课堂新坐标2016_2017学年高中英语module5alessoninalab教师用书外研版

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1、Module5　ALessoninaLab实验是进行科学研究最重要的环节，做实验时，我们一定要遵守实验室的规章制度，要注意安全，要熟悉每种仪器的用途和使用方法。做实验固然十分好玩，但是千万不能不注意安全哦！LaboratorysafetyrulesScienceisahandsonlaboratoryclass.Youwillbedoingmanylabactivitieswhichmayneedtheuseofchemicalsorequipment.Tomakesureofasafescienceclassroom，weprovideyouwit

2、halistofrules.Theserulesmustbefollowedatalltimes.GENERALGUIDELINES1．Neverworkalone.Nostudentmayworkinthelabwithoutateacherpresent.2．Whenfirstenteringalab，donottouchanyequipment，chemicals，orothermaterialsinthelabuntilyouareaskedtodoso.3．Donoteat，drink，orchewguminthelab.Donotusel

3、abglasswareascontainersforfoodordrink.4．Knowthepositionsandoperatingproceduresofallsafetyequipment，includingthefirstaidkitandthefireextinguisher.Knowwherethefirealarmsandtheexitsare.5．Checkthelabelsonchemicalbottlestwicebeforeremovinganyofthechemicals.Takeonlyasmanychemicalsasy

4、ouneed.6．Mostchemicalsinthelabareconsideredtobedangerous.Donottouch，taste，orsmellanychemicalsunlessspecificallyaskedtodoso.7．Attheendofyourexperiment，cleaneverythingcarefullyandreturnyourequipmenttowhereyougotit.Washyourhandswithsoapandwaterafterperformingallexperiments.WHATTOW

5、EAR1．Dressproperlyduringalabactivity.Longhairmustbetiedbackandshoesmustcompletelycoverthefeet.2．Contactlensesshouldnotbeworninthelabunlessyouareallowedbyyourteacher.3．Anytimechemicals，heat，orglasswareisused，studentswillwearlabgoggles.Nobodyshouldbreakthisrule!ACCIDENTSANDINJURI

6、ES1．Reportanyaccidentorinjurytotheteacherimmediately.2．Ifachemicalshouldgetintoyoureye(s)orontoyourskin，gotoseeaschoolnurseimmediately.1．handsonadj.　　　　实际操作的2．guidelinen.准则3．proceduren.程序4．firstaidkit急救包5．fireextinguisher灭火器6．labeln.标签7．gogglesn.护目镜1．Whatshouldyoudoattheendofan

7、experimentinthelaboratory?________________________________________________________________【答案】　Cleaneverythingcarefullyandreturntheequipmenttowhereitwas.Washhandswithsoapandwater.2．Ifachemicalshouldgetintoyoureye(s)，whatwouldyoudo?_______________________________________________

8、_________________【答案】　Reportittotheteacherandgotoseeas