外研社必修一module5 reading&language points课件(外研版必修1).ppt

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1、Module5AlessoninalabGoals★Toknowsomemetalsandtheirreactionswithsomesubstances★Tolearnhowtodoanexperiment★Tobeabletoretellthemainpointsinthetext★TobuilduptheloveforscienceReadthepassageasquicklyasyoucanandchoosethebesttitleforit.TheDifferentUsesofMetals

2、TheReactionofMetalsTheReactionofMetalswithOxygenPassageAReadthepassageagainandanswerthefollowingquestions:1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?potassium,calciumandsodium2.Whathappenswhenyouheatcalciuminoxygen?Itbeginstoformanoxid

3、e.3.Whichmetalsreactwithsteam?Magnesium,aluminiumandzinc4.Doesironhaveasloworfastreactionwithsteam?Ithasaslowreaction.5.Doescopperreactwithwater?No,itdoesn’t.Readthepassageandcompletethesentences.PassageB1.Inthefirstpartoftheexperiment,the__isdry,notwe

4、t.2.Itshowsthatiron___________whentheairisdry.3.Inthesecondpartoftheexperiment,youmust___thewatertomakesurethereisno__init.airdoesnotrustboilair4.Youadd_______tothewaterbecausethiskeeps__outofit.5.Itshowsthat___doesnotrustinwaterthathasno__init.someoil

5、airnailairItishardtothinkofaworldwithoutmetals例：对我们来说，学英语很重要Itis+adj.(easy,hard,difficult,necessary,possible)+forsb.todosthItisimportantforustolearnEnglishItis+adj.(good,kind,nice,wise)ofsb.todosth对sb及其行为的评价Eg.Itiscarelessofyoutomakesomanymistakesinthi

6、sexam1.Is___truethatthefamousscientistwillgiveusalectureonhowtopredictearthquakesnextweek?A.thatB.itC.thisD.he2.Ithink____almostimpossiblefortheteenagerstofinishthetaskinsuchashorttime.A.thisB.itC.themD.that学好英语是必要的___________________tolearnEnglishwell

7、.他来不来都没关系________________whetherhecomesornot.ItisnecessaryItdoesn’tmatter…howtheyreactwithdifferentsubstancesreactto对…作出反应reactwith和…产生化学反应reactagainst反对---howdidyoureact_____yourfather’ssuggestion-----Ireactedstrongly____it.A.on;toB.on;withC.against;w

8、ithD.to;against许多化学物质会和氧气反应Manychemicalsubstancesreact______oxygen.我们的眼睛对光有反应Oureyesreact_____thelightwithto…andironisusedinelectricalequipment----didyouseethenewmoviedirectedbythatfamousdirector?Itissaidtobe____greatsuccess----NO,Ihave