inventors and inventions导学案2

inventors and inventions导学案2

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时间:2018-07-19

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1、【学习目标】通过阅读了电话发明家亚历山大·格雷厄姆·贝尔的故事【重点难点】通过阅读材料,理解文章的内容后对该话题进行理解,然后进一步深化该话题,掌握有关的句子。【学习内容】◆课前预习I.wordsandphrases:1.________________n.额头2._____n.稻草;饮料吸管3.______n.三角形4.______n./adj.流;电流/现在的;当前的;5._____adj.稳定的;稳固的6._______________adj.实际的7._______________n.冰箱8._________________开始(做)9.__

2、_______________迅速把手伸入;一心投入10.________________次序颠倒,发生故障II.Readthetextcarefullyandchoosethecorrectanswertocompleteeachsentence.1.Bellinvented______bychanceaccordingtothetext.A.Morsecode     B.telegraphC.telephoneD.tetrahedron2.Whichstatementistrueaccordingtothetext?A.Bellmadeac

3、ontributiontothedeafeducation.B.Bellinventedthetelephoneforthedeaf.C.Bellthoughtyoushouldn’tthinktoomuchaboutsomethingyouhadneverseenbefore.D.Bellinventedalotofflyingmachineswhilesearchingforakitetocarryamanintotheair.3.Accordingtothetext,Bellgotsuchgreatachievementthanksto___

4、____.A.astrawjoinedtoadeafman’searB.theexploringaroundproblemsC.amovingelectricalcurrentD.hisexcellentassistantWatson4.Wecaninferfromthetextthat______.A.doingresearchintelegraphhelpedBellgreatlyininventingthetelephoneB.Bellwasgiventhepatentafterhesucceededinsendingthefirs

5、ttelephonemessageC.inordertomakethebridgesstrongerBelldiscoveredtelephoneD.Belldiscoveredsomanypracticalsolutionsthathemustbeamillionaire◆课堂学习I.MatchthemainideaofeachparagraphPara1A.BellisacontinuingsearcherPara2B.Bell’slifeinformationandespeciallyinterestPara3C.Bell’scuriosit

6、yPara4D.Bell’sinventionofthetelephonePara5E.Theimportanceofhisinvention-----telephonePara6F.Bell’sfirsttelephonemessagePara7G.Bell’snewdiscoveriesinotherareasofinventionII.Tellwhetherthefollowingstatementsaretrueorfalse.1.Bell’smotherwascompletelydeaf,butwiththehelpofBell,shecou

7、ldhearwhatBellsaid.2.ItwasBell’sinterestandcuriositythatledtotheinventionofthetelephone.3.Inordertoimprovehisinvention,BellmadeMorsecode.4.Heinventedthehelicopterandotherflyingmachines.III.ImportantsentencesReadthetextagain,findoutthesentencesandanalyzethem.1.Hefoundthatbypressi

8、nghislipsagainsthismother’sforehead,hecouldmake

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