新人教版選修六 unit 3 a healthy life period 3[教案]

1、優(yōu)質文檔優(yōu)質文檔Period3Grammar—theUseof“It”(1)整體設計教學內容分析Thisteachingperiodmainlydealswiththegrammar：theuseof“it”Theimpersonalpronoun“it”isusedfrequentlyinEnglishhasmanydifferentfunctions.“It”canbeusedinthesubjectobjectposition，t

2、ostfaninfinitive，－ingfmaclause.Theimpersonalpronoun“it”canbeusedtotalkabouttime，distance，weather，etc.“It”canalsobeusedfemphasis.Inthisperiodwewillfocusononlypartofitsusages，thatis，theuseof“it”whenthesubjectofasentenceisa

3、clause，aninfinitive，the－ingfm.三維目標設計Knowledgeskills1Toletthestudentslearntheuseof“it”2Toenablethestudentstouse“it”crectlyproperly.Processmethods1Toaskthestudentstoreadthereadingpassageagain，pickoutthesentenceswiththewd“i

4、t”inthemwritesomeontheblackboard.2Toaskthestudentstodiscoverhow“it”isusedinvariousways.3ToaskthestudentstodotheexercisesinDiscoveringusefulstructuresonPage21fstudentstomastertheuseof“it”[來源:]4Toaskthestudentstosummarizet

5、heuseof“it”5ToaskthestudentstodotheexercisesinUsingStructuresonPage57someotheradditionalexercisesfconsolidation.Emotion，attitudevalue1Togetthestudentstobecomeinterestedingrammarlearning.2Todevelopthestudentsabilityofcomp

6、aringsummarizing.教學重、難點1Togetthestudentstomasterthestructureusagesofthepronoun“it”2Toenablethestudentstolearnhowtouse“it”教學過程Step1Revision1Checkthehomewkexercises.2Dictatesomenewwdsexpressions.3Translatethefollowingsent

7、encesintoEnglish：(1)她對電視入了迷。(2)雖然有暴風雨，我們依舊準點到達了火車站。(3)我每次去訪問他，他都不在。Suggestedanswers：(1)Sheisaddictedtotelevision.優(yōu)質文檔優(yōu)質文檔(3)Thenightwasdarkstmywhentheoldmanstartedhisjourney.(Itwasa..)(4)Dontquitonastressfulday.(Itsnouse

8、...)Suggestedanswers：(1)Itisdifficulttogiveupsmoking.(2)Itisbelievedthatsmokingcausescancer.(3)Itwasadarkstmynightwhentheoldmanstartedhisjourney.(4)Itisnousetryingtoquitonastressfulday.2DotheremainingexercisesinExercise2

9、inDiscoveringusefulstructuresonPage21.3Firstaskstudentstodotheexercisesindividually，thenletthemdiscusschecktheiranswerswiththeirpartners，finallygivethemthecrectanswersdealwithanyproblemstheymightmeet.Step6Gettingmeabout

10、thegrammar1it作形式主語的幾種句型①It＋be＋形容詞名詞(difficultnecessaryaruleaduty)＋fof＋sb.todosth.②It＋be＋形容詞名詞(difficultnecessaryaruleaduty)＋thatclause③It＋be＋過去分詞(saidreptedknown)＋thatclause④It＋be＋形容詞名詞(uselessnousenogood)＋doing⑤It＋takes

11、sb.sometime＋todosth.⑥It＋seemsappears＋thatclause⑦It＋seemsappears＋asifclause2it作形式賓語的特殊用法。某些及物動詞或短語不能加賓語從句，此時須先用it作形式賓語，然后接賓語從句。此種用法常用于like，dislike，hate，appreciate，dependon，seeto等后。如：Ihateitwhenpeopletalkwiththeirmouthsful

12、l.Youmaydependonitthattheywillsupptyou.Illappreciateitifyouclosethedofme.Ilikeitintheautumnwhentheweatherisclearbright.3it引起的幾個易混的時間句型1)Itstimefsb.todosth.和Its(abouthigh)timethatsb.didsth.(shoulddosth.)。例如：Itstimefustogo

13、tobed.Its(abouthigh)timethatwewentshouldgotobed.注意：Its(abouthigh)timethat句型中，謂語動詞須用虛擬語氣，即用動詞的過去式或“should＋動詞原形”(should不能省略)。(2)ItThisThatis＋thefirstsecondtime＋thatsb.hashavedonesth.和ItThisThatwasthefirstsecondtimethatsb.h

14、addonesth.例如：Thisisthefourthtimethatshehasrungyoutoday.ItwasthesecondtimethatIhadvisitedtheGreatWalllastyear.(3)Itwillbelonghoursdaysyearsbefesb.dodoessth.和Itwaslonghoursdaysyearsbefesb.didsth.例如：Itwillbetwoyearsbefeweme