英语：Module4-Great-Scientists课件(外研版必修4)讲课稿.ppt

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1、英语：Module4-Great-Scientists课件(外研版必修4)1.thestudyofanimals2.thestudyofplants3.thestudyofalllivingthingszoologybotanybiologyphysicsⅡ.Findoutthewordswiththeirdefinitions.4.thestudyofphysicalobjectsandnaturalforces25.thestudyofchemicalprocessesinlivingthings6.thestudyofthestructureofsubs

2、tanceandhowtheyreactwitheachother7.thestudyofinheritedcharacteristicsinlivingthingsbiochemistrychemistrygenetics3Ⅲ.Howdowecallthepersonswhostudythesesubjects?biologychemistrybiochemistrybotanyzoologygeneticsphysicsmathematicsbiologistchemistbiochemistbotanistzoologistgeneticistphysi

3、cistmathematician4Reading&Vocabulary-1.Pre-readingLookatthetitleandguesswhatitisabout.TheStudentWhoAskedQuestions1.Willthepassagebeaboutsomethingoraboutsomeone?2.Doyouthinkthatthewriterwroteabouthowthestudentstudiedinschool?Didthewriterwriteaboutwhathedidwhenhegrewup?Why?5Reading&Vo

4、cabulary-2.Skimming(7ms)Readthepassageandfindouttheanswerstothequestions.WhatkindofstudentwasYuanLongpingwhenhewasyoung?Whatwaydidhethinktoproducericemorequickly?Whatdidhediscover?Howimportantwasthediscovery？61.WhatkindofstudentwasYuanLongpingwhenhewasyoung?2.Whatwaydidhethinktoprod

5、ucericemorequickly?3.Whatdidhediscover?Hewasastudentwithlotsofquestionsandhewasinterestedinplants.Bycrossingdifferentspeciesofriceplant,thenhecouldproduceanewplantwhichcouldgiveahigheryieldthaneitheroftheoriginalplants.Hediscoveredanaturallysterilemalericeplant.74.Howimportantwasthe

6、discovery？Chinesericeproductionroseby47.5%inthe1990’s.Therewereotheradvantages.50,000squarekilometresofricefieldswereconvertedtogrowingvegetablesandothercashcrops.Yuan’sricewasexportedtoothercountries.Hisrice’syieldismuchgreaterthantheyieldofothertypesofricegrowninPakistan.8Reading&

7、Vocabulary-3.Carefulreading(5ms)ReadthepassageagainanddecidewhetherthestatementsareTrueofFalse.1.Chinaproducesmorericethananyothercountry.2.YuanLongpingaskedalotofquestionsatschool.3.Hedevelopedanewkindoffast-growingrice.4.Thegovernmenthelpedhiminhisresearch.5.Thenewricereplacedvege

8、tablesin50thousands