unit4知识点精讲精练2023学年英语八年级下册（人教新目标版）

Unit4Whydon’tyoutalktoyourparents一、allowv.允许【搭配】allowdoingsth允许做某事allowsb.todosth允许某人做某事例句：Theydon’tallowsmoking.他们不允许抽烟。例句：MymotherallowsmetowatchTV.我妈妈允许我看电视。二、communicationn.交流；沟通【拓展】communicatev交流communicatewithsb.和某人交流例句：WecommunicatewitheachotherbyWechat.我们通过微信互相联系。三、arguev.争吵【拓展】argumentn.争论haveanargumentwithsb.与某人辩论【搭配】arguewithsb.与某人争吵arguewithsb.aboutsth为某事与某人争吵例句：Theyarearguingwiththeirmotherabouttheplay。他们正在和妈妈因为话剧而吵架。argueaboutsth争论某事四、elderadj.年纪较长的【拓展】例句：Hiselderbrotherisill.他的大哥哥生病了。例句：Heisolderthanme.他比我大五、instead代替，反而【拓展】(1)instead副词，代替，常放在句首或句尾,表示前面的事情没做，而做了后面的事情。例句：JackwasillsoIwentinstead.杰克病了，所以我去了。(2)insteadof+n/doing代替，而不是，放在句中insteadof为介词短语，后面一般接名词、代词、介词短语或动名词形式。例句：Shewrotetohiminsteadofcallinghim.=Shedidn’tcallhim.Shewrotetohiminstead.她没有给他打电话，而是给他写了封信。【例题】Healthisveryimportanttous.Weshouldeatmorevegetablesandfruit_____richfood.A.instead B.insteadof C.becauseof D.because【答案】B六、nervousadj.焦虑的；紧张不安的；神经质的【拓展】nervousnessn.紧张、焦虑七、explainv.解释explain解释；说明→explanationn解释；说明explainsthtosb.向某人解释某事。explaintosbsth给某人解释某事八、returnv.归还，回来【搭配】return（1）v.归还=givebackreturn...to...=givebackto...把......还给......（2）v.回来；返回=comeback九、pressuren.压力【拓展】pressv按；压→pressure压力（1）不可数名词（物理学）压力airpressure气压bloodpressure血压（2）不可数名词还可指精神上、外界施加的压力=stressunderpressure在压力十、competev.竞争【拓展】competev.竞争；对抗→competitionn.竞争【搭配】competewithsb.和某人竞争competeagainst/with与……竞争competefor为……参加比赛十一、continue继续；持续【拓展】continuedoingsth=goondoingsth继续做某事(前后做同一件事)continuetodosth=goontodosth继续做某事（前后不是同一件事）【例题】Let’scontinue____________(read)thetext.Thetwoteamscontinued_____（play）thegameafterhalfanhour.A.play B.toplay C.playing D.Played【答案】reading;B十二、compare比较【拓展】compareAwithB将A和B比较(1)compare…with…把……与…..做比较(2)compare…to…把…..比做……十三、causev.造成，使发生【搭配】(1)causesb.todosth使某人做某事(2)causesb.forsb.给某人添麻烦【拓展】cause,reason,excuse辨析causen.原因，指引起某种结果的“原因”，后接介词of.例句：Thecauseoftheaccidentwasthefactthathewasdrivingtoofast.事故的原因是他开车开的太快。⑵reasonn.理由，原因，指决定做某事或采取某项行动的理由。例句：Thereasonhewasdrivingsofastwasthathedidn’twanttomissanimportantmeeting.他开车如此快的原因是他不想错过一个重要的会议。excusen.辩解，借口，指对某种行为所做的解释，可以是真的，也可以是托词。例句：Hemadeagoodexcuseforhisdriving.他为自己开快车找了一个堂皇的借口。十四、perhaps也许；可以【辨析】perhaps，probably，possibly，maybeperhaps意为“也许，可能”，一般指比较小的可能性。例句：PerhapsIwillseehimthedayaftertomorrow,butIamnotsure.也许我后天去看他，不过我不能确定。⑵probably“很可能，大概”，其可能性最大，表示一种几乎完全肯定的意思。例句：Hewillprobablyrefusetheoffer.他很可能会拒绝这份提议。⑶possibly意为“可能，或许，也许”，可能性较大。例句：I’llseeyoutoday,orpossiblytomorrow.我今天要见你，不过也可能是明天。⑷maybe“或许，大概”，主要用于非正式场合，常用在口语中，语气比perhaps轻。例句：Maybeyouputtheletterinyourbasket.或许你把信放在你的篮子里了。十五、Well,Ifoundmysisterlookingthroughmythingsyesterday.哦，昨天我发现我妹妹翻了我的东西。【解析1】findsb.doingsth发现某人正在做某事例句：Mr.WangfoundLiDongreadingastorybookintheclass.【解析2】lookthrough浏览【拓展】与look相关的短语：lookfor寻找lookafter=takecareof照看looklike看起来像lookthesame看起来一样lookover检查,复习lookthrough温习,检查lookout小心,从里向外看lookup向上看,查单词lookaround环视lookforwardto期望十六、Althoughshe’swrong,It’snotabigdeal.尽管她错了，但也不是什么大错。【解析1】although=though尽管,用来引导让步状语从句。【注】though/although不能与but连用【解析2】It’snotabigdeal.没什么大不了；不是什么大事（常用于口语中）十七、Whydon’tyoutalktoyourparents?你为什么不和你打父母谈谈呢？【解析】Whydon'tyoudosth?=Whynotdosth?为什么不......呢？【拓展】用于提建议的句型有：(1)Whataboutdoingsth?=Howaboutdoingsth?….怎么样？(2)Whydon’tyoudosth?=Whynotdosth?为什么不呢？(3)Let’sdosth.让我们一起做某事吧。(4)Shallwe/Idosth?我们做…好吗？(5)hadbetterdo/notdosth最好做/不做某事(6)Will/Wouldyoupleasedosth请你做…好吗？(7)Wouldyouliketodosth?你想去做某事吗？(8)Wouldyouminddoingsth？你介意做某事吗？【回答】(1)同意对方的建议时，一般用：◆Goodidea./That’sgoodidea.好主意◆OK/Allright./Great好/行/太好了◆Yes,please./I’dloveto是的/我愿意◆Iagreewithyou我同意你的看法◆Noproblem没问题◆Sure/Ofcourse/Certainly当然可以◆Yes,Ithinkso对，我也这样想(2)对对方的帮助或要求表示委婉谢绝时，一般用：◆Idon’tthinkso.我认为不是这样◆Sorry,Ican’t.对不起，我不能◆I’dloveto,but…◆I’mafraid…我愿意，但恐怕……十八、Ifyourparentsarehavingproblems,youshouldoffertohelp.如果你的父母有问题，你应该主动提供帮助。【解析】offertodosth主动提出做某事【拓展】offerv主动给予(1)offertodosth主动提出做某事(2)offersb.sth=offersthtosb.主动提供给某人某物十九、I’mworriedaboutmyschoolgrades.我很胆小我的学习成绩.【解析】beworriedaboutsth.担心某事【拓展】worryv担心→worriedadj.焦急的worryabout=beworriedabout为……担心二十、Whogivestheiropinionsabouttheproblem?对于这个问题都有谁提出了他们自己的观点。【解析】opinionn意见；想法；看法inone’sopinion以某人的观点；在某人看来例句：Inmyopinion,Tomisakindboy.在我看来，Tom是个善良的小孩。二十一、MaybeIcouldcutoutafewoftheiractivities,butIbelievetheseactivitiesareimportantformychildren’sfuture.或许我可以减少他们的一些活动,但是我相信这些活动对孩子们的未来很重要。【解析】cutout删除；删去(v+adv)cutup切碎cutdown砍到cutin插队cutoff切断（水、电）供应二十二、DoesCathyTaylorthinkit’simportantforkidstojoinafter-schoolactivities?凯西.泰勒认为对于孩子们而言参加课文活动重要吗？【解析】It’s+adj.(easy,difficult,important,necessary)+(forsb.)todosth【拓展】若形容词表示事物特征的，如：easy,difficult,hard,important等，须用介词for；【形容物for】例句：It’simportantforustolearnEnglishwell.对于我们来说学好英语很重要。【拓展】若形容词表示人的性格、品质与特点，如：good,kind,nice,wrong等，用介词of。【形容人of】It’s+adj(kind,honest,friendly,)+(ofsb)todosth.例句：It’sverykindofyoutohelpmewithmyEnglish。你真善良去帮助我学习英语。一、单项选择1．—________readingtakesupalmostallmyleisuretime,Ireallygetalotfromit.—Readinghelpsusmakeprogress.A．Aslongas B．Although C．Unless2．Inlifeweallhavethosemomentswhenwe________ourselveswithothers.Don’tallowthosemomentstocontrolyou.Turnthemintopowerandlettheminspire(激励)you.A．compare B．compete C．complete3．Ourschool________thebestlearningenvironmentforthestudents.A．provides B．carries C．offers D．imagines4．Never_______yourgradeswith_______.Justworkhardatyourlessonsandtrytoimproveyourself.A．compete,other B．complete,others C．compare,others’5．Thegirlisshy.Shealwaysfeels________whenspeakinginfrontofherclassmates.A．excited B．lonely C．nervous6．________thecomputergameisveryinteresting,________wecan’tloseourselvesinit.A．Though;but B．Although;/ C．Because;so7．Therearetoomanyafter-schoolclassesforchildrentoday.Inmyopinion,parentsshould________someofthem.Theyshouldn’tgivetheirchildrentoomuch________.A．cutoff,stress B．cutup,housework C．cutout,pressure8．Don’tworry—-thingsaregoingto________intheend.A．workout B．hangout C．helpout9．OnMay1st,IenjoyedthefeelingthatIcando________IlikebecauseIhadnoclass.A．however B．whatever C．wherever D．whoever10．Billreachedforthewine,buthedidn’tdrinkit.________,hepassedittoTonysittingnexttohim.A．Perhaps B．Anyway C．Instead D．Anymore二、完形填空Everyoneexpectstosucceedinlife.Even____11____ateenager,youcangetsuccessinyourlife.Herearesomeimportant____12____thatmaybehelpful.Dowellinschool.Nomatterhow____13____itisnow,educationwillhelpyoubecomeacreative(有创造性的)memberinsociety(社会).Tryyourbesttobeexcellentinschool,listentotheteachers,doyourhomework,study,____14____getgoodgrades.Doingthesethingswillhelpyougetintoabetterhighschool.Dogoodinyourneighborhood.Helpingotherscannotonlyimproveyourcommunity’sstatus(社区地位),butalsomakeyoufeelhappier.Findsomeworkthatyouareinterestedin.____15____,planttreesorpickupthegarbageintheneighborhood.Whenyouhelpothers,it____16____youfeelbetteraboutyourself.Benicetoyourparentsandteachers.Showrespect(尊敬)forthemandtheirideas,eventhoughtheymakeyouunhappy____17____.Remember,theyarealwaystheretohelpyou.Don’tforgetthattheydothethings____18____theycareaboutyou.Youarenotable____19____yourteachersoryourfamily,butyoushouldgetonwellwiththem.Theyareteachingyouhowtobeagoodperson.Inaword,tohaveasuccessfulteenagelifeisn’treallyhard.Takeactionrightnow,andyouwillenjoy_____20_____thatateenagelifebringstoyou.11．A．in B．as C．on12．A．points B．problems C．questions13．A．interesting B．bored C．boring14．A．and B．or C．but15．A．Suchas B．Forexample C．Andsoon16．A．willmake B．wouldmake C．made17．A．intime B．ontime C．attimes18．A．so B．because C．why19．A．choose B．choosing C．tochoose20．A．successful B．thesuccess C．thesucceed三、阅读单选Accordingtoareport,about60%ofAmericanfamilieshaveworkingparents.Mothersspendabout18hoursdoingthehouseworkeveryweek,andfathersspendabout10hoursdoingthehousework.Whataboutthekids?Childrenagedbetweensixandtwelvespendlessthanthreehoursdoingthehouseworkeveryweek,butalmost14hourswatchingTV.Howaboutteenagers?Theyspendnearly31hoursontheInternet,butonlythreehourshelpingwiththehouseworkeveryweek.However,someparentsthinkchildrenshouldspendmoretimeonchores.Knowinghowtodothehouseworkisanimportantlifeskill.Doingchoressendschildrenthemessagesthattheyarepartofthefamilyandthattheyshoulddothingsforothers.Everymorningchildrencareforthefamilypetsbyfeedingthemorwalkingthem.Itcanalsohelpthechildrenkeephealthy.Childrenshouldtakepartinalmostallthechores.Theywillfeelhappierwhentheymakeacontributiontothefamily.Anditmayhelpthemunderstandtheideaofworkinghardbetter.Atthesametime,theycanlearnalotfromdoingthehousework.Itcanhelpthemliveabetterlifeinthefuture.21．Americanmothersspendabout________hoursdoingthehouseworkeachweek.A．18 B．16 C．14 D．1022．________spendnearly31hoursontheInterneteveryweek.A．Oldpeople B．Parents C．Teenagers D．Onlychildren23．Theunderlinedword“contribution”means“________”inChinese.A．调查 B．影响 C．改变 D．贡献24．WhichofthefollowingisNOTtrue?A．Doingchorescanhelpchildrenkeephealthy.B．Youngchildrendonotneedtodoanychores.C．Childrencanlearnalotfromdoingchores.D．Fathersspendabout10hoursdoingthehousework.25．Thebesttitleforthepassagemaybe“________”.A．DoingChoresisGoodforChildren B．ParentsshouldDoHouseworkC．HowMuchHouseworkThereis D．DoingChoresisDifferentBeep...beep…Therewentthebell!Robbieopenedhiseyes.Hehadbeensittingintheroomforawholeday,andnowitwastimeforhimtodosomething.Robbielookedoutofthewindow.Itwasstillsnowingheavilyandtherewasiceonthewindow.Robbiewenttoturntheheat(暖气)onbeforethefamilygothome.Andhedidit.ThenRobbiewenttodosomecleaningworkatonce.Itwasaneasyjobforhim,butahardoneforhismaster(主人),Helen.Hekeptonworkinguntileveryroomwascleanandtidy.Then,hehadtocooksupperforthefamily.ThefirstthingRobbiedidwastogetthebigpotinthekitchen.Thenheputsomewaterinthepotandputitonthestove(炉子).Heusedoneofhishandstocutupachickenandaddedthepiecestothewatertomakeagoodsoup.Thenhegotsometomatoes,cabbagesandcarrotstomakeavegetablesalad.Attenpasteighthemadethetable.Thenheputsomebread,thechickensoupandthesaladonit.Whatasweetsmell!Themomentheturnedonthelights,thewholefamilycamehome.“Thesoupsmellsgreat,Victor,”saidHelen.“YoureallyknowhowtotellRobbiewhattodo.”Robbieisarobotandhecanreallydoalotofhouseworkforthefamily.26．Howwastheweather?A．Itwassnowy. B．Itwasrainy. C．Itwassunny. D．Itwaswindy.27．WhatdidRobbiedofirstbeforethefamilygothome?A．Hemadechickensoup. B．Hecleanedtherooms.C．Heturnedontheheat. D．Hemadeavegetablesalad.28．Whomadethetableaccordingtothepassage?A．Helen,thewife. B．Victor,thehusband. C．Robbie,therobot. D．Thecookandcleaner.29．WhichoffollowingisTRUEaboutRobbieaccordingtothepassage?A．HeoftenargueswithHelen. B．Hehelpsdothehousework.C．Hecantakethechildrentoschool. D．HeknowswhatisthematterwithVictor.Manykidsdohouseworksuchasdoingthedishes,makingthebed,andwashingtheclothes.Inreturn,theygetsomemoneyorsomecomputertime.Payingkidsforhouseworkisverypopularinsomefamilies.Someparentsthinksinceadultsgetmoneyfortheirjobs,weshouldpaykidsforeverydayhousework.Butsomepeopledon’tthinkkidsshouldgetrewardsfordoinghousework.SusieWalton,anexpert,believesthatbyrewardingkids,parentsaresendingamessagethatworkdoesn’tneedtodounlessyougetsomethinginreturn.“Anykindofhouseworkisateamactivity.”Waltonsaid,“Ahomeisalivingspaceforeveryoneinthefamily.It’simportantforkidstoseethatweallhaveresponsibilities(责任)inthehouse,andfamiliesdecidehowtheywanttheirhometolook,andhowtheyaregoingtokeepit.”Otherpeoplebelievethatgettingarewardmakeskidsdohousework,anditalsoteachesthemrealworldlessonsabouthowweneedtoworktogetmoney.Thereareevensomeappstohelpkidsdothehouseworkandgetthepay.“Ourpurpose(目的)istodevelopkids’independenceandteachthemsomethingabouttherealworld,”saysChrisBergman,“Andkidsneedrewardstohelpencourage(鼓励)them.”30．Theunderlinedword“rewards”means________inChineseinthesecondparagraph.A．报酬 B．勇气 C．标准 D．自信31．What’sWalton’sideainthepassage?A．Peopleworktogetsomerewards.B．Kidshaveresponsibilitiesinthehouse.C．Doingthehouseworkisonlytheparents’job.D．Kidsshoulddoallthehousework.32．WhichisNOTChrisBergman’sidea?A．Kidsshouldgetrewardsfromdoinghousework.B．Kidsshouldstayawayfromthehousework.C．Gettingrewardsofthehouseworkhelpskidslearnworldlessons.D．Rewardsencouragekidstodothehousework.33．Whatisthebesttitle(标题)forthepassage?A．KidsshouldstudyanddohouseworkB．LetchildrendosomehouseworkC．Shouldkidsgetrewardsfordoinghousework?D．Whydon’tkidswanttodohousework?四、语法填空Ihavetwogoodfriends.Bothofthemareoutgoing,buttheyhave____34____(difference)lifestyles.Ginaisheavy,____35____sheneverplayssports.Shealwaysgetsupverylatebecausesheplayscomputer____36____(game)until12:00atnight.Andshethinks____37____(play)computergamesisveryinteresting.Shedoesn’tlikeeatingfruitorvegetableseither.____38____,shelikeseatingjunkfoodalotandsheeatsitfivetimesaweek.Annais____39____11-year-oldgirl.Shehaslotsofgoodhabits.She____40____(spend)about30minutesrunningeveryday.Fruitandvegetablesare____41____(she)favouritefood,andsheeatsthemeveryday.Sheknowsjunkfoodisbad,soshenevereatsit.Shesleepsnine____42____(hour)everynight.Alsosheoftenhelpshermotherdohouseworkinherfreetime.Annahasa____43____(health)lifestyleandsheisagoodkid.五、材料作文44．保持健康对于我们来说是非常重要的，我们如何保持健康呢？请以“Howdowekeephealthy?”为题写一篇文章，例如，具备平衡的饮食，多吃蔬菜，少吃肉，多锻炼身体，保持快乐的心态。可能用到的词汇：abalanceddiet,fish,necessary,exercise,running,walking,jogging,behappyeveryday,talkwithparentsorfriends.要求：1.语句通顺，意思连贯，书写工整。2.词数不少于80。(开头已给出，不计入总词数)Howdowekeephealthy?It’simportantforustokeephealthy.Butwhatcanwedotomakeushealthy?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________答案1．B【解析】句意：——虽然阅读几乎占据了我所有的闲暇时间，但我确实从中得到了很多。——阅读帮助我们进步。考查连词辨析。aslongas只要；although虽然；unless除非。根据“readingtakesupalmostallmyleisuretime,Ireallygetalotfromit.”可知前后两句是让步关系，用although引导让步状语从句。故选B。2．A【解析】句意：在生活中，我们都有与他人比较的时刻。不要让这些时刻控制你。将它们转化为力量，让它们激励你。考查动词辨析。compare比较；compete竞争；complete完成。根据“Don’tallowthosemomentstocontrolyou.Turnthemintopowerandlettheminspire(激励)you”可知我们会把自己和他人做比较，comparewith“与……比较”。故选A。3．A【解析】句意：我们学校为学生提供最好的学习环境。考查词义辨析。provides提供；carries携带；offers提供；imagines想象。A选项用法为providesth.forsb.；B选项用法为offersth.tosb.。由题目中“for”可知应该用“provides”。故选A。4．C【解析】句意：永远不要拿自己的成绩和别人比较。努力学习功课，努力提高自己。考查动词辨析。compete竞争；complete完成；compare比较。根据“Justworkhardatyourlessonsandtrytoimproveyourself.”可知建议不要把自己的成绩和别人比较，排除AB选项。故选C。5．C【解析】句意：这个女孩很害羞。当她在同学面前讲话的时候她感到很紧张。考查形容词辨析。excited兴奋的；lonely孤独的；nervous紧张的。根据“Thegirlisshy”可知，女孩很害羞，所以应该是当着人说话很紧张，故选C。6．B【解析】句意：尽管电脑游戏是非常有趣的，我们也不能在其中迷失自己。考查连词。Though尽管；Although尽管；Because因为；but但是；so所以。Though和Although引导状语从句，不与but连用，because引导的状语从句不与so连用，因此排除A、C两项。故选B。7．C【解析】句意：现如今对于孩子们来说有太多的课外课。在我看来，父母应该减掉一些。他们不应该给孩子太多的压力。考查动词短语和名词辨析。cutoff切断；cutup切碎；cutout减除；stress压力；housework家务活；pressure压力。根据“Therearetoomanyafter-schoolclassesforchildrentoday.”可知第二空应选“压力”，排除选项B；第一空后的“someofthem”指代“after-schoolclasses”，因此应用“cutout”。故选C。8．A【解析】句意：不要担心——事情最终会发展顺利的。考查动词短语辨析。workout发展顺利，物作主语；hangout闲逛，人作主语；helpout帮助……摆脱困境，人作主语。解析句子结构可知，此处things“事情”作主语，并结合语义，此处用workout。故选A。9．B【解析】句意：在5月1日，我享受这种可以做任何喜欢的事情的感觉，因为我没有课。考查词义辨析。however然而，无论怎样；whatever无论什么，不管什么；wherever无论哪里；whoever无论是谁。根据“Icando…IlikebecauseIhadnoclass.”可知，因为没有课，所以可以去做喜欢的事情，“like”后缺宾语，指代任何事情，用whatever。故选B。10．C【解析】句意：比尔伸手去拿酒，但没有喝。反而，他把它递给了坐在他旁边的托尼。考查副词辨析。Perhaps也许；Anyway无论如何；Instead反而；Anymore不再。根据“buthedidn’tdrinkit....,hepassedittoTonysittingnexttohim.”可知，他没喝，反而递给了托尼，故选C。11．B

12．A

13．C

14．A

15．B

16．A

17．C

18．B

19．C

20．B【解析】本文就如何在生活中变得成功给出了一些建议。11．句意：即使在十几岁的时候，你也可以在生活中获得成功。in在……里面；as作为；on在……上面。根据空后面的“ateenager”可知这里是表示“作为（青少年）”。故选B。12．句意：这里有一些可能有用的要点。points要点，见解；problems难题；questions问题。根据“Dowellinschool.Dogoodinyourneighborhood.”和“Benicetoyourparentsandteachers.”可知这里表示的是可能有用的要点。故选A。13．句意：无论现在多么无聊，教育都能帮助你成为社会上有创造力的一员。interesting有趣的，用来修饰物；bored无聊的，厌倦的，用来修饰人；boring令人厌烦的；无聊的，用来修饰物。主语为it，此处是用来指物。根据“educationwillhelpyoubecomeacreative(有创造性的)memberinsociety(社会).”可知此处是指无论现在多么无聊，boring符合题意。故选C。14．句意：在学校尽你最大的努力做到优秀，听老师讲课，做作业，学习，取得好成绩。and和；or不然，或者；but但是。根据“listentotheteachers,doyourhomework,study和getgoodgrades”可知这里是连接并列的动词，and符合题意。故选A。15．句意：例如，在附近种树或捡垃圾。Suchas例如，常列举同类人或物中的几个例子，不能穷尽；Forexample例如，一般只举同类人或物中的“一个”为例；Andsoonandsoon用在举例的末尾，意思是举例未完，意思是等等。根据“Findsomeworkthatyouareinterestedin...planttreesorpickupthegarbageintheneighborhood.”可知这里是在所举例子的前面，又有逗号隔开，可知forexample符合题意。故选B。16．句意：当你帮助别人的时候，你会感觉更好。willmake一般将来时；wouldmake过去将来时；made一般过去时。根据“Whenyouhelpothers,it...youfeelbetteraboutyourself.”可知从句时态为一般现在时，根据when引导的时间状语从句遵循“主将从现”的原则，所以主句中时态用一般将来时。故选A。17．句意：尊重他们和他们的想法，即使他们有时会让你不开心。intime及时；ontime准时；attimes有时；根据“eventhoughtheymakeyouunhappy.”可知别人的想法有时会让自己不开心。故选C。18．句意：不要忘记他们做这些事情是因为他们关心你。so因此，所以；because因为；why为什么。根据“Don’tforgetthattheydothethings”和“theycareaboutyou”可知，这里他们关心你是为你做这些事情的原因。故选B。19．句意：你不能选择你的老师或你的家庭，但你应该与他们相处得很好。choose选择，动词原形；choosing选择，动名词；tochoose选择，动词不定式。根据固定搭配beabletodosth.“能，会做某事”可知这里用动词不定式。故选C。20．句意：现在就行动起来，你会享受青春期生活带给你的成功。successful成功的，形容词；thesuccess成功，名词；thesucceed动词，前面不能有the，错误结构。根据“Takeactionrightnow,andyouwillenjoy...thatateenagelifebringstoyou.”可知，这里要做enjoy的宾语，用名词。故选B。21．A

22．C

23．D

24．B

25．A【解析】本文主要讲述了在美国，大多数家务都是由父母做的，不同年龄段的孩子，做家务的时间不一样，并讲述了做家务对孩子们的好处。21．细节理解题。根据“Mothersspendabout18hoursdoingthehouseworkeveryweek”可知，美国妈妈每周要花费大约18个小时来做家务。故选A。22．细节理解题。根据“Howaboutteenagers?Theyspendnearly31hoursontheInternet,”可知，青少年每周花费近31个小时在互联网上。故选C。23．词义猜测题。根据“Theywillfeelhappierwhentheymakeacontributiontothefamily.”可知，当他们为家里做贡献时，他们会感到更开心，因此划线单词表示“贡献”。故选D。24．细节理解题。根据“Childrenshouldtakepartinalmostallthechores.”可知，孩子们应该参与到几乎所有的家务中，选项B表述错误。故选B。25．最佳标题题。通读全文可知，本文主要讲述了做家务对孩子的好处，因此A选项为最佳标题。故选A。26．A

27．C

28．C

29．B【解析】本文主要介绍了机器人罗比在家帮忙做家务的一天。26．细节理解题。根据第二段的“Itwasstillsnowingheavilyandtherewasiceonthewindow.

”可知天还在下大雪，窗户上结了冰，因此天气是下雪天。故选A。27．细节理解题。根据第二段的“Robbiewenttoturntheheat(暖气)onbeforethefamilygothome.

”可知罗比在一家人回家之前去打开暖气。故选C。28．细节理解题。根据倒数第二段“Attenpasteighthemadethetable.

”可知八点过十分罗比铺了桌子。故选C。29．细节理解题。根据文章最后“Robbieisarobotandhecanreallydoalotofhouseworkforthefamily.”可知罗比是一个机器人，他真的可以为家庭做很多家务。故选B。30．A

31．B

32．B

33．C【解析】本文主要介绍了对于孩子们做家务是否应该得到父母的报酬的不同观点。30．词义猜测题。根据前句“Someparentsthinksinceadultsgetmoneyfortheirjobs,weshouldpaykidsforeverydayhousework.”（一些家长认为，既然成年人的工作是赚钱的，我们就应该付钱给孩子做日常家务）可推测此处的“rewards”是指“报酬”。故选A。31．细节理解题。根据“It’simportantforkidstoseethatweallhaveresponsibilities(责任)inthe