高二英语下学期单元同步练习25

Unit2第3课时LearningaboutlanguageⅠ.根据汉语意思完成句子A)1．我遗憾地告诉你，你考试没有及格。Iregret________________________thatyoufailedintheexam.2．他很后悔对她讲那件事。Heregrets________________________toher.3．我后悔在一辆小汽车上花这么多钱。Iregret________________________onacar.B)1．They________________(把我都弄糊涂了)byaskingsomanyquestions.2．Don't________Austria________(把……跟……弄混淆)Australia.3．Thequestionissohard,andwe're________________(感到困惑)．4．I________________________________________(把她和她妹妹认错)becausetheyaresoalike.5．Tooursurprisehemade________________________(莫名其妙的讲话)atthemeeting.答案：A)1.totellyou2.tellingthematter3.spendingsomuchmoneyB)1.confusedme2.confuse;and/with3.gettingconfused4．confuseherwithhersister5.aconfusingspeechⅡ.专项语法练习1．(2007·辽宁)Youcan'timaginewhatdifficultywehad________homeinthesnowstorm.A．walkedB．walkC．towalkD．walking答案：D句中句式为havedifficulty(in)doingsth.。2．(2007·陕西)Asaresultoftheseriousflood,twothirdsofthebuildingsinthearea________.A．needrepairingB．needstorepaidC．needsrepainingD．needtorepair答案：A分数后所接的为复数名词，故谓语动词要用复数形式；在表示“主语需要被……”时，用needdoing或needtobedone。3．(2007·上海春－33)Allthestaffinourcompanyareconsidering________tocitycentreforthefashionshow.A．togoB．goingC．tohavegoneD．havinggone答案：B本题题意：我们公司的全体职员正考虑到市中心去参加时装表演会。considersth./doingsth.表示“考虑(做)某事”；例如：WeareconsideringgoingtoCanada.我们正考虑到加拿大去。4．(2007·上海春－42)Ifyourracecarisn'tinsured,youmay____losingeverythingwhenithitssomethingsolid.A．delayB．denyC．avoidD．risk答案：D题意：如果你的赛车没有上保险的话，一旦它与坚硬的物体相撞，你可能冒着失去一切的风险。risk表示“冒……的风险(或危险)”；例如：We'vebeenadvisednottorisktravelingintheseconditions.我们收到忠告，在这种条件下不要冒险出行。5．(2006·湖南－28)Ifyouthinkthattreatingawomanwellmeansalways______herpermissionforthings,thinkagain.A．getsB．gotC．togetD．getting答案：D题意：如果你认为善待一位女士就意味着事事总要得到她的许可，那么你要三思。动词mean后接动名词作宾语。表示“意味着，产生……的结果”；例如：Thisneworderwillmeanworkingovertime.这新订单一来，我们就得加班加点。6．(2006·江苏－32)—Thereisastoryhereinthepaperabouta110­year­oldman.—Mygoodness!Ican'timagine________thatold.A．tobeB．tohavebeenC．beingD．havingbeen答案：C题意：“在报纸的这个版面有篇关于一位110岁老人的新闻报道。”“天哪！我很难想象他能活到这么老。”动词imagine后接动名词作宾语。例如：Sheimaginedwalkingintotheofficeandtellingeveryonewhatshethoughtofthem.她想象自己走进办公室，对每个人都说出自己对他们的看法。7．(2006·陕西－13)Itisdifficulttoimaginehis______thedecisionwithoutanyconsideration.A．acceptB．acceptingC．toacceptD．accepted答案：B题意：很难想象他没做任何考虑就接受了这个决议。本题考查动词imagine后接动名词或动名词的复合结构作宾语。例如：Wouldyoueverhaveimaginedhim/hisbecomingapolitician？你怎能料想到他竟当上政治家了？8．(2006·陕西－26)Isn'tittimeyougotdownto______thepapers?A．markB．bemarkedC．beingmarkedD．marking答案：D题意：难道你还不该认真阅卷吗？getdowntosth./doingsth.表示“开始做某事；开始认真注意(或对待)某事”；其中to为介词，后面应该接动名词作宾语；此外，逻辑主语you和mark构成逻辑上的主动关系，所以用动名词的一般式。例如：It'stimeIgotdowntothinkingaboutthatessay.我该认真思考一下那篇论文了。9．(2006·北京－35)Ican'tstand________withJaneinthesameoffice.Shejustrefuses________talkingwhilesheworks.A．working;stoppingB．towork;stoppingC．working;tostopD．towork;tostop答案：C题意：我无法忍受和简在同一个办公室内工作。她在工作期间总是喋喋不休。can'tstanddoingsth.表示“不能容忍做某事”；例如：Shecan'tstandbeingkeptwaiting.叫她等着，她会受不了。refusetodosth.表示“拒绝做某事”；例如：Sherefusedtoacceptthattherewasaproblem.她拒不承认有问题存在。10．Thepoliceadvise________outaloneatnightforthemoment.A．nottogoB．notgoingC．goingnotD．nottohavegone答案：Badvise后接名词或动名词作宾语；表示否定含义时，not需放在动名词之前。Ⅲ.阅读理解阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。ATherearelotsofinsectsthatfarmershate.Buttherealsoaresometheylike.Theyprotectcropsagainstdamagefromotherinsects.Agoodexampleistheladybeetle,whichisalsoknownastheladybug(瓢虫)．Ladybeetleareanaturalcontrolforaphids(蚜虫).Ladybeetlesarered,orangeorblack.Theyoftenhaveblackspots,thoughsomehavelightcoloredspots.Differentkindsofladybeetleshavedifferentnumbersofspots.Thereareladybeetleswithfour,five,sevenandfourteenspots.Manyofthewell­knownkindsofladybeetlescomefromAsiaorEurope.TheynowarecommonthroughouttheUnitedStates.Americanscientistsimportedonekindofladybeetle,themulticoloredAsianladybeetle,asearlyas1916.Theyreleasedthemasanattempttocontrolsomekindsofinsects.Overtheyears,thebeetlehasbecomeestablished,possiblyhelpedbysomethatarrivedwithimportedplantsonships.Expertssayover450kindsofladybeetlesarefoundinNorthAmerica.Somearenativetothearea.Othershavebeenbroughtfromotherplaces.Almostallarehelpfultofarmers.TheAsianladybeetlesnowintheUnitedStatesprobablycamefromJapan.TheAsianladybeetleeatsaphidsthatdamagecropslikesoybeans,fruitsandberries.InthesouthernUnitedStates,Asianladybeetleshavereducedtheneedforfarmerstousepest­killingpoisonsonpecantrees.Thispopulartreenutsuffersfromaphidsandotherpeststhattheladybeetleseat.ButsomepeoplesaytheAsianladybeetlehasitselfbecomeapest.Theyworrythattheladybeetlesmayeattheirlate­autumnfruitcrops.ExpertssayAsianladybeetlesmayappearinlargenumbersinsomeyears.Buttheysaytheinsectsaretoohelpfultobeconsideredaspests.1．Whatdoladybugslooklike?A．Allkindsofladybugsareofthesamecolor.B．Mostofthemarered,orangeorblack.C．Theyeachhavethesamenumberofspotsonthem.D．Mostofthemhavefourteenspots.答案：B由第二段第二句可知B项正确，同时排除A项；由第二段第四句可知C项错误；D项文中没有提及。2．AsianladybugshavebeenintheUnitedStatesfor______.A．ninedecadesB．hundredsofyearsC．halfacenturyD．acentury答案：A由第四段第一句可知自1916年至今应为90多年，但离一个世纪还有好几年，所以A项为最佳选项。3．AccordingtothepassagethefollowingstatementsaresupportedEXCEPT________.A．therearemorethan450kindsofladybugsinNorthAmerica,includingnativeonesB．onlysomeimportedladybugsarehelpfultothelocalplantsC．soybeans,fruitsandberriesarefavoritesofaphids.D．pecantreesarecommoninthesouthofAmerica答案：B由第五段最后一句可知B项与文章内容相悖。其余选项所述内容都与文章内容相符。4．Accordingtotheexperts,ladybugsare________.A．morehelpfulthanconsideredaspetsB．morepeststhanhelpfulinsectsC．helpfulaswellasdestructiveD．aremoredestructivethanhelpful答案：A根据末段最后一句可知，专家的观点是瓢虫益大于弊，不应被视为害虫。BIfyouwantyourlandtokeepfertile,youmusttrytostopsoilfrombeingcarriedawaybywaterorwinds.Whensoilistakenawaybyflowingwaterorblowingwinds,wecallitsoilerosion.Wayshavebeenfoundtostopsoilerosion,andthisisknownassoilconservation.Onewayofstoppingsoilerosionistogrowsmallplantssuchasgrasses.Theseplantsarereferredtoascovercrops,whoserootsholdthesoiltightlytogether.Therainwatercannotwashawaythesoil.Whentreesandtallbushesareplantedattheedgesofanopenfield,soilerosionbystrongwindscannottakeplace.Thetreesandbushes,whichactasaverybigandfirmwall,protecttheopenlandfromthewinds.Thewaytostopsoilerosiononslopesistobuildterracesontheslopeofhillsideandmountainside.Whentheslopeofahillsideiscutinto“steps”，watercarryingsoilcannotrunstraightdowntheterraces,whichareusedtoslowdownthespeedoftheflowingwatercontainingmuchsoilinit.Inthiswaymostofthesoilinthewaterisleftbehindontheterraces.Muchsoilinitiskept.5．Whattakeplaceinsoilerosion?A．Floodhappenstothefertileland.B．Alargequantityoftheearthwearsawaygradually.C．Terracesarebuiltontheslopeofhillsideormountainside.D．Plantsaregrowntoprotecttheopenland.答案：B由文章首句可知由于土壤风化，土壤中的大量有机物流失。6．Besidesafforestation,anothermethod