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

Module5AlessoninalabLead–inAimmethodresultconclusion夏季出汗需多补钾香蕉富含有钾potassium钾newwordssodiumcopper(铜)magnesiumaluminium（铝）Iron(铁)zinc（锌）calcium(钙)Fastreading•ReadPassageAandchoosethebesttitlea.TheDifferentUsesofMetalsb.TheReactionofMetalsc.TheReactionofMetalswithOxygenreact(反应)ReadPassageAcarefully,answerquestions.1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?2.Whathappenswhenyouheatcalciuminoxygen?3.Whichmetalsreactwithsteam?4.Doesironhaveasloworfastreactionwithsteam?5.Doescopperreactwithwater?Carefulreading1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?Potassium,sodiumandcalcium.2.Whathappenswhenyouheatcalciuminoxygen?Itburnstoformanoxide.3.Whichmetalsreactwithsteam?Magnesium,aluminiumandzinc.4.Doesironhaveasloworfastreactionwithsteam?Ithasaslowreaction.5.Doescopperreactwithwater?No,itdoesn’t.rust(生锈)PassageB•ReadPassageBcarefullyandfillinthetable.PassageBFillinthetable.CottonwoolwaterwaternailswaterIrondoesnotrustIrondoesnotrustIronrustsLanguagepoints1.put…inorder把……有序排列，使……整齐Booksshouldbe__________(摆放整齐)againafteryouhavefinishedreadingthem.2.add…to…把……加到……addto增加，增添addup把……加起来addupto总共是，总计为⑴Thebadweatheronly_______ourdifficulties.⑵_______yourscoresandwewillseewhowon.⑶Thenumbers_________exactly100.addedtoAddupadduptoputinorderLearnandactreact(反应)Vinegar(醋)Homework•Prepareareportonasimplescientificexperimentafterclass.