高中英语 Unit 1 Great scientists教案 新人教版必修5.doc

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1、Unit1GreatscientistsPeriodOneTeachingaims:1.PromotetheSstoknowsth.aboutgreatscientists.2.Learnsomenewwordsandexpressions.3.Toexamineanewscientificidea.4.Comprehension.Mainpoints:WarmingupandReadingpassageDifficultpoints:ComprehensionTeachingprocedures:Step1.Warmingu

2、p1.ShowtheSssomepicturesofgreatscientistsandaskthemtotalkaboutthem.2.TheSsdiscussingroupsandwalkalongtoofferthemhelpifneeded.3.Workouttheiranswersbythemselves.4.Checktheiranswers.Step2.Pre-reading1.TheSsdiscussthestagesinexamininganewscientificideainpairsbyaskingthe

3、questionsinthepre-reading.2.AsktheSstoputtheminorderandgettheiranswers.Step3.Readingpassage1.LettheSsgooverthepassageandtrytofindthehardwords,expressionsandsentencestheyhave.2.Explainthedifficulties.3.AsktheSstoreadthepassagemorecarefullyandthentrytocompletethechart

4、inthecomprehendingbydiscussingingroups.4.ChoosesomeSstoanswerthequestionsinthecomprehending.5.AsktheSstochooseoneoftheparagraphstoreadaloudfluently.Step4.HomeworkReadthepassageagainandgooverLearningaboutlanguage.PeriodTwoTeachingaimsanddemands：1.Discovertheusefulwor

5、dsandexpressions.2.Learnandimprovetheuseofusefulwordsandexpressions.Mainpoints:LearntousethewordsandexpressionsthattheSsdiscover.Difficultpoints:Improvetheuseofthewordsandexpressions.Teachingprocedures:Step1.Learningaboutlanguage1.Discovertheusefulwordsandexpression

6、sinthisunitingroupsoffour.2.AsktheSstoshowtheirresultstotheclass.3.AskthemtostudythewordsandexpressionsinEx.1.4.Sshaveadiscussionanddotheexercises.5.Checktheiranswers.6.Changetheverbsintonounsandmakesentencesbyusing“makea…”Step2.Usingwordsandexpressions1.Makesurethe

7、Ssknowthewordsandexpressions.2.LettheSsworkingroupstocompletetheblankinEx.1.3.Checktheiranswers.4.Dothetranslations.SsdiscussthesentencesandthetranslatethemintoEnglish,usingthewordsandphrasesinbrackets.Step3.Wordslearning1.ShowtheSsalistofprefixestotalkaboutthem.2.A

8、skthemtoworkingroupstofindsomewordswiththeprefixesandstudytheirmeanings.3.Letthemshowtheirresultstotheclass.4.Walkaroundtheclasstogivethem