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Keytounit4IsYourFoodSafeI．ComprehensionoftheText1.Discussion1)Becauseeveryyear1/3oftheAmericanpeoplesufferefromfood-borneillnesses;ormanymillionsofpeoplesufferdiarrheacausedbyfood-borneillnesses.2)Becausebotulinumtoxinisextremelypoisonousandatinysinglegrainofsaltcankillseveralpeoplewithinanhour.3)Thebotulinumtoxincanbedestroyedbyheatorboilingfor10minutes.4)Itmeansthatpreparingfoodsshouldfollowexactlytherequirementsstipulated(规定)bytheFoodProductionRegulations.5)Itisusuallysafe,butrareaccidentsdooccurandcanaffectmanypeople.6)ItstandsfortheHazardAnalysisCriticalControlPointplanwhichisasystemtoidentifyandcorrectpotentialmicrobialhazardsinthemanufacturingdistributionandcommercialuseoffoodproducts.7)Youcanprotectyourselfbycarefullyinspectingthesealsandwrappersofpackages.8)Open.2.Trueorfalse1)F2)F3)F4)T5)T6)F7)T8)TII．RecitingIII．Vocabulary&Structure1.Englishequivalents1)food-borneillness2)fataldigestivetractillnesses/disturbance3)ediblevegetable4)storeatroomtemperature5)make…safeforconsumption6)afast-foodrestaurantchain7)preventlossofcontrolover…8)makeuponlyafractionof9)affectjustafewvictims10)protectfoodfrommicroorganisms2.fillintheblanks1)severe2)constitutes3)infect4)detected5)loss6)raw7)absence8)outcome9)thorough10)decay3.expressions1)diedof2)suffersfrom3)focuson4)onoccasion5)asaresultIV．Translation1.ChinesetoEnglish1)Ifyouexperiencedigestivetractdisturbancesasthemajororonlysymptomsofyournextboutof“flu”,chancesareexcellentthatwhatyoureallyhaveisfoodpoisoning.2)Themicrobegrowsonlyintheabsenceofoxygen,inlow-acidconditions,andattemperaturesthatsupportgrowthofmostbacteria–40°to120°Fahrenheit.3)Somepeoplehavecometoacceptayearlyboutortwoofintestinalillnessasinevitable,butintruth,theseillnessescanandshouldbeprevented.4)Manyjarshavesafety“buttons”,areasoftheliddesignedtopopuponceopened:makesurethattheyarefirmlysealed.2.EnglishtoChinese1)几乎所有的人都有过食物中毒的经历，但可能被误认为是得了“流感”而硬挺了过来。2)肉毒素的毒性极强，仅一粒盐大小的肉毒素就可以在1小时内致数人死亡。3)高温可以杀灭肉毒素，含有肉毒素的罐头食品只须煮沸十分钟，即可安全食用。自制的罐装食品只有严格按照食品卫生文本的规定操作，才能保证食品安全。4)通常商场出售的成品食物比较安全，但偶尔也会出问题。一旦出了问题，会对许多人造成危害。5)杂货店出售的罐装和包装食品虽然易于控制和管理，但偶尔也会出现问题。V．WritingSample:Therearemanyrestaurantsaroundmyuniversity.Mostofthemaretraditionalrestaurantswithvariedflavors.TherearealsotwoWesternfast-foodrestaurantchains,KFCandMcDonald’s.Manystreetvendorsalsostandalongbothsidesofthestreetinfrontofthegateeverydaytoselltheirhomemadefoods.IliketraditionalChinesefoodbecauseIamusedtoit.IenjoyeatingroastduckandSichuanhotpotthemost.Onthecontrary,someofmyclassmatesgotothevendors’boothforfoodsbecauseit’scheapandconvenient.Theyeatmuttonskewers,spicysoupskewers,andstuffedbuns.However,therehavebeenoccasionswheretheyexperienceddiarrheaaftereatingfoodfromthestreetvendors.Foodsafetyisbecomingamajorconcernbecauseitaffectspeople’shealth.Idon’teatfoodfromstreetvendorsbecauseIamworriedaboutthesanitaryconditionsandhowtheyhandlethefood.Inmyopinion,weshouldnotsacrificeourhealthforconvenienceandlowprices.Weshouldalwayspracticefoodsafetybypreparingthefoodinacleanenvironment,washingourhandsbeforedinner,andeatingonlywell-cookedfood.Comment:Asisthecasearoundalluniveristycampuses,fastfoodserverswillcontinuetoflourishbecausethesidewalkmenuissimple,delicious,andinexpensiveandiseasilysussceptibleforstudentsrushingfromclasstoclass.Youth,especiallyfeeltheyareinvincible.However,asthewriterofthisarticleexpressivelyinformsus,thereasonsforstudentssupportingthesevendorsisbecauseofthearomafromabarbequeisintoxicating.Nevertheless,thewriterultimatelywarnsofthediredeath