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1Unit4AmazingScienceTopic1Whenwasitinvented?SectionA1a,1b,1c,2Ⅰ.Teachingaims1.Knowledgeaims：（1）Learnandmas

tersomenewwordsandphrases:lock,rocket,metal,satellite,spaceshipbemadeof,bemadefrom,beusedfor,someday,cometrue（2）Learnhowtousethepastpassivevoice.2.

Skillaims:Letstudentsusethepassivevoiceinlistening,speakingandwriting.3.Emotionalaims:Encouragestudentstrytheirbesttostudy.Ⅱ.Thekeypoin

tsanddifficultpoints1.Keypoints:1)Learnsomenewwords,phrasesandsentences.2)Grammar:thepastpassivevoice2.Difficu

ltpoints：Howtouse“bemadeof”and“bemadefrom”.Ⅲ.LearningstrategiesListeningSpeakingⅣ.TeachingaidsMultimedia,somepictures,chalksandablackboardⅥ.

TeachingproceduresStepInteractionpatternStudentactivityTeacheractivityGreetingThewholeclassworkGreettotheteacherGreetandi

ntroducemyselftothestudents.2Revision&lead-in1.Thewholeclasswork2.Thewholeclasswork1.Answertheteacher’squestions

.2.Listentotheteacherandobservethetwogroupsofsentencesandtrytofindthedifferencesbetweenthem.1.Askandanswe

rbetweentheteacherandstudents.2.Changethepresentactivevoiceintopassivevoice.Changethepastactivevoiceintopassivevoi

ce.Observethetwogroupsofsentencesandtrytofindthedifferencesbetweenthem.Learnpastpassivevoice:was/were+v-pp.Con

solidation1.Thewholeclasswork2.Thewholeclasswork1.Sumupthepastpassivevoicewiththeteacher.2.Dosomeexercises.1.Sumupthepastpassivevoice.2.Letstudents

dosomeexercises.Checktheanswers.Pre-listening1.Thewholeclasswork2.Thewholeclasswork3.Thewholeclasswork4.Pairwo

rk1.Learnthenewwordsandphrases.2.Learnsomekeysentences.3.Learntheexamplesin2.4.Makeupsimilardialogsinpairs.1.Showsomepicturestoteachnewwordsandph

rases,letstudentsunderstandthemandreadthemaftertheteacher.2.Teachsomekeysentences.3.Learntheexamplesin2.4.AskSstomakeupsimilardialogsinpairs.Whil

e-listening1.Thewholeclasswork2.Thewholeclasswork1.Listento1aanddo1b..2.Readthequestionsin1c,thenwatchtheflashof1aandfi

ndtheanswerstothequestions.1.LetSslistento1aanddo1b,andthenchecktheanswers.2.LetSswatchtheflashof1aandfindtheans

werstothequestions.Thenchecktheanswers.Post-listening1.Thewholeclasswork2.Thewholeclasswork1.Read1aafterthetape,theteacherandinroles.2.Dosomeexercise

s.1.Letstudentsread1ainroles.2.LetSsdosomeexercises.Thenchecktheanswers.SummaryThewholeclassworkThinkaboutwhatthey

havelearnedinthisclass.Letstudentsthinkaboutwhattheyhavelearnedinthisclass.3HomeworkThewholeclassworkListencare

fully.Theteachertellsthemaboutthehomework.EndingThewholeclassworkSaygoodbyetoteacher.Saygoodbyetostudents.Ⅶ.BlackboarddesignUnit4Am

azingScienceTopic1Whenwasitinvented?SectionA(1a/1b/1c/2)Newwordsandphrases:spaceshiprocketlockG1metalsatelliteGrammar:was/were+doneG2bemadeofbe

madefromG3beusedforG4