MorePractice

《MorePractice》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、Watertalks“Afewdaysago,Iwasinacloud,”saidthedropofwater.“ThenIdroppedintoariverandranintoareservoir.Thenitwastimeforpeopletocleanme.”“Cleanyou?”Dorasaid.“Yes.Iwasdirty.Theycleanedmeandaddedsomechemicalstome.ThenItravelledthroughthepipesunderthestreetsandnowI`mhere.”Daraasked,“Soisth

2、istheendofyourjourney?”“No.Peoplewillmakemecleanagain.I`llgointoariverandthenintotheseaagain”“Again?”“Yes.Myjourneystartsthere.Remembernottowasteorpolluteme.I`mvaluable.”Doraturnedthetapoffandcameoutofthebathroom.5/5FactsaboutwaterHerearesomeinterestingfactsaboutwater:About70%oftheh

3、umanbodyiswater.Oceanscoverabout75%oftheEarth,butoceanwaterissalty.Thereforemostofthewaterintheworldisnotdrinkable.Groundwatermaybedrinkable,butitisnoteasytofindgroundwaterthatiscleanandsafetodrink.Havingabathusesabouttwiceasmuchwaterastakingashower.FactsaboutwaterOceanscoverabout75

4、%oftheEarth,butoceanwaterissalty.Thereforemostofthewaterintheworldisnotdrinkable.Groundwatermaybedrinkable,butitisnoteasytofindgroundwaterthatiscleanandsafetodrink.Havingabathusesabouttwiceasmuchwaterastakingashower.Havingashowerinsteadofabathcansaveupto400litresaweek.5/5Electricity

5、allaround“Whatdoyouknowaboutelectricity,Benny!”“Electricitygivesuspower.Itflowsthroughwires.It`slikewater,inaway,”saidBenny.“You`reright!Electricitycomesintoourflatthroughthinwires.Theseareconnectedtocablesunderthestreet,”Dadadded.“Whatarethecablesconnectedto?”askedBenny.“They`recon

6、nectedtoapowerstation,”answeredDad.Amomentlater,Daisycameback.“MayIhavemypacketofelectricity?”Bennyasked.“Hereyouare!”saidDaisy.ElectricitysafetytipsElectricitymakesourliveseasier.Weusealotofelectricalappliancesinourhomeseveryday.Herearethreeofthem.Howcanweusethemsafely?Ricecooker●k

7、eeptheoutsideofthepotdry.●Donotswitchthericecookeronifthepotisempty.Washingmachine●Donotputyourhandinthewashingmachinewhenitison.●Unplugitwhenyouarenotusingit.5/5ElectricitysafetytipsElectricitymakesourliveseasier.Weusealotofelectricalappliancesinourhomeseveryday.Herearethreeofthem.

8、Howcanweusethemsafe