10选择性重要语法突破讲义（人教版2019）（原卷版）

10选择性必修第三册重要语法突破讲义目录Partone定语从句精讲+语法训练Parttwo现在完成进行时精讲+语法训练Partthree不定式精讲+语法训练定语从句精讲一、关系代词的用法who指人，在定语从句中作主语或宾语；whom指人，在定语从句中作宾语，常可省略；which指物，在定语从句中作主语或宾语，作宾语时可省略；that指人时，相当于who或whom；指物时，相当于which；在定语从句中作主语或宾语，作宾语时可省略；whose通常指人，也可指物，在定语从句中作定语。Thepersonthat/whotrickedmewasoneofmyclassmates.骗我的那个人是我的一个同学。Theoldman(that/whom)thegirlhadtrickedwasmygrandfather.女孩欺骗的那位老人是我的爷爷。Thegoldmedal(that/which)shewonhasbeengiventoheroldschool.她曾经获得的那块金牌已经被送给她的母校了。Thewoman(that/whom)Ireadaboutinthenewspaperhasjustwonagoldmedal.我在报纸上读到的那位女士刚刚赢得了一枚金牌。Thisisthepersonwhosestorysurprisedeverybody.就是这个人的故事让所有人吃了一惊。[温馨提示]1．宜用that不宜用which的情况(1)当先行词是all，little，much，something，anything，everything，nothing，some等不定代词时。Allthatcanbedonehasbeendone.一切能做的都已经做完了。(2)当先行词被all，every，some，any，little，much，theonly，thevery，theright，thelast，just等修饰时。Musicistheonlythingthatinterestsme.音乐是唯一令我感兴趣的东西。(3)当先行词是序数词、形容词最高级或被序数词、形容词最高级修饰时。ThisisthemostinterestingstorythatIhaveeverread.这是我曾经读过的最有趣的故事。(4)当先行词中既有人又有物时。Shedescribedinherpositionthepeopleandplacesthatimpressedhermost.她在作文中描述了令她印象最深刻的一些人和地方。2．宜用which不宜用that的情况(1)关系代词前有介词时。ThehouseinwhichIusedtolivehasbeeashoeshop.我过去住的房子现在变成了一家鞋店。(2)在非限制性定语从句中。Haveyoueverreadthebook，whichwaswrittenbyayounggirl?你曾读过一个年轻女孩写的这本书吗？3．宜用who不宜用that的情况(1)当先行词是指人的不定代词时，如：one，ones，anyone等。Anyonewhodoesthatmustbemad.谁那样做都一定是疯了。(2)当先行词是人称代词I，you，he，they等时(常用于谚语中)。Hewhodoesn’treachtheGreatWallisnotatrueman.不到长城非好汉。(3)当先行词为指人的those时。Thosewhohavegoodmannerswillbehighlyrespected.那些有礼貌的人会受到人们的高度尊重。(4)在therebe结构中，先行词指人时。Thereisayoungmanwhowantstoseeyou.有一个年轻人想见你。4．whose指物时，常用下列结构来代替Theclassroomwhosedoorisbrokencanhold40students.＝Theclassroomthedoorofwhichisbrokencanhold40students.＝Theclassroomofwhichthedoorisbrokencanhold40students.那间被弄坏了门的教室能容纳40个学生。二、关系副词引导的定语从句关系副词的指代及功能关系副词先行词功能when表示时间的名词时间状语where表示地点的名词地点状语whyreason原因状语IstillrememberthetimewhenIfirsttraveledbyplane.我仍然记得第一次坐飞机旅行的时候。I’dliketoliveinthehousewherethereisplentyofsunshine.我喜欢住在那个阳光充足的房子里。Canyoutellmethereasonwhyyoudidn’tetohisbirthdayparty?你能告诉我你没参加他的生日宴会的原因吗？[温馨提示]表示时间、地点及原因的名词作先行词时，定语从句可用关系代词引导，也可用关系副词引导。若先行词在定语从句中作状语，应用关系副词；若先行词在定语从句中作主语或宾语，则应用关系代词。试比较：Doyourememberthedayswhenwechattedwitheachotherallnight?你还记得我们整夜聊天的那些日子吗？(when在从句中作状语)Doyourememberthedaysthat/whichwespenttogetheronthefarm?你还记得我们在农场一起度过的那些日子吗？(that或which作spent的宾语)Idon’tknowthereasonwhyhedidn’tturntohisgoodfriendforhelpyesterday.我不知道昨天他为什么没向他的好朋友求助。(why作原因状语)Iwon’tlistentothereasonthat/whichyouhavegivenus.我坚决不听你提供给我们的那个理由。(定语从句中缺少宾语，所以用which/that，不用why)三、“介词＋关系代词”引导的定语从句当关系代词在定语从句中作介词的宾语时，我们通常用“介词＋关系代词”引导定语从句。如果指“人”，用“介词＋whom”；如果指“物”，用“介词＋which”；关系代词有时也用whose(作定语)。选用介词的依据：1．根据定语从句中谓语动词的搭配习惯(即固定短语)。YesterdaywevisitedtheWestLakeforwhichHangzhouisfamous.昨天我们参观了西湖，杭州因其而出名。(befamousfor因……而出名)2．根据先行词的搭配习惯(约定俗成，不一定是短语)。Thisisthecamerawithwhichheoftentakesphotos.这就是他经常用来拍照的相机。(withcamera用照相机)ThebossinwhosepanyMrKingworkedheardabouttheaccident.金先生所工作的公司的老板听说了这起事故。(intheboss’pany)3．根据句子的意思来选择。Thecolorlessgaswithoutwhichwecannotliveiscalledoxygen.这种无色的、离了它我们就无法生存的气体是氧气。4．表示“所有”关系或“整体中的一部分”时，通常用介词of。Ihaveabout10books，halfofwhichwerewrittenbyMoYan.我有大约10本书，其中一半是莫言写的。[温馨提示]在定语从句中，有一些含介词的动词短语不可拆开使用，如lookafter，lookfor等不能把介词移至which或whom之前。Thebabieswhomthenursesarelookingafterareveryhealthy.(正)Thebabiesafterwhomthenursesarelookingareveryhealthy.(误)四、非限制性定语从句非限制性定语从句和主句的关系不是十分密切，只是对先行词或主句做些附加说明，如果去掉，主句的意思仍然完整。这种从句和主句之间往往用逗号分开。引导非限制性定语从句的关系词与引导限制性定语从句的关系词略有不同。除that和why不能引导非限制性定语从句外，其他都可以。HeisEnglish，whichIknowfromhisaccent.他是英国人，我通过他的口音知道这一点。Iheardaterriblenoise，whichbroughtmyheartintomymouth.我听到了一个可怕的声音，这使我非常害怕。[温馨提示]关系代词as和which的区别as和which都可以引导非限制性定语从句，先行词为整个主句或主句中的一部分内容，先行词在定语从句中作主语、宾语或表语；as和which都不可省略，有时两者可以互换。Hemarriedher，as/whichwasnatural.他跟她结婚了，这是很自然的事。下列情况通常只用as而不用which：当定语从句置于主句前面时，用as不用which。Asyousee，theChinesepeoplearehard­working.(定语从句在句首)你知道，中国人民是勤劳的。注意下面句子的多种表达方法：众所周知，月球每月绕地球转一圈。eq\b\lc\{\rc\(\a\vs4\al\co1(Asisknowntoeverybody，themoontravelsroundthe,earthonceeverymonth.,Themoontravelsroundtheearthonceeverymonth，,as/whichisknowntoeverybody.,Itisknowntoeverybodythatthemoontravelsround,theearthonceeverymonth.,Whatisknowntoeverybodyisthatthemoontravels,roundtheearthonceeverymonth.,后两句属名词性从句范畴))五、使用定语从句的注意事项1．关系代词在定语从句中作主语时，定语从句的谓语动词要和先行词的数保持一致。Thosewhoareover45won’tbepermittedintothehall.超过45岁的人不允许进入大厅。[温馨提示]“oneof＋复数名词”作先行词，谓语动词用复数形式；“theonlyoneof＋复数名词”作先行词，谓语动词用单数形式。ThisisoneofthebookswhichwerewrittenbyCharlesDickens.这是查尔斯·狄更斯所写的书中的其中一本。HeistheonlyoneoftheboysinourclasswhohaslearnedFrench.他是我们班里唯一一个学过法语的男孩。2．为避免关系词的重复，被关系代词所代替的成分不可在从句中重复出现。ThisisthefactorywhichwevisitedlastSunday.(visited后不可加it)这就是我们上星期天参观过的工厂。语法训练一、语法填空1．Theteacherdidn’tknowthereasonshewaslateforschool.before,startedjumpingoutofthewindow.3．Thereasonhewasabsentwasquiteplicated.4．Theupsideisthatyouhavereachedastageyoucanmakeyourowndecisions.5．InanagemobilephonesandtheInternetareeatingupmostofourtimeandenergy,onecanunderstandhowdifficultitistofocusattentionandenergyonstudies.6．MolaigrewupinatinyvillageinIndia.Thevillagelaynearsomewetlandsbecamehissecondhome.7．ThenextquestionIfounddifficulttoanswerwasputtomebyMary.8．ThegirltoIlentmybikeworksinahospital.9．Ihavepurchasedallisnecessary.10．ThisisthecleverestmanIhaveeverknown.11．Thisisthegreatestchallengewe’veevermetwith.12．ThenursewetalkedaboutcanspeakEnglishfluently.13．Theship,theEuropeanssailedtotheAmericancontinent,wascalledtheMayflower.14．HereareagentsfromAmerica,someofareouroldfriends.15．Thereareseveralteachersstandingattheschoolgate,oneofismyEnglishteacher.16．IhaveactivelyattendedEnglishlectures,fromIhaveagoodknowledgeofBritishandAmericancultures.17．Thereasonheexplainedtouswasthathehadn’treadthebookbefore.18．Hisopinionoftenconflictswithhisparents,isoftenthecasewithteenagers.19．AccordingtotheBeijing2022Organizingmittee,morethan1millionpeopleappliedtoserveasvolunteersandnearly20，000wereselected,mostofarefromcollegesanduniversitiesinBeijingandHebeiProvince.20．Accordingtoofficialstatistics,over346millionChinesepeoplehaveparticipatedinwintersportstraining,amateurorprofessionalpetitions,orwintersportsleisureactivities,surpassingthegoalof300millionthegovernmentsetin2015BeijingwontheOlympicbid.21．Ihopeacupuncture,withhelpIrecovered,willcontinuetobringhealthtootherpeople.22．Moreover,themajorityaremainlythepost80syouthand90syouth，don’twanttovisitcrowdedtouristsites.23．Anationalterritorial(领土的)planningsystemwillbeguidedbythree“redlines”,oneofwillincludeabout103millionhectaresofpermanentfarmland.24．Shaanxi’sbiangbiangnoodleswereafortingandbelovedfoodamonglocals,forthebackstoryandwrittencharacterweremonknowledge.25．Theassociationofredwithgoodfortuneisthereasonthecolorredisimportantinweddings,NewYears,andotherimportantcelebrations.26．Beijing,theSummerGameswereheldin2008,isthefirstcityintheworldtohostbotheditionsoftheOlympicGames.27．isknowntous,bodylanguagecangiveawayalotaboutyourmood.28．Understanding,loveandtolerancearethefirstthreeessentialsetoanauthenticfriendship.29．Inaddition,everystudentcanbeinharmonywithforeignfriends,makesiteasyforyoutogetalongwiththem.30．Theoldmanturnedhisbusinessovertohisyoungerson,madehiseldersondiscouraged.二、完成句子31．Inourclassthereare50students,(其中一半人戴眼镜).（定语从句）32．(正如你想的那样),therewillbeavarietyofchallengesinthefuturelife.33．Thecampaigncan(提醒人们汽车对我们社会产生的危害).34．Hehadabigquarrelwithhisboss,(这使得他被解雇了).35．(你可以想象得到),everylifeisallowedtohavefreedomanddignityinthiscountry.36．(通常就是这样),sherarelytakespartinactivities.37．Thenumberofsmokers，（正如报道的那样），hasdecreasedby17percentinjustoneyear.38．Hewrotealetter(在信中他解释了发生的事情)intheaccident.39．Iwouldliketomakefriendswithpeopletheirwords(言行一致的).（动词短语、定语从句）40．(我所想到的解决这个问题的方法)provetobepractical.(way)现在完成进行时精讲1．构成：have/has＋been＋现在分词2．用法(1)现在完成进行时表示动作从过去某一时刻开始一直延续到现在或离现在不远的时间，其动作是否继续下去，则由上下文而定。这个时态多用于延续性动词，如live，learn，lie，stay，sit，wait，stand，rest，study等，并常和allthisweek，thismonth，allnight，allthemorning，recently等时间状语以及since和for引导的时间状语连用(与since和for连用时，动作常会继续下去)。Ihavebeenwaitingforanhourandhestillhasn’tturnedup.我已经等了一个小时了，可他还没来。Howlonghaveyoubeenlivinghere?你在这里住了多久了？(2)有时现在完成进行时所表示的动作并不是一直在不停地进行，而是在断断续续地重复。这时现在完成进行时可用于瞬间动词。He’sbeenshavingsincelastyear.他从去年开始就一直刮脸。Youhavebeensayingforayearthatyouwillstudyabroad.整整一年你都在说要出国学习。3．现在完成进行时中时间状语的省略现在完成进行时在上下文清楚时亦可不用时间状语。这种现在完成进行时多指“刚才”或“近来”发生的动作，一般不再继续，并往往含有一种直接的结果。You’vebeenworkingtoohard.你工作太辛苦了。(直接结果可能是你一定很累了)You’vebeensmokingagain.你又抽烟了。(暗含结果是你身上有烟味)4．现在完成进行时的感情色彩现在完成进行时和其他进行时态一样，也可以带有感情色彩。Ihavebeenwantingtomeetyouforalongtime.和你见面是我盼望已久的事。Toomuchhasbeenhappeningtoday.今天发生太多事了。现在完成时与现在完成进行时现在完成进行时是兼有现在完成时和现在进行时二者基本特点的时态。由于它有现在完成时的特点，所以它可以表示某一动作对现在产生的结果或影响；由于它有现在进行时的特点，所以它也可以表示某一动作的延续性、临时性、重复性、生动性乃至感情色彩。现在完成时和现在完成进行时的比较：1．现在完成进行时可以表示动作的重复，而现在完成时一般不表示重复性。Haveyoubeenmeetinghimrecently?你最近常和他见面吗？Haveyoumethimrecently?你最近见过他吗？2．现在完成进行时有时含有感情色彩，而现在完成时一般是平铺直叙。Ihavebeenwaitingforyoufortwohours.我一直等了你两个小时。(可能表示不满)Ihavewaitedforyoufortwohours.我等了你两个小时。(说明一个事实)3．现在完成进行时强调动作，而现在完成时强调结果。Whohasbeeneatingtheoranges?谁一直在吃橘子呀？(还剩余一些)Whohaseatentheoranges?谁把橘子吃了？(强调吃得一个不剩)4．有些动词不能用于现在完成进行时，但可用于现在完成时。如：表示状态的动词：be，have，exist等；表示感情的动词：like，love等；表示感觉的动词：see，hear，know等。IhavelikedjazzsinceIwasateenager.从青少年起我就喜欢爵士乐了。Ihaveknownherforalongtime.我认识她已经很长时间了。5．与一段时间连用时可以用现在完成时也可以用现在完成进行时；但与次数连用时只能用现在完成时，不能用现在完成进行时。eq\b\lc\{\rc\(\a\vs4\al\co1(Ithasn’trainedforsixweeks.,已经六个星期没下雨了。,Ithasbeenrainingsinceyesterdayanditisstillraining.,从昨天起，雨就没停过，而且现在还在下。))eq\b\lc\{\rc\(\a\vs4\al\co1(Hehasrungmeupfivetimessince12o’clock.,从十二点后，他已经给我打了五次。,Hehasbeenringingmeupallthemorning.,他整个上午一直在给我打。))6．这两种时态都可以表示动作的延续，区别在于：现在完成进行时更强调动作的延续性，可以说是现在完成时的强调形式。Wehavebeenlivingherefortenyears.Wehavelivedherefortenyears.我们在这里住了十年了。7．在没有时间状语的情况下，现在完成进行时表示动作仍在进行，而现在完成时则表示动作到现在已经结束。Thestudentshavebeenpreparingfortheexam.学生们一直在为考试做准备。(还在进行)Thestudentshavepreparedfortheexam.学生们为考试做了准备。(已经结束)语法训练一、语法填空1．I(play)pingpongallthemorning,soI’msweatingbuckets.2．He(write)hisnovelalldaylong,andhopefullyhewillpleteitinaweek.3．Inrecentyears,however,membership(decline).4．IhomeworkthismorningandIitforfourhourssofar.(do)5．SinceZhangjiajie(improve)itstransportationandserviceforlong,thecitynowcanreceive36,200touristsperday.6．IgraduatedfromBeijingUniversityin1998,andI(teach)Englishliteraturesince.7．Thedog(bark)foralongtime,andIamfollowingthesoundtofindit.8．It(grow)wellforthepastthreemonths.9．—Hi,George,youlookexhausted.—Yes,Iamexhausted.I(paint)thecafeteriaallday.10．Thestudy(investigate)theimpactofviolentTVprogrammingonchildrenoverthelasttwoyears.11．NowthatLucyisoutofwork,she(consider)goingbacktoschool,butshe

(notdecide)yet.12．She(write)hergraduationpaperalldaylong.13．He(listen)toEnglishprogramssincehecametotheUS,sohe(make)greatprogress.14．I(write)thebookallyearandamhopingtofinishitsoon.15．Mark(work)reallyhardonhisbookandhethinkshe’llhavefinisheditbyFriday.16．Inthepastonehour,thefire(extend)almosttothetopfloor,withresidentscrowdingintoroofexit.17．Manyartistsdrawwithpensandbrushes,butfew“paint”withknives.WangJing,awomanfromShenyangcityinnortheastChina’sLiaoningProvince,(engage)inthisnovelartformfor27years.18．Itseemsthatclimateallovertheworld(change)greatlyinrecentyears.19．ThesedaysI(consider)whattodonextmove.20．Thepany(promise)ariseinsalaryforages,butnothinghashappenedyet.二、完成句子21．我踢了一上午的足球，所以出汗很多。Iallthemorning,soI’msweatingheavily.22．新学期开始以来,汤姆一直在努力学习。Tomsincethenewtermbegan.23．他一直盼着加薪。Heforaraiseinsalaryallthetime.24．他有肺病。那是因为他抽烟抽得太多了。(because)Hehaslungdisease..25．我从早晨9点开始一直在写报告。Isince9inthemorning.26．很多医生和护士已经夜以继日地工作数周了。dayandnightforweeks.27．这个月天天下雨。Iteverydaythismonth.28．你看了多久电视了?Howlong

TV?29．这话他已经说了好几年了。He

thatforyears.30．我多年来一直在学习汉语。IChineseformanyyears.31．汤姆的手很脏，因为他一直在修汽车。Tom’shandsareverydirty,becausehethecar.32．烟草行业一直在试图改善其形象。Thetobaccoindustry.33．他看了一天电视了。Hetelevisionallday.34．毫无疑问你工作一直十分努力。Withoutdoubt,youveryhard.35．他做这份工作已经三年了。Hethisworkforthreeyears.36．我累坏了。整个下午我一直在工作。Iamtiredout.Ithewholeafternoon.37．自从上周以来一直下雨。Itsincelastweek.38．整个上午我一直在打乒乓球，所以我浑身是汗。Iallmorning,soI’msweating.39．中国人有2000多年的造纸历史。(havebeendoing)TheChinesepaperformorethantwothousandyears.40．这本书我已读了两个小时了，但我还没读完。Ifortwohours,butIhaven’tfinishedit.不定式精讲不定式的形式todo将来时主动式tobedone将来时被动式tobedoing进行时主动式tobebeingdone进行时被动式tohavedone完成时主动式tohavebeendone完成时被动式二、不定式做主语1.不定式做主语位于句首；Eg：Toseeistobelieve.眼见为实。Togetupearlyisnecessary.早起是有必要的。2．It作形式主语，动词不定式为真正主语，放在句末，为了保持句子的平衡。形式一：It+be+adj.+forsb.+todosth在此句式中，做表语的形容词说明不定式行为的性质或者特点。Adj:easy,important,difficult,necessary,hard,possible,impossible,fortable,better等。Eg:It’simportantforustokeepthewaterclean.形式二：It+be+adj+ofsb.+todosth在此句型中，做表语的形容词用于说明不定式逻辑主语的品性、性格、性质等。Adj:kind,nice,stupid,rude,clever,foolish,thoughtful,brave,considerate,selfish(自私的),silly(愚蠢的)等。Eg:Itisverykindofyoutohelpus.形式三：It+be+名词+todosth名词：anhonour/(a)pleasure/pity/duty(责任)/fun/task/job......Eg:Itisourdutytotakegoodcareoftheold.形式四：Ittakes/took/willtakesb.sometime/moneytodosth花费某人...时间/金钱做某事Eg:Itwilltakeusalongtimetowalkthere.动词不定式与疑问词how,what,when,where,which等连用构成不定式短语，位于句首，也可以做主语。Eg:Whattodonextisnotdecidedyet.4.不定式语态不定式与逻辑主语之间是主动关系用todo;不定式与逻辑主语之间是被动关系用tobedone.Eg:Itwasanhonourforhimtobechosenasheadofthemedicalteam.5.todo做主语与动名词做主语的区别动词不定式做主语通常表示具体的一次性行为或将来的动作，强调动作本身，谓语动词用单数形式；动名词做主语通常表示一般的抽象的泛指概念，强调事件本身，谓语动词用单数形式。Eg:Tolietotheteacheriswrong.Eatingisanimportantthing.动词不定式做主语时，可以表示一件带有目的性的未完成事件；动名词做主语时，可以表示一件已知的经验或事情，表示人的习惯、爱好、职业、经验等。Eg:Ilikeswimmimg,butIdon’tliketoswimonsuchacoldday.（前者指习惯爱好，后者指一次性行为）TovisitAustraliaismynextgoal.(未来动作)Collectingstampsishishobby.(习惯爱好)Teachingchildrenmusicisherwork.(工作职业)Drivingacarduringtherushhouristiring.(经验)不定式作表语一．结构am/is/are/was/were+不定式Thepurposeofeducationistodevelopafinepersonalityinchildren.二.功能（1）表示目的Thenextstepistounderstandexactlywhatconveysinthecontemporarypainting.（2）表示事态发展的结果、预期的结果及预言Youmustspeakout,ifwearetoremainfriends.Webelievemanistoliveabetterlifeinthefuture. （3）用于第一人称疑问句，表示征求意见WhatamItodoifIcan’tgainentrytothefinal?（4）用于被动语态，相当于should，具有情态意义Thesebooksofgreatvaluearenottobesold.（5）表示“安排、命令、决定、劝告、意愿、禁止”等IamtosetoutforChinanextweek.下周我要动身到中国去。（安排）Youaretohaveafacetofacetalkwiththem.你应该和他们当面谈一谈。（劝告）Childrenarenottosmoke.儿童不准吸烟。（禁止）三．动词不定式作表语的两种特殊用法（1）不定式短语tolet，toblame，toseek等常用主动形式表示被动含义Thehouseistolet.Whoistoblameforthepopulationdeclineofthetigersinthatarea?Thereasonforglobalwarmingisnotfartoseek.全球变暖的原因不难找到。（2）当主语部分含有动词do的某种形式时，作表语的不定式可省略toAnythingwecandoisguaranteeitwillbedeliveredontime.Intheeveningtheonlythinghedidwasreadontheblog.语法训练一、语法填空1．Theyaskedthegovernment(extend)itsperiodofdeliberation.2．Heisalwaysthefirststaff(arrive)attheoffice,whichIthinkiswhyheispromotedsoquickly.3．WhatIsuggestis(purchase)theticketsinadvancefromtheboxoffice.4．Iguarantee(pay)offhisdebtswhenIearnmoney.5．Shebecamethefirstblackwoman(elect)tothemittee.6．Iwillguarantee(prove)everystatementImade.7．Withsomanyproblems(deal)with,Ineedtoworkovertimetomorrow.8．Ithinkweoweittoourfuturegenerations(protect)theenvironment.9．Aseriesofhandsonclassesaredesignedforstudents(acquire)thenecessarylifeskills.10．Thebirdwasluckyenough(escape)beingkilled.11．Hepretended(listen)attentivelywhentheteachercamein.12．Weneedto(analysis)ourresultsmoreclearly.13．Itmadehimangry(laugh)atyesterday.14．Therearefarmoreopportunitiesforyoungpeoplethanthereused(be).15．Howmanytimesdoesthediamondneedto(polish)tobeadelicateartwork?16．(contest)inthegame,hehastofinishtheassignmentthatinvolves(recite)tenpoems.17．Iwassurprised(know)thatthelittlegirlhadreaddozensofbooksatsuchayoungage.18．Ifyoudon’tseizethedaytodevoteyourselftoyourstudies,youarebound(overe)withregret.19．Thegraphforcesyou(realize)whatwearedoingtotheecology.20．Priorto(e)toChina,myonlyexperiencewithChinesecookingwasinAmerica,withChinesefoodthathadbeenchanged(suit)Americantastes.21．Asasciencestudent,Ineverfeltanurge(appreciate)anyliteraryworks.22．Deepinsorrow,themanwonderedhow(fetch)help,(pace)upanddownintheroomnervously.23．Iwasupset(learn)thatmanyseaanimalseatplasticgarbage,thinkingitisfood.24．Playingbasketballservesasthebestway(ease)ourgreatstudypressureandfindsomepleasureatthesametime.25．Iconsider(buy)aputer,whichisconsidered(be)agreathelpinourworkandstudy.26．Toherfrombeinghurt,Imustsaysomethinginher.(defend)27．Theabilityto(accurate)understandhowothersarefeelingmaybeusedbyadoctor(find)howbesttohelpherpatients.28．Insomeremoteregion