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1、1NatureandenvironmentReading(I)Electricity3Whatdoyouknowabout…?A1Doyouknowthesethings?Whatcantheydo?11-112345678910A2Whatcommonpointsarethereamongthem?Theyalluseelectricity.Theychangeelectricityintootherformsofenergy.11A3Whatformsofenergycantheychange electricityi
2、nto?11-2lightenergyheatenergymovingenergysoundenergy12345678910111234567811-3BWecanchangeelectricityintodifferentkinds ofenergy.Matchthekindsofenergyintheboxwiththethingsinthepictures.Somethingsmayhavemorethanonekindofenergy.Thefirstonehasbeendoneforyou.1234567891
3、0111234567811-4heatenergymovingenergylightenergysoundenergy________________________________________________________________________________________________soundenergysoundenergyheatenergylight&soundenergylightenergymoving&soundenergymovingenergyheatenergy123456789
4、1011BeforeyoureadAAnswerthefollowingquestions.Whatisenergy?Howdoyoufeelifyoudonothaveenergy?Ifyoudonothavealotofenergy,whatcanyoudotoincreaseyourlevel?Whathappensifamachinedoesnothaveenergy?Howcanwesupplymachineswithenergy?Thepowerthatmakesthingswork.Tiredorsleepy
5、.Rest,sleep,eathealthyfoodandexerciseregularly.Itdoesn’twork.Plugthemintoanelectricsocket;usebatteriesorsolarpanels.B1Beforeyoureadthestoryonthenextpage, lookatthetitle,thefirstandlasttwoparagraphsandthepictures.1234-241234-34Oneevening,Daisysaid,‘I’mgoingtobuyapa
6、cketofsweets.Doesanyonewantanything?’Benny,Daisy’sbrother,said,‘Yes.Canyougetmeapacketofelectricity,please?’Daisyasked,‘Didn’tyouknowthat,Benny?’Mumsaid,‘Who’slookingfoolishnow,Benny?’ThefirsttwoparagraphsThelasttwoparagraphsB2Now,trytoanswerthesequestions.4-4What
7、didthegirlwanttobuy?Whoislookingfoolish?Whoorwhatistheservantinthetitle?(Aservantusuallymeanssomeonewhodoeshouseworkforothers.)Whyistheservantinthetitledangerous?Apacketofsweets.Benny.Electricity.Ifnotusedcarefully,electricitycanhurtus.ReadOneevening,Daisysaid,‘I’
8、mgoingtobuyapacketofsweets.Doesanyonewantanything?’Benny,Daisy’sbrother,said,‘Yes.Canyougetmeapacketofelectricity,please?’Daisysaid,‘OK,’andwentout.Benn
