英语：Module_5《A_Lesson_in_a_Lab》课件(2)(外研版必修1)

Module5Alessoninalab,Leadin,Aimmethodresultconclusion,钾,newwords,magnesium,aluminium（铝）,Iron(铁)zinc（锌）calcium(钙),Fastreading,ReadPassageAandchoosethebesttitle,a.TheDifferentUsesofMetalsb.TheReactionofMetalsc.TheReactionofMetalswithOxygen,react(反应),ReadPassageAcarefully,answerquestions.,1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?2.Whathappenswhenyouheatcalciuminoxygen?3.Whichmetalsreactwithsteam?4.Doesironhaveasloworfastreactionwithsteam?5.Doescopperreactwithwater?,Carefulreading,1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?,Potassium,sodiumandcalcium.,2.Whathappenswhenyouheatcalciuminoxygen?,Itburnstoformanoxide.,3.Whichmetalsreactwithsteam?,Magnesium,aluminiumandzinc.,4.Doesironhaveasloworfastreactionwithsteam?,Ithasaslowreaction.,5.Doescopperreactwithwater?,No,itdoesnt.,rust(生锈),PassageB,ReadPassageBcarefullyandfillinthetable.,PassageB,Fillinthetable.,Cottonwool,water,water,nails,water,Ironrusts,Languagepoints,1.putinorder把有序排列，使整齐Booksshouldbe_(摆放整齐)againafteryouhavefinishedreadingthem.2.addto把加到addto增加，增添addup把加起来addupto总共是，总计为Thebadweatheronly_ourdifficulties._yourscoresandwewillseewhowon.Thenumbers_exactly100.,addedto,Addup,addupto,putinorder,Learnandact,react(反应),Vinegar(醋),Homework,Prepareareporton