module 5 a lesson in a lab

精品文档2016全新精品资料全新公文范文全程指导写作独家原创1/9MODULE5ALESSONINALABMODULE5ALESSONINALABPERIOD1TEACHINGAIMS1LETTHESTUDENTSKNOWSOMEWORDSRELATEDTOEXPERIMENTS,THELABANDSOMETHINGLIKETHAT2REVIEWTHEUSAGEOFNUMBERS/FRACTIONS/PERCENTAGES3KNOWSTHABOUTDEGREESOFCOMPARISONTEACHINGSTEPSIALLOFUSHAVELEARNEDPHYSICS,BIOLOGYANDCHEMISTRYINMIDDLESCHOOLNOWLETSHAVEATESTTOSEEHOWMUCHYOUKNOWDEALWITHACTIVITY1ONPAGE41CHOOSETHECORRECTANSWERSTOTHEQUIZNOWPLAYTHETAPEFORTHESTUDENTSTOLISTENANDCHECKTHEIRANSWERSANSWERS1A2A3A4A5B6B7BIIFIRSTREADTHEWORDSANDTHENASKTHESSTOTRANSLATETHEMINTOCHINESEATLASTPUTTHEMINPAIRSORGROUPSANSWERSAIRGASOXYGENCONTRACTEXPANDEARTHSUNMOON精品文档2016全新精品资料全新公文范文全程指导写作独家原创2/9GASLIQUIDSOLIDIIIANSWERTHEQUESTIONSANSWERS1ELECTRICITY,IRON,SOMEMETALSANDAIRARENATURAL2STEEL,SOMEMETALSANDGLASSAREMANMADE3ELECTRICITYANDSOMEMETALSCANBEMANMADEANDOCCURNATURALLYIVTURNTOPAGE42ACTIVITY1READTHENUMBERSPAYATTENTIONTOTHEPOSITIONOFTHEWORD“AND”VFRACTIONS基数词序数词，当分子大于1时，分母要加S作主语时，谓语动词要根据OF后面的名词决定。ANSWERSTWOFIFTHSFIVEEIGHTHSNINETENTHSTHREEEIGHTHSFIVESIXTHSVIPERCENTAGES基数词PERCENT/PERCENT注意PERCENT永远单数形式作主语时，谓语动词要根据OF后面的名词决定。VIIDEGREESOFCOMPARISON12英语倍数表达法用英语表达“A是B的N倍长（宽，高，大，重等）“，“A精品文档2016全新精品资料全新公文范文全程指导写作独家原创3/9比B长（宽，高，大，重等）N倍“或“A的长度（宽度，高度，大小，重量等）是B的N倍“，可用下列几种句型。1“ABE倍数AS计量形容词原级ASB“THISTREEISTHREETIMESASTALLASTHATONE这棵树是那棵树的三倍高。HISFATHERISTWICEASOLDASHE他父亲的年纪有他两倍大。2“ABE倍数计量形容词比较级THANB“THEYANGTZERIVERISALMOSTTWICELONGERTHANTHEPEARLRIVER长江差不多比珠江长两倍。THEDICTIONARYISEXACTLYFIVETIMESMOREEXPENSIVETHANTHATONE这本字典比那本恰好贵5倍。3“ABE倍数THE计量名词OFB“THENEWLYBROADENEDSQUAREIDFOURTIMESTHESIZEOFTHEPREVIOUSONE新扩建的广场是未扩建时的四倍大。4“THE计量名词OFABE倍数THATOFB“THESIZEOFTHENEWLYBROADENEDSQUAREISFOURTIMESTHATOFTHEPREVIOUSONE新扩建的广场为以前的四倍大。5其它精品文档2016全新精品资料全新公文范文全程指导写作独家原创4/9IMTWICE/DOUBLEHISAGE我的年龄是他的两倍。IVEPAIDFIVETIMESTHEUSUALPRICEFORTHESTAMP我出了5倍于往常的价格买这枚邮票。THEAVERAGEINCOMEOFTHESTAFFHASBEENINCREASEDBY50PERCENTCOMPAREDWITHLASTYEAR与去年相比，该单位职工的收入增加了50THEPRICEOFTVSARETWOFOLDADJ两部分的,双重的DOWNOVERTHESEYEARS近几年来，电视机的价格下降了两倍。THE比较级，THE比较级意为“越，越”。前面部分是从句，后面部分是主句。THEHARDERYOUWORK,THEMORESUCCESSFULYOUWILLBETHEEARLIERYOUCOME,THEBETTERPLACEYOUCANFIND“比较级AND比较级”表示“越来越”。HEBECOMESFATTERANDFATTER比较级前还可以用MUCH，EVEN，STILL，ALITTLE等来修饰。HOMEWORKDEALWITHTHEEXERCISESONPAGES45,46AND47MODULE5ALESSONINALAB精品文档2016全新精品资料全新公文范文全程指导写作独家原创5/9PERIOD2TEACHINGAIMS1REVISETHEUSAGEOFDEGREESOFCOMPARISONBYTRANSLATINGSOMESENTENCES2KNOWMOREABOUTTHETWOEXPERIMENTSTEACHINGSTEPSITRANSLATETHEFOLLOWINGSENTENCESINTOENGLISH1这座新大楼是那幢旧楼的3倍大小。THENEWBUILDINGISTHREETIMESTHESIZEOFTHEOLDONETHENEWBUILDINGISTHREETIMESLARGERTHANTHEOLDONETHENEWBUILDINGISTHREETIMESASLARGEASTHEOLDONE2孙老师说英语和你一样流利。MRSUNSPEAKSENGLISHASFLUENTLYASYOU3他越努力学习，就越感到快乐。THEHARDERHEWORKS,THEHAPPIERHEFEELS4那个女孩越长越漂亮了。THEGIRLBECOMESMOREANDMOREBEAUTIFULIICOMETOTHEREADINGANDVOCABULARYASKTHEQUESTIONWHATARETHESTAGESOFASCIENTIFICEXPERIMENTTHEYAREASFOLLOWSAIMMETHODRESULTCONCLUSIONNOWREADPASSAGEAANDFINISHACTIVITIES2AND3精品文档2016全新精品资料全新公文范文全程指导写作独家原创6/9ANSWERTHEREACTIONOFMETALSANSWERS1POTASSIUM,CALCIUM,ANDSODIUM2ITBURNSTOFORMANOXIDE3MAGNESIUM,ALUMINUM,ANDZINC4ITHASASLOWREACTION5NO,ITDOESNTIIIPREPAREFORTHETESTPREPARESOMETESTTUBES,SOMEOIL,TESTTUBEHOLDER,COTTONWOOL,IRONNAILS,BUNSENBURNERDESCRIBETHEEXPERIMENTTOTHESTUDENTSANDASKTHESTUDENTSTOEXPLAINWHATWILLHAPPENINTHEENDASKTHESTUDENTSTOREADPASSAGEBANDTRYTOFILLINTHETABLEONPAGE45ANSWERSIRONINDRYAIRIRONINAIRFREEWATERIRONINORDINARYWATERSTAGEASTARTINGEXPERIMENTCOTTONWOOLWATERWATERSTAGEB1WEEKLATERNAILSWATERSTAGEC精品文档2016全新精品资料全新公文范文全程指导写作独家原创7/9RESULTIRONDOESNTRUSTIRONDOESNOTRUSTIRONRUSTSASKTHESTUDENTSTOREADTHETEXTFORSOMETIMEANDTRYTORETELLTHEEXPERIMENTWITHTHEHELPOFTHETABLEIFTHEREISTIME,CHECKIFSOMECANIVHOMEWORKRETELLTHEEXPERIMENTANDREPORTASIMILAREXPERIMENTMODULE5ALESSONINALABPERIOD3TEACHINGAIMSENABLINGTHESTUDENTSTO1KNOWHOWTOREADTHEDECIMALS2KNOWSTHABOUTTHESCIENCETEACHINGINASENIORHIGHSCHOOLTEACHINGSTEPSIASKSOMESTUDENTSTOREADTHEFOLLOWINGNUMBERS623,100,486563,256,36912,000,865,0653/72/93/102648精品文档2016全新精品资料全新公文范文全程指导写作独家原创8/9083619362258IIDEALWITHEVERYDAYENGLISHONPAGE48ANSWERS1A2B3A4B5AIIITURNTOPAGE49CULTURALCORNERLOOKATTHISPHOTOTHISBOYISMARKKENDONMARKKENDONISACANADIANSTUDENTATSENIORHIGHSCHOOLTHEPASSAGEISABOUTHISDESCRIPTIONOFSCIENCETEACHINGINHISSCHOOLNOWREADTHEPASSAGEQUICKLYANDTRYTOFINDTHEANSWERSTOTHEFOLLOWINGQUESTIONWHYHASMARKBECOMEMOREINTERESTEDINSCIENCEBECAUSEHEHASMOVEDTOANEWSCHOOLWITHGOODFACILITIESANDTEACHERSREADTHEPASSAGEAGAINANDTRYTOGETASMUCHINFORMATIONASPOSSIBLEDOTHEFOLLOWINGQUESTIONSWASMARKINTERESTEDINSCIENCEATFIRSTNOWHATHAPPENEDTOHISFEELINGSABOUTSCIENCE精品文档2016全新精品资料全新公文范文全程指导写作独家原创9/9HISFEELINGSABOUTSCIENCEHAVENOWCHANGEDHOWDIDHEGETINTERESTEDINSCIENCETHESCIENCETEACHERSATTHENEWSCHOOLAREEXCELLENT,THESCIENCEFACILITIESAREVERYGOOD,WITHLABSTHATHAVEA