英语必修4Unit2WorkingthelandReading课件新人教版上课讲义.ppt

《英语必修4Unit2WorkingthelandReading课件新人教版上课讲义.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、英语必修4Unit2WorkingthelandReading课件新人教版Haveyouevergrownanyplants?Ifso,whatdidyoudotogrowthem?Firstweploughedthesoildeep.Secondweputtheseedsintothetunnel.Finallywecoveredthedeedsbyploughingagain.Theyareploughingthesoil.WarmingupQ1.RiceisamainfoodinallEastAsianandSoutheastAsianco

2、untries.Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?Ifthathappened,peopletherewouldsufferfromstarvation.Andthewholecountrywouldgetintotrouble.InternationalFactsonHungerandPoverty(2002)everyeightseconds,achildsomewhereintheworlddiesfromstarvation.Morethan6m

3、illionchildrenundertheageof5diefromstarvationeveryyear.Morethan800millionpeopleintheworldsufferfromchronicmalnutrition–--799millionofthemarefromthedevelopingworld.Morethan153millionofthemareundertheageof5.Some700,000centralAmericansaresufferingfromhungertoday,including6,000ch

4、ildrenatriskofstarvingtodeath.TheAfricancountriessufferingmostseverelyfromfoodshortageareMalawi,Lesotho,Mozambique,Swaziland,ZambiaandZimbabwe.Ifyouhadthechancetodoonethingtohelpendhungerintheworld,whatwouldyoudo?Iwouldinventanewkindofplanttoproducemorefood.I’llmakeakindoffer

5、tilizertogivericeenoughnutritionandletthemgrowquicklyandhavehighproduct.Butfirstwithoutpollutiontoourenvironment.APioneerforAllPeopleHeisfatherofhybridrice(杂交水稻），whowaslatelyawarded“theNobelPrizeofAsia”.Hereceivedthehonorforhisgreatcontributions(贡献）tohybridriceresearchandwork

6、hedidtoimprovericeproductionindevelopingcountries.NowheisheadoftheNationalHybridRiceResearchandDevelopmentCenterinHunanProvince,China(中国湖南省国家杂交水稻研究与发展中心).Heiscalledapioneerforallpeople.DrYuanLongping(袁隆平博士）afarmernamedYuanLongpinghowYuanLongpingbecamerichandfamousC.anagricult

7、uralpioneernamedYuanLongpingwhoworkedhardtoproduceanewstrainofriceD.anewstrainofricewhichiscalledsuperhybridriceWhichofthefollowingstatementstellsthemainideaofthetext?It’sabout____Para1Q1:WhatdoesDrYuanlooklike?Hehasasunburntfaceandarmsandaslim,strongbody.Heismorelikeafarmert

8、hanascientist.Q2:Whatishisachievement?Hegrowswhatiscalledsuperhybrid