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1、Unit7FoodandDietReadingIdentifyingopinionsAReadthefollowingstatementaboutorganicfarming.Organicfarmingisbetterforwildlife,causeslowerpollutionfromsprays,produceslesscarbondioxide,hashighanimalwelfarestandardsandincreasesruralemployment.Readsentencesi-iii.Foreachsentence,sayifitaexpressest
2、hesameopinionasthestatementabove(Yes).bexpressesanoppositeopinionfromthestatementabove(No).csayssomethingcompletelynew,notmentionedintheoriginalstatement(NotGiven).-------------iOrganicfarmingisharmfultotheenvironment.-------------iiThecountrysidebenefitsfromorganicfarming.-------------ii
3、iOrganicfarmingisusuallymoreexpensive.BReadthefollowingtwostatements.Foreachstatement,writeYes,NoorNotGiven.1.ThebenefitsofGMcropstendtobeoverlooked;forexample,theyhaveapotentialforfeedingthedevelopingworldwithacroprichinessentialvitaminsandothernutrients.----------------iGMcropshavenoben
4、efitsforthedevelopingworld.-----------------iiGMcropscanhelpimprovethedietofpoorersectionsoftheworld'spopulation.-----------------iiiGMcropsaremoreresistanttodisease.2.Whenitcomestopersuadingtheirchildrentoeathealthily,parentshaveahardfightontheirhands.Howcanabowloffreshfruitcompetewithth
5、eimagesoffizzydrinks,sweetsandcrispsthatchildrenseeeverytimetheyturnontheTV?---------iAdvertisingaimedatchildrenincreasessalesoffizzydrinks,sweetsandcrisps.--------iiParentsfinditeasytoconvincetheirchildrentoeathealthyfood.--------iiiTVadvertisingaffectswhatchildrenwanttoeat.Theworld'sexp
6、andingwaistlineWHENtheworldwasasimplerplace,therichwerefat,thepoorwerethin,andpeopleworriedabouthowtofeedthehungry.Now,inmuchoftheworld,thericharethin,thepoorarefat,andpeopleareworryingaboutobesity.Thankstorisingagriculturalproductivity,famineisrarerallovertheglobe.AccordingtotheUN,thenum
7、berofpeopleshortoffoodfellfrom920min1980to799min2000,eventhoughtheworld'spopulationincreasedby1.5billionovertheperiod.Buttheconsequenceofthisprosperitybringsanewproblemandwithitahostofinterestingpolicydilemmas.Obesityistheworld'sbiggestpublic-healthissuetoday-themai
