選修八Unit3高考拆組訓練練(一)語言運用組塊專練——練準度(限時：25分鐘)Ⅰ.完形填空Resealable(可密封的)plasticbags—sometimescalledbyabrandname,suchasZiploc?—arethoselittleclearplasticbagsyouusetokeepyoursandwichesandchipsfresh.Theyusuallyhavesomesortofsealingmechanism,likeaplasticzipper,whichallowsyoutosealthebagtokeep__1__out.Keepingairawayfrom__2__allowsthemtostayfreshlonger.Bacteriaandotherorganismsintheairwill__3__fooditemsovertimeifallowedtoeinto__4__withthem.Sealedplasticbagskeeptheseorganisms__5__gettingtoyourfood.Resealableplasticbagscanbeusedformorethanjust__6__sandwiches,chipsandsnackstoschoolforlunch.They’realsousedtokeepleftovers__7__intherefrigerator.Manypeoplealsousethemto__8__foodinthefreezerforuseinthefuture.The__9__oftheresealableplasticbagstartedoutin1951atapanynamedFlexigrip,Inc.Flexigrip__10__aplasticzipperfrompatentswhichwasboughtfrom__11__BorgeMadsen.Thesezipperswere__12__usedaspartsofbindersandbriefcases.Overtime,__13__，plasticzipperbagsweredeveloped.Eventually,in1968,DowChemicalpany__14__tomarketitsZiploc?brandofresealableplasticbagstogrocerystores.Theyturnedouttobevery__15__.Today,thesetypesofbagsare__16__inmanydifferentsizesandstyles,fromsnackandsandwichbagstocraftandfreezerbags.Youcanalsobuybagswithexpandablebottomsthat__17__ontheirown.Somebagsevenallowyouto__18__foodinthemicrowave!However,nowmanypeopletrytouse__19__plasticbecauseofitseffectontheenvironment.Somanufacturersofresealableplasticbagshavetaken__20__tobeemoreenvironmentallyfriendly.語篇解讀：本文主要介紹了可密封塑料袋的用途及發展史。同時指出，為了減少污染，這種塑料袋的生產廠家也采取措施以使他們的產品更加環保。1．A.air B．waterC．dust D．fog解析：選A由第二段開頭的“Keepingairaway”可知，此處指把空氣阻擋在外面。2．A.plants B．containersC．bags D．foods解析：選D根據下文中的“Bacteriaandotherorganismsintheairwill__3__fooditemsovertime”可知，此處指讓空氣和食物隔離，以便食物保鮮的時間長些，故選foods。3．A.bringin B．takeoutC．breakdown D．dealwith解析：選C空氣中細菌和其他微生物會分解食物導致食物變質。breakdown意為“分解”。4．A.relation B．contactC．connection D．contract解析：選B如果細菌和其他微生物與食物接觸，食物將會很快變質。contact意為“接觸”；relation意為“關系”；connection意為“連接”；contract意為“合同”。5．A.from B．againstC．through D．beyond解析：選Akeep...from...為固定搭配，意為“阻止……”。6．A.following B．presentingC．supplying D．transporting解析：選D下文中的“toschoolforlunch”說明，此處指攜帶食物到學校。7．A.wet B．freshC．thin D．hard解析：選B根據句中的“intherefrigerator”及生活常識可知，它們也被用來保持剩余的食物新鮮。8．A.store B．cookC．share D．produce解析：選A本段主要介紹可密封塑料袋能用來保存食物，因此這里指儲存食物。9．A.result B．humourC．history D．success解析：選C根據下文中的“startedoutin1951atapanynamedFlexigrip,Inc”可知，此處提到這種可密封塑料袋的歷史。10．A.discovered B．developedC．spread D．approved解析：選B此處表示買了專利以后，研發了塑料拉鏈。11．A.writer B．teacherC．doctor D．inventor解析：選D句中patents說明，博爾格·馬森是一位發明家。12．A.eventually B．frequentlyC．originally D．naturally解析：選C根據下文中的“Overtime,__13__，plasticzipperbagsweredeveloped.”可知，此處談的是塑料拉鏈袋的最初情況，故選originally。eventually意為“終于”。13．A.however B．besidesC．therefore D．otherwise解析：選A最初，塑料拉鏈袋的用途很少，后來它得到了發展。此處表示轉折。14．A.agreed B．beganC．promised D．preferred解析：選B最后，陶氏化學公司開始將塑料拉鏈袋投入市場。15．A.necessary B．famousC．funny D．popular解析：選D文章介紹了這種塑料袋的發展。它也很受歡迎。16．A.precious B．expensiveC．available D．fashionable解析：選C根據“inmanydifferentsizesandstyles,fromsnackandsandwichbagstocraftandfreezerbags”可知，這些袋子有很多不同的尺寸和樣式，在很多地方可以使用。17．A.move B．standC．float D．remain解析：選B根據句中的“bagswithexpandablebottoms”可知，袋子底部可伸展，因此它能豎起來。18．A.heat B．tasteC．find D．purchase解析：選A根據“inthemicrowave”可知，把食物放入微波爐中，為的是給食物加熱。19．A.more B．smallerC．larger D．less解析：選D根據“becauseofitseffectontheenvironment”可知，人們現在盡量少使用塑料袋。20．A.chances B．stepsC．photos D．orders解析：選B他們已經采取措施以使他們的產品更加環保。takesteps意為“采取措施”。Ⅱ.語法填空Scientistshavediscoveredthat__1__(stay)inthecoldcouldhelpusloseweight.ResearchersattheUniversityofCaliforniafoundthatexposuretothecoldincreaseslevelsofaproteinthathelpsformbrownfat—thetypeoffatthatproducesheatandkeepsuswarm.Brownfatburnsenergy,__2__helpsusloseweight.Whitefatstoresextraenergy,whichresults__3__weightgain.Theresearcherssaidthatbecauseairconditioningandheatinggiveusconstant,__4__(fort)temperatures,ourbody’sneedforbrownfathasdecreased.Theyfoundthat,“OutdoorworkersinnorthernFinlandwho__5__(expose)tocoldtemperaturehave__6__significantamountofbrownfatwhen__7__(pare)tosame-agedindoorworkers.”Theresearchwasconductedontwodifferentcontrolgroupsofmice.__8__groupwasinjectedwiththeproteinthathelpscreatebrownfat.Thisgrouplatergained30%lessweightafterbothgroupswerefedhigh-fatdiets.Theresearcherssaythiscouldbegoodnewsinthefightagainstobesity(肥胖癥).Peoplewhoareobesehave__9__(low)levelsofbrownfatthanthinnerpeople.HeadresearcherHeiSookSulsaid,“Thisproteincouldbeeanimportanttargetforresearchintothetreatmentandpreventionofobesityandobesity-relateddiseases.”Sheadded,“Ifyoucansomehowincreaselevelsofthisprotein,youcould__10__(possible)losemoreweightevenifeatingthesameamountoffood.”eq\x(語篇解讀：科學家發現在寒冷的環境下有助于減肥。)1．staying本句是“主句＋賓語從句”結構，從句中couldhelp是謂語部分，故stay是非謂語動詞，作主語應用動名詞形式表示狀態。2．which空處引導非限制性定語從句，并在從句中作主語，用關系代詞which指代前句話的內容。3．inresultin“導致，造成”。故填in。4．fortable此處是和constant并列作temperatures的定語，故用形容詞形式。5．areexposedexpose是及物動詞，句中沒有賓語，判斷用被動形式。beexposedto“暴露在……之下”，根據主謂一致原則，填areexposed。6．aasignificantamountof“大量的”。故填a。7．pared此處是“連詞＋分詞”結構，pare和句子主語outdoorworkers之間是被動關系，用過去分詞，填pared。8．One從上文內容可知此處指兩組中的一組，因位于句首，故填One。9．lower修飾名詞levels，用形容詞，根據句中than可知此處用比較級，故填lower。10．possibly修飾動詞lose用副詞形式，故填possibly。練(二)第四部分寫作增分專練——練規范(限時：40分鐘)Ⅰ.應用文寫作假如你校這個周末舉行60年校慶，校團委發出通知要招聘一批志愿者，要求如下：1．具有為校慶服務的熱情，能為各方來賓做好服務工作；2．對學校歷史比較了解，有較好的溝通能力，能作學校文化的傳播者；3．漢語及英語標準，身體健康，周末每天工作8小時。假設你是李華，具備以上條件，請用英語寫一封申請信。注意：1.詞數80左右；2．信的格式已給出，不計入總詞數。參考詞匯：60年校慶the60thanniversaryofourschoolDearSirorMadam，Yourssincerely，LiHua參考范文：DearSirorMadam，Withtheingofthe60thanniversaryofourschool,I’dliketobeavolunteer.I’lltrymybesttoserveourdistinguishedguestswithenthusiasm.Ihaveagoodunderstandingofourschool.IamsureI’llnotonlyoffergoodservicetotheguests,butI’llalsoactasanexcellentmunicatorofourschool’shistoryandculture.What’smore,IcanspeakstandardChineseandEnglish.Ihavenotroubleworking8hoursadaythisingweekend.Lastbutnotleast,IwillvaluethechanceanddoallIcanifIamaccepted.Yourssincerely，LiHuaⅡ.概要寫作閱讀下面短文，根據其內容寫一篇60詞左右的內容概要。Everysummer,hundredsofthousandsofstudentstraveltoothercountrieslookingforworkandadventure.Mostoftheopportunitiesareinseasonalwork,mainlyconnectedwithtourismandagriculture.Thepayisusuallypoor,butmostpeopleworkabroadforthethrilloftravel.YoucanpickgrapesinFrance,workonafamilycampsite,andentertainkidsonAmericansummercamps,andofcourse,therearealwaysjobsinhotelsandrestaurants.Butitisnotaseasyasitusedtobetofindwork.“Unlessyouspeakthelanguageofthecountrywell,therewillbeveryfewopenings，”saysAntheaEllis,anadviseronvacationworkforstudents.“IfyouworkasanannywithafamilyinItaly,thenofcourseyou’llhavetospeakItalian.WhenyouarrivetowashdishesinarestaurantinParis,theownerwillexpectyoutospeakFrench.”Noteveryoneenjoystheexperience.SarahwasanassistantresponsibleforasummercampgroupoffortyAmericanchildreninEurope.Onechildlosthispassport;anotherbecameseriouslyillandwasflownhome;fourchildrenwerelostinMadridforawholeday;thewholegroupwasthrownoutofonehotelbecauseofthenoisetheymade.“Ididvisitalotofnewplaces，”shesays,“butitwasn’tworthit.Thepaywasawfulanditreallywasa24-hour-a-dayjob.Thekidsneverslept！”“Thetro