高中英语学习材料（灿若寒星*制作整理）Unit5同步检测Ⅰ.阅读理解TheUnitedNationsEnvironmentProgrammeiscallingforurgentactiontoreducegrowingrisksfromchemicals.Bettermanagementofchemicalscouldsavemillionsoflivesandbillionsofdollars.Asestimated，143，000chemicalsarenowproduced.Yetthereportsaysonlyasmallnumberofthesechemicalshavebeenstudiedfortheireffectsonhumanhealthandtheenvironment.Itsaysdeathanddisabilityratesarehighfromtheunsafeuseofchemicalproducts.SylvieLemmet，directoroftheUnitedNationsEnvironmentProgramme，sayspoormanagementofchemicalshasahigheconomiccost.Forexample，shesaysthecostishigherthantheamountofoverseasdevelopmentaid，orODA，forhealthcareinsub-SaharanAfrica.Shesays，“Ifyoulookattheestimatedcostofpoisoningfrompesticideinsub-SaharanAfrica，onlytheinjuryandthelossofworkingtimeisestimatedtobe6.3billionUSdollarsin2009.ThisishigherthanthetotalODAthatisgoingtothehealthsectorinthesamearea.”TheUnitedNationsEnvironmentProgrammeestimatesthatchemicalsalesworldwidewillincreasebyaroundthreepercentayearuntil2050.Chemicalproductionismovingquicklyfromdevelopedtodevelopingcountries.By2020，chemicalproductionisexpectedtoincreaseby40percentinAfricaandtheMiddleEastand33percentinLatinAmerica.Oneofitsbiggestconcernsispollutionofriversandlakesbypesticideandfertilizer.Othermajorconcernsareheavymetalpollutionfromtheproductionofcementandtextiles，anddioxinpollutionfrommining.TheUNreporturgesthechemicalindustryandgovernmentstoworktogethertodevelopsafetypolicies.Itsayspreventingharmcostslessthanfixingit.【文章大意】本文讲的是联合国环境规划署号召我们要采取行动来减少日益增加的化学产品给人类带来的危害。1．ThepurposeofParagraph3ismainlytoindicatethat________．A．theuseofpesticidecausesagreatlossB．AfricaneedsmoredevelopmentaidC．chemicalshaveahighproductioncostD．theestimatedcostofpoisoningfrompesticideisinaccurate解析：选A。段落大意题。根据第三段的内容可知，SylvieLemmet是在说杀虫剂中毒给人类的身体和经济带来巨大的损失。故选A。2．WhichofthefollowingisNOTasourceofdangeraccordingtothetext?A．Pesticide.B．Fertilizer.C．Heavymetals.D．Minerals.解析：选D。推理判断题。根据倒数第二段后两句的内容可知，A、B、C项均是危害的来源，而D项文中没有提及。故选D。3．Accordingtothetext，whatisthemainreasonfortherisksfromchemicals?A．Poormanagementofchemicals.B．Lackofresearchfundsonchemicals.C．Themassproductionofcementandtextiles.D．Contradictionsbetweenchemicalproducersandgovernments.解析：选A。细节理解题。根据第一段中的“Bettermanagementofchemicals...”和第二段中的“SylvieLemmet，directoroftheUnitedNationsEnvironmentProgramme，sayspoormanagementofchemicalshasahigheconomiccost.”可知应选A。4．Whatwouldbethebesttitleforthetext?A．ThetruthisSylvieLemmet’scommentsB．AUNwarningaboutchemicaldangersC．TheunpredictablefutureofchemicalindustryD．Preventingismuchbetterthanfixing解析：选B。主旨大意题。本文讲的是联合国环境规划署号召我们要采取行动来减少日益增加的化学产品给人类带来的危害。故B项作本文的标题最合适。Ⅱ.七选五补缺题1．________Buttoday，Iadviseyoutosparesometime，pumpsomeextralifeintoeveryhourandreallymakeyourtimecount.Makesomeoneelsesmile.Ordinarypeopleworrytodayandpostponetheirhappinessfortomorrow.Intelligentpeoplearehappytodayandpostponetheirworriesfortomorrow.2.________Ifyouwishtohavealifetimeofhappiness，devotetimeeverydaytohelpingotherssmilewithcompletesincerityandenthusiasm.Beenthusiasticaboutwhatyou’...
