a lesson in a lab学案3

《a lesson in a lab学案3》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Period2ReadingandVocabulary【学习目标】知识与技能1.学习与科学及实验有关的词汇并能够识记本课时的单词。2.通过学习本课时使学生识记一些化学实验的相关词汇，有助于今后阅读一些相关文章，并能运用所学写一篇简单的科学实验报告。过程与方法：通过skimming,scanning以及detailedreading了解文章内容，在阅读中识记一些重点词汇；学会捕捉阅读中的相关信息。情感态度与价值观：培养对科学的热爱及实事求是的态度。【教学重难点】理解文章A和文章B的大意；让学生抓住表达实验步骤的关键词；训练学生阅读科普文章的阅读技巧。【Self-st

2、udy】（预习教材p44-p45）Describethestagesofascientificexperiment.(实验目标)____-(器具)______-(方法)______-(结果)______-(结论)_____词义搭配ABMagnesiumAlIronZnCalciumNaAluminiumKCopperFeZincCaSodiumMgPotassiumCu【FurtherStudy】StepISkimmingSkimthepassagesA&Bandchoosethebesttitleforthetwopassages:PassageA[]Passa

3、geB[]A.TheDifferentUsesofMetalsB.TheReactionofMetalsC.TheReactionofMetalswithOxygenD.HowIronreactswithairandwaterStepIIScanning1.ScanthepassageAandanswerthefollowingquestions:1)Whatshouldweknowwhenweusemetals?2)Whichmetalreactsmostwithwater,potassiumoriron?3)WhathappenswhenyouheatCalc

4、iuminoxygen?2.ScanthepassageBandfillinthetable: stagesIronindryairIroninair-freewaterIroninordinarywaterStageA(startingexperiment)   StageB(1weeklater)1.2.3.StageC(Result)______________________________________【LanguagePoints】1.thestagesofascientificexperiment:Aim:______________→v.瞄准，对

5、准，以…为目标aimatApparatus:__________Method:_______Result:_______Conclusion:________得出结论：draw/reach/cometoaconclusion下结论：makeaconclusion最后，总之：inconclusion【即学即用】翻译句子①Theycametotheconclusionthatit’stimeChinesefootballshouldberegulated._________________________________________________________

6、____________②Inconclusion，IwouldliketosayhowmuchIhaveenjoyedmyselftoday._________________________________________________________________________【选择】Afteralongdiscussionabouttheadvantagesanddisadvantagesoftheplan，theyfinallycametoa(n)________thatitwaspractical.A．decision　　　　　　B．opinio

7、nC．conclusionD．impression2.reactv.→n.________________reactwith与……起(化学)反应reactto对……作出反应reactagainst反对；反抗reacton/upon对……有影响【即学即用】翻译句子①Howdidhereacttoyoursuggestion?________________________________________②Childrentendtoreactagainsttheirparentsbygoingagainsttheirwishes.______________

8、_____