高中英语 unit4 global warming period 3优秀教案 新人教版选修6

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1、Period3　Grammar—theUseof“It”(2)教学内容分析　　　Thisteachingperiodmainlydealswiththegrammar：theuseof“it”．“It”hasmanyusagesintheEnglishlanguage.“It”canbeusedasapronounandtheformofsubjectandobject，andbeusedtoexpressemphasis.FromUnit3weknowthat“it”canbeusedasapronounandtheformofsubj

2、ectandobject.Inthisunitwewilllearnthat“it”canbeusedtoexpressemphasis.Thiskindofsentenceiscalledemphasizedsentences.Itsmainformis“Itis/was...that/who...”，whichisaveryusefulsentencepattern.三维目标设计　　　Knowledgeandskills1．Togetthestudentstoknowthestructureoftheemphasizedsentenc

3、es.2．Toletthestudentslearntheusagesoftheemphasizedsentences.3．Toenablethestudentstousetheemphasizedsentencescorrectlyandproperly.Processandmethods1．Toaskthestudentstoreadthereadingpassageagain，pickouttheemphasizedsentencesfromthereadingpassageandtranslatethemintoChinese.2

4、．Toaskthestudentstodiscoverthestructureandusagesoftheemphasizedsentencesbycomparingalotofexamplesentences.3．ToaskthestudentstodotheexercisesinDiscoveringusefulstructuresonPage29tomastertheemphasizedsentences.4．Toaskthestudentstosummarizetheusagesoftheemphasizedsentences.5

5、．ToaskthestudentstodotheexercisesinUsingStructuresonPage64andsomeotheradditionalexercisesforconsolidation.Emotion，attitudeandvalue1．Togetthestudentstobecomeinterestedingrammarlearning.2．Todevelopthestudents'abilityofcomparingandsummarizing.教学重、难点　　　1．Togetthestudentstomas

6、terthestructureandusagesoftheemphasizedsentences.2．Toenablethestudentstolearnhowtousetheemphasizedsentences.Step1　Revision1．Checkthehomeworkexercises.2．Dictatesomenewwordsandexpressions.Step2　WarmingupAskthestudentstocomparethetwosentencesbelow.Thesecondsentenceisfromth

7、ereadingpassage.TranslatethemintoChineseandthendiscussanydifferenceinmeaningandform.Askthestudentstoexplainwhy“it”isusedinthesecondsentence.Humanactivityhascausedthisglobalwarming.It_ishumanactivity_thathascausedthisglobalwarming.Tellthestudentstherearetwomoresentencesint

8、hetextinwhich“it”isusedforemphasis.Findthemandthenwritethemdown.________________________________