精品高中英语人教大纲第三册Unit4 Green world第一课时Word下载.docx
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精品高中英语人教大纲第三册Unit4 Green world第一课时Word下载.docx
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Ⅰ.BriefStatementsBasedontheUnit
Thereareavarietyofplants.Howshouldweclassifythemscientifically?
Whoisthefirsttodothis?
WecanfindtheanswersinUnit4.Theunitbeginswithtalkingaboutfourdifferentkindsofflowers—tulip,rose,sunflowerandpeony.Thestudentsareaskedtogivethenamesandtelltheplacestheycomefromaswellaswhattheyareusedfor,etc.InSpeakingPart,thestudentsaregivendifferenttopicstotalkabout.Firsttheyareaskedtodescribehowtoplantsoybeans.Fivepicturesaregiventoshowthewholeprocessofgrowingsoybeans.Eventhoughyouhaven’tdonethisbyyourself,you’llhavesomeideas.Aslongasyou’veheardofsuchthingsasthis,youcandescribeitwithoutmuchdifficulty.Thentheyareaskedtotalkabouthowtoplantvegetablesonconditionthatyouhaveasmallgarden.Ifyoucan’tdothissuccessfully,youcanchooseamucheasiertopic—describetheprocessofplantingandgrowthofanyplantwhichyouarefamiliarwith.Inahappyandrelaxedatmosphere,thestudents’abilitytospeakEnglishisimproved.Listeningasksthestudentstolistentoamaterialaboutfruitandhowtogroupdifferentkindsoffruit.Besides,thematerialgivesthereasonwhyweeatfruit.ThestoryaboutCaptainCookandhissoldiersisalsointerestingandinstructive.Theteachershouldaskthestudentstolistencarefullysoastoimprovetheirlisteningability.Theauthorofthetextdescribesthreeworldfamousscientists—CarlLinnaeus,DanielSolanderandJosephBanks.Theygavebirthtoascience—botany,orrather,CarlLinnaeusgavebirthtoitandtheothertwoenricheditgreatly.Aftertheygothroughthewholearticle,thestudentswillhaveimprovedtheirreadingability.Atthesametime,they’llbestruckbythescientists’spiritofdevotionaswellaslearnmoreaboutthescience—botany.Inordertohelpthestudentstolearnandmastertheusefulwordsandexpressions,exercisesofdifferentformsaredesignedinWordStudy.Thestudentscanusethesewordsandexpressionsindifferentsituations.InGrammar,thestudentswillreviewtheObject.Alotofexamplesaregiventoletthestudentsseetheirusages—whatcanbeusedastheobject,ausefulsentencepattern:
havesomethingdone,anddirectandindirectobject.Thestudentswillknowthegrammaritemfurtheraftertheyhavedonealltheexercises.InReading,IntergratingSkills,anotherthreescientistsCharlesDarwin,GregorMendelandGoteTuressonandtheirgreatscientificachievementsareshowntothestudents.Afterlearningthepassage,thestudentswilllearnthesameastheydidfromthetextbefore.Writingisdesignedperfectly.Ingeneral,writingishardtomoststudents,expeciallyEnglishwriting.
However,whendoingthepart,thestudentswillperhapsfeeldifferent,asdetailedinformationisgiventothem.Howtoapplythedifferentinformationwhentheyarewritingisanabilityweshouldpayattentionto.Ifthiscanbedonesuccessfully,thestudents’writingabilitywillbefurtherimproved.
Ⅱ.TeachingGoals
1.Talkaboutbotany.
2.Speakaboutprocedures.
3.ReviewtheObject.
4.Writeadescriptionofplants.
Ⅲ.BackgroundInformation
TheScientificAttitude
Whatisthenatureofthescientificattitude,theattitudeofthemanorwomanwhostudiesandappliedphysics,biology,chemistry,geology,engineering,medicineoranyotherscience?
Weallknowthatscienceplaysanimportantroleinthesocietiesinwhichwelive.Manypeoplebelieve,however,thatourprogressdependsontwodifferentaspectsofscience.Thefirstoftheseistheapplicationofthemachines,productsandsystemsofappliedknowledgethatscientistsandtechnologistsdevelop.Usuallyaidedbytechnology,scienceimprovesthestructureofsocietyandhelpsmantogainincreasingcontroloverhisenvironment.Newfibersanddrugs,fasterandsafermeansoftransportation,newsystemsofappliedknowledgearesomeexamplesofthisaspectofscience.
Thesecondaspectistheapplicationbyallmembersofsociety,fromthegovernmentofficialtotheordinarycitizen,ofthespecialmethodsofthoughtandactionthatscientistsuseintheirwork.
Whatarethesespecialmethodsofthinkingandacting?
Firstofall,itseemsthatasuccessfulscientistisfullofcuriosity—hewantstofindouthowandwhytheuniverseworks.Heusuallydirectshisattentiontowardsproblemswhichhenoticeshavenosatisfactoryexplanation,andhiscuriositymakeshimlookforunderlyingrelationshipsevenifthedataavailableseemtobeunconnected.Moreover,hethinkshecanimprovetheexistingconditions,whetherofpureorappliedknowledge,andenjoystryingtosolvetheproblemswhichthisinvolves.
Heisagoodobserver,accurate,patientandobjectiveandappliespersistentandlogicalthoughttotheobservationshemakes.Heutilizesthefactsheobservestothefullestextent.Forexample,trained
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- 精品高中英语人教大纲第三册Unit4 Green world第一课时 精品 高中英语 大纲 第三 Unit4 world 第一 课时