四川省南充市白塔中学高一英语 Module 5 A lesson in a lab课件.ppt

welcome m5 alessoninalab introduction vocabulary speaking appreciationofaclip readtheexplanationandspeakouttheword wordsreview 2 apartofanactivityoraperiodofdevelopment stage n 阶段 时期 1 asubstancewhichflowsandcanbepoured forexample water n liquid液体 solid gas 3 achemicalcombinationofoxygenandoneotherelement 元素 forexample iron n 氧化物 oxide potassiumsodiumcalciummagnesiumaluminumzincironcopper na钠ca钙k钾cu铜zn锌fe铁mg镁al鋁 match 4 notcomplete adj 部分的 局部的 partial 5 thefinalpartofsomething n 结论 conclusion 6 toheatacontainer especiallyoneusedforcooking untiltheliquidinitstartstoturnintoagas vt 煮沸 煮 boil 7 thesetofnecessarytoolsandthingsthatareusedforaparticularpurpose n 设备 装备 equipment balanc天平 tongs钳子 testtube试管 testtubeholder cottonwool howmuchdoyouknowaboutgeneralscience listenandcheck readthefollowingnumbersout 2 000 000 000twobillion 5 100 000 fivemillion onehundredthousand 12 239 000 twelvemillion twohundredandthirty ninethousand readthesefractions 分数 2 3two thirds 1 4 aquarter 1 2 ahalf 9 10 nine tenths 分子基数词 分母序数词 分子大于一 分母加s eighteenpointtwoseven readoutthedecimals 小数 below 0 5pointfive 2 5 twopointfive 18 27 appreciationofaclip appreciationofaclip thecorrectordertodescribeascientificexperiment aim method result conclusion equipment tocheckwhether 1 pour into 2 put into 3 lookat doesnot appreciationofaclip inwhichconditiondoesanailrust indryair inair freewater