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1、课时跟踪练(三)Lesson2&Lesson3—PrereadingⅠ.阅读理解ANewOrleansnativeKeianaCavé，attheageof18,isoneoftheyoungestAmericansnamedinthe2017Forbes30Under30list.Thecollegegirldevelopedamolecule(分子)fordispersing(分解)oil,whichshepresentlyproducesthroughhercompanyMare.Forbes,oneofthemostpopularmagazi
2、nesintheUS,releaseditsannual30Under30listsonJanuary3,2017.With20differentcategories(类别)frommusictolawandpolicy,ineacharea,Forbespresented30upandcomingyounggroundbreakersonitsofficialwebsite.Cavéiscomparativelymuchyoungerthanthoseselectedtohercategory,butthisbynomeansdiscountshe
3、rexceptionalability.Toseeherdaughter'snameonthelist.VanessaCavéHerazowassurprised,butshesaidsheknewitwascomingbecause“Keianahasalwaysbeendestined(注定)forgreatthings.”AfterlearningaboutthenegativeeffectsoftheoildispersantusedintheGulfCoastduringtheB．P.oilspill(泄露)cleanup,Cavédeci
4、dedtocreateherowndispersant.Cavéraised$1.2millionfromChevron,anAmericanmultinationalenergycompany,todevelophermoleculein2016.“Itaimsatcertainpoisonsintheseawater,andbreaksthemupintowater，”shesaidofherdispersant.“Itisoneofthefewlegaloildispersants，”Cavéadded.Despitethisachieveme
5、nt,Cavébelievesshehasnotquiteyetreachedsuccess.Sheregardssuccessastheamountofinfluenceshehasmadeonthecommunityandtheworld.Thecreationofthemoleculeisanachievement,butshebelievesseeingherworkbeingputtousewilltrulybehersuccess.WhileCavémayhavemadetheForbes30Under30listearlyinherca
6、reer,sheisnevergoingtoslowdown.ShewillmakeanefforttoincreasethegrowthofMare,whichisdevotedtodevelopingmoleculestosolvemajorsocialissues.“Rightnow,MareconsistsofthisonemoleculethatIhopetoexpandandliveuptotheForbesname，”Cavésaid.语篇解读：本文是记叙文。美国女大学生KeianaCavé发明了一种分子，能够合理分解海面上的油污。1．
7、WhatcausedCavétocomeupwithherinvention?A．Hermother'sencouragement.B．Animperfectdispersantinuse.C．Thehugemarketofdispersants.D．HerwishtobeawardedbyForbes.解析：选B 细节理解题。由第四段中的“AfterlearningaboutthenegativeeffectsoftheoildispersantusedintheGulfCoastduringtheB．P.oilspillcleanup,Cavéd
8、ecidedtocreateherowndispersant.”可知，Cavé了解到之前用于漏油事件的化油剂
