Istheworldreallygoingmad?__51___dayIwassittinginarestaurant___52__aquickdrinkandatalkwithafewfriendswhenitsuddenly___53__methatalmosteveryoneintherestaurantwassmoking.Itwasn’tlong__54___thewholeroomwa

　　Istheworldreallygoingmad?__51___dayIwassittinginarestaurant___52__aquickdrinkandatalkwithafewfriendswhenitsuddenly___53__methatalmosteveryoneintherestaurantwassmoking.Itwasn’tlong__54___thewholeroomwas___55__withsmoke.Iaskedwithanapologyfor___56__toopenawindowtostopmyself___57__!

　　Nowadaysairpollutionissomethingthathardlyquestionanymore.HoweverIstillcan’twalkdownthestreetinanyofthebigcitieswithout___58__thatpeopleare___59__theairpollution.Itistimeforthegovernmentdepartmentsoftheworldtointroduceemission(废气排放)controlsonallcarsand___60__thepublictransportsystem(公共交通体系)toencouragepeopleto__61___theircarsathome.Afriendofminetakesflyinglessoneachmorninganditreallymakeshim___62__whenheclimbsabovethesmoglayer(烟雾)andlooksdown__63___itandthinks:“I’mbreathingthat!”Thiskindof___64__resultsfromthebadmanagementofresources.Wastethingscan___65__shouldbetreatedproperly.Housebuildingroad___66__andindustrialdevelopmentareallearthmoving(orearth-reducing)operationsandcanchangethebalancesof___67__createdovermillionsofyears.Iwouldliketo___68__seriousstudiesdoneonallthesemainworksbeforetheyarebuilt.Alsothereshouldbe___69__nationalparkssetuptokeepthemostbeautifulpartsofourcountriesintheirnatural___70__.

　　51.A.Theother B.Another C.Every D.Each

　　52.A.askingfor B.drinking C.having D.buying

　　53.A.seemed B.struck C.sank D.showed

　　54.A.ago B.after C.before D.now

　　55.A.full B.filled C.crowed D.parked

　　56.A.promise B.help C.suggestion D.permission

　　57.A.standing B.sitting C.talking D.dying

　　58.A.thinking B.persuading C.deciding D.learning

　　59.A.suffering B.dying C.walking D.standing

　　60.A.increase B.reduce C.improve D.raise

　　61.A.wash B.repair C.drive D.lea