阅读理解;请认真阅读下列短文,从短文后各题所给的A、B、C、D四个选项中,选出最佳答案。
Didyouknowthefollowingfactsaboutwater?
A.ThereisaboutthesameamountofwateronEarthnowastherewasmillionsofyearsago.
B.Nearly97percentofalltheworld’swaterissaltyorotherwiseundrinkable.Another2percentisice.Thenthereonlyleaves1percentforallourneeds.
C.Waterregulates(调节)theEarth’stemperature.Italsoregulatesthetemperatureofthehumanbody!
D.Morewaterisusedinthebathroomthananyotherplaceinthehome.
E.Adrippingfaucet(龙头)canwasteupto7570Lofwaterayear.
Amazing?Thenwhynothelptosavewater?Youshouldknowthatwhetherathomeoratschoolyoucandothingslikethistosavewater:
◆ Turnoffthewaterinyourbathroomwhileyoubrushyourteeth.
◆ Takeshortershowers.
◆ Don’tletthe waterrunconstantly(不间断地)whileyou’rewashingdishes.
◆ Fillabottlewithtapwaterandputitinthefridgeratherthanrunningthewatereverytimeyouwantacolddrink!
◆ Repairdrippingfaucets.
( )1.HowmuchwateronEarthcanweuse?
A.1%ofalltheworld’swater. B.2%ofalltheworld’swater.
C.97%ofallthe world’swater. D.70%ofalltheworld’swater.
( )2.Peopleusethemostwater________athome.
A.inthekitchen B.inthebathroom C.brushingteeth D.washingdishes
( )3.Whatdoesthewritertrytotellusabout?
A.Whatpeoplecandotoprotecttheenvironment.
B.Everybodymustuselesswater.
C.Theimportanceofwaterandhowtosaveit
D.Whatpeoplehavedonetosavewater.