif9.areina10.(really)situation.答案：grown6．thatⅤ.完形填空ThedaybeforeFather’sDay，MrsBerryaskedherstudentstomakeacardfortheirpassedoutpaperandpiecesofcloth.Elizabethlookedforawhileattheblueclothandbegantocutshe1herpaperinhalfandbeganElizabethfinallylookedatthemessagetheteachergaveonthepaper，shenoticedsomethingfelther2growhot—shehadn’theardthatanyonewhodidn’thaveafathercouldmakeoneforagrandfatheroranuncle.Asherteacherwalkedtoher，Elizabethtried3hercardwithherarm，butMrsBerrygently4itsothatshecouldreadsat5，waitingforhertosaysomething，butshesawa6rolldownMrsBerry’shadnevermadeMrsBerrysoupset.Whenschoolwasover，Elizabeth7untilalltheotherkidsleftsothatshecould8.“I’msorryfornot’llmakeanothercard9youwant，I’lldoit10andbringittomorrow.”“11areyoutalkingabout？”askedMrsBerry.“MrFather’sDayknowyou’reupsetbecauseIdidn’tdoit12”．“Elizabeth，thatwasthe13cardinthewholewasso14thatitmademecry.”Elizabethwasso15thatsheranoutoftheclassroom.Whenhermomcamehomefromworkthatnight，Elizabeth16togiveherthecardearly.Onthefrontofthecardwasa17ofElizabeth’smom，withabluepieceofclothcutlikeherthecardshehadwritten：DearMom，Iknowyouworkreallyhardtobebothamommyanda(n)18.Iwanttothankyouand19youahappyFather’sDay!Love，ElizabethWhenhermomreadthecardshestarted20，justlikeMrsBerrydid.語篇解讀在父親節來臨之際，沒有爸爸的伊麗莎白制作了一張特殊的賀卡，這張小小的賀卡讓老師也為之動容。1． B．toreC．spread D．folded解析：把制作卡片的紙折疊(folded)起來，這樣與下文提到的“卡片里面寫有文字”的說法相符。答案：D2． B．faceC．hands D．body解析：從破折號后的部分和下文內容可知，伊麗莎白的卡片是送給媽媽的，而老師要求沒有爸爸的同學制作卡片送給爺爺或叔叔。因此，她感到臉上(face)發燙，有些難為情。答案：B3． B．holdingC．doing D．making解析：用胳膊蓋住(covering)卡片，符合“伊麗莎白不想讓老師看自己制作的卡片”的語境。答案：A4． B．leftC．lifted D．placed解析：老師應該是lifted(舉起，拿起)伊麗莎白制作的卡片，目的是看到其內容。答案：C5． B．stillC．up D．down解析：伊麗莎白“一動不動地”坐著，等著老師說些什么，反映出她此時內心很害怕。still是“靜止不動”的意思。答案：B6． B．smileC．hair D．sweat解析：從下文看，老師哭了，故此處應該是老師的眼淚(tear)從臉上滾下。答案：A7． B．waitedC．stood D．sat解析：放學后，伊麗莎白想等到(waited)其他同學都走了，再向老師道歉。答案：B8． B．stopC．understand D．stay解析：從下文看，伊麗莎白誤認為是自己的卡片使老師生氣了，故想道歉(apologize)。答案：A9． B．untilC．unless D．if解析：句意為：如果(if)你想要的話，我將再制作一張卡片。答案：D10．here B．atonceC．athome D．atschool解析：從下文所說bringittomorrow可知是回家做。答案：C11． B．WhoseC．Which D．What解析：what作介詞about的賓語，意為“你在談論什么？”答案：D12． B．quicklyC．wrong D．right解析：由上文可知，伊麗莎白認為老師傷心是因為她沒按照老師的要求做。答案：D13． B．bestC．favourite D．simplest解析：這是全班做得最好的賀卡。答案：B14． B．usefulC．sweet D．hard解析：sweet意為“漂亮的，美的”。答案：C15． B．regretfulC．brave D．rude解析：伊麗莎白太高興了，以至于跑出了教室。答案：A16． B．decidedC．refused D．promised解析：那天晚上母親下班回家后，她決定把賀卡送給母親。答案：B17． B．discoveryC．drawing D．writing解析：她在賀卡上畫了母親的畫像。答案：C18． B．sisterC．daddy D．aunt解析：我知道你辛勤工作，既當母親角色又當父親角色。答案：C19． B．hopeC．want D．congratulate解析：wishhappyFather’sDay祝……父親節愉快。答案：A20． B．jokingC．worrying D．crying解析：正如老師一樣，母親看了賀卡之后激動地流淚了。答案：DⅥ.閱讀理解Whenchoosingalaptopcomputeronline，youshouldfirstconsiderwhatkindoflaptopyouneedbasedonwhatyou’llbeusingitfor.FrequentbusinesstravelIfyourlaptopisalwaysbroughtalongasyoutravelforwork，weightandsizewilllikelybeyourmajorsizeofthescreenisalsolifeneedstobeabovenormalas，reliabilityandperformance(可靠性和性能)arealsoimportant.Lookforalaptopthathasa13-inchmonitorandisaroundfivetosixlifeshouldbearound3to4andIBMareattractivesellerswithstrongreputations(信譽)amongthebusinesscommunity.HomedesktopreplacementHomedesktopreplacementlaptopsaremeanttodoalmosteverythingthatapowerfuldesktopcomputercando，whichmeansthesekindsoflaptopsaregenerallybigandlargebrightscreenisimportanttowatchmovies，videosandsurethereisplentyofRAMandharddrivelifedoesn’tmatterasmuchsinceitwillusuallybepluggedin.Lookforlaptopswithbright17-inchmonitors,3to4GBandGatewayhaveexcellentselectionsofdesktopreplacements.CheaplaptopIfthepriceisyourmainconsideration，andyouuseitonlyforInternetbrowsing，email，lightofficeapplications(應用)andsomelightmultimedia，you’llfindplentyoflaptopsfrom$500to$600thatfityourneeds.WheretobuyDellshouldbeyourfirsteverydaylowpriceshavemadeitoneofthetopcomputercompaniesintheonlinestoresfrequentlyhavegreat，andAmazontendtobemostwell-themoreadventurousones，tryeBayortocheckthereviewsandthereputationsofthesellers.語篇解讀隨著網絡的逐漸普及，網上購物也變得越來越流行。本文告訴了讀者如何在網上購買筆記本電腦，各種筆記本電腦的介紹，在購買的過程中需要注意的事項。1．Whenyoubuyalaptopcomputer，thefirstthingyoushouldthinkaboutis.A．price B．purposeC．brand D．weight解析：細節理解題。根據第一段第一句Whenchoosingalaptopcomputeronline，youshouldfirs