Unit19ModernagricultureWarmingupspeakingreadinglanguagepointsgrammarIntegratingskills0102030405060708090GrainOilMeatFruitGrainCottonOilSugarMeatFishFruitWarmingupGrowthofmajorfarmproducts1991-95comparedwith1986-90percentages1.Whichfarmproductgrewmostduringthefirstfiveyearsofthe1990s?2.Whichgrewleast?3.Howarepeople’seatinghabitschangingovertheyears?Whydoyouthinkthishappens?Asthegraphshows,theproduceforallproductswashigherthanbefore.Especiallytheproduceofmeat,fishandfruithasincreasedverysharply.Someofthereasonsmaybeare:Peopleareearningmoremoney,sothewanttobuyandeatmoremeat.Peoplelearnmoreabouthealthyfood,sotheywanttoeatmorefruit.Eatingfishdoesn’tmakepeopleasfataseatingmeat,sopeoplelikeeatingmorefish.4.Howhasagriculturalproducechangedduringtheseyears?Whenpeoplewanttoeatmorefruit,farmerswillhavetoproducemorefruit.Manyfarmersplantfruittreesbesidetheirfieldsorinplaceswheretheycannotgrowothercrops.Inthiswayfarmersmakebetteruseoftheland,andthiswillhelptodeveloptheeconomy.Chinanowproducesalmost80%morefishandfruitthantwentyyearsago.Theproduceofmeatoverthesameperiodisupabout60%.Oilandsugarareupabout30%each.Grainandcottonareup10and15%.5.Whateffectsdoyouthinkthechangesineatinghabitswillhaveonagricultureornature?First,Chinesepeopleareeatingmoremeat.next,farmershavetoraisemorepigs,sheepandcattle.So,moregrassisneededtofeedmoresheepandcattle.So,farmersneedmoregrassland.Possibly,theywillcutdowntreestotakemorelandonwhichtogrowgrass.Theywoulddestroynatureiffarmerswanttousemoreland.So:Developmodernagriculturetomeetthechangeofpeople’seatinghabits,withoutdestroyingordamagingtheenvironment.BadeffectGoodeffectSpeakingUsefulexpressionsInmyopinionweshould…IfIwereyou…,Iwould…AsfarasIcanseethebestthingwouldbeto…Wouldn’titbebetterif…?Ithinkheisright…Wehavetomakeachoice…Wecan’tdoboth,so…Theotherideasoundsbettertome…Practice:A:Ithinkthebestwecoulddoisgrowrice.Riceisanimportantproductand….AnotherreasonwhyIthinkweshouldgrowriceisthat….B:Well,Idisagree.Ithinkitwouldbewrongto….Weshouldgrowmore…,because…and….Idon’tthinkitwouldbeagoodideato…becausetherearealreadymany….A:Butwearenotsurewhetherthefactorywillbebuilthere.Ifnot,then….AsfarasIcanseethebestthingtodowouldbeto….C:Wouldn’titbebetterto…because…and….Besides,….D:Well,Idon’tthinkanyofyouisright.Wehavetomakeachoice,andinmyopinionweshould…because….Topanttreesonthelandwouldbeawasteofgroundandmoney.Because….E:Wehavetomakeachoice.Butwecan’tdoboth,soIthinkA/B/C/Disright….Notes:1.Howarepeople’seatinghabitschangingovertheyears?over在……期间，直到……过完（指直到某一时间的终了，并包括某一时间为止）ShehadacouldoverChristmas.Can’tyoustayoverSunday?Let’stalkaboutitoverthedinner.2.Whydoyouthinkthishappens?doyouthink是插入语Whatcanyouguessmadeussoworried?Wheredidtheysuggestweshouldgoduringthesummerholidays.Whodoyouthinkwillwininthegame?作插入语的词有：believe,consider,suppose,imagine,guess,say和suggest等，还有能接宾语从句的形容词如：afraid,sure,glad,certain,surprised,pleased.Whatwasheafraidwouldcausehisfailure?Whoareyousurewillgetthefirstplaceintheexamination?3.Whateffectsdoyouthinkthechangesineatinghabitswillhaveonagriculture?Doyouthink作插入语，原句是：Whateffectswillthechangesineatinghabitshaveonagricultureornature?Haveaneffect(effects)on对……产生影响Theconferencehadbeenheldtodiscusstheeffectsoftourism____thewildlifeintheare...
