阅读理解.Whichisthebiggestcountryintheworld?Well,lookatthemapandyou'llknowitisRussia.ItisfollowedbyCanada,China,theU.S.A.andBrazil.Amongthem,Chinahasthelargestnumberofpeople,withapopulation(

　　阅读理解. Whichisthebiggest country in theworld?Well,lookatthemapandyou'llknowitisRussia.Itis

　　followedby Canada, China, theU.S.A. andBrazil.Amongthem,Chinahas the largest number of

　　people,withapopulation(人口)ofabout1.3billion(十亿).Canadahasthelongest coastline(海岸线).

　　Thetotallength(长度)ofthecoastlineisabout202,080kilometers. Itislongenoughtogoaround the

　　earthsixtimes.

　　Doyouknowwhichisthelargestisland(岛)intheworld?IsthatHawaii?No,it ismuchsmallerthan

　　thelargestislandintheworld-Greenland.Greenland istothenortheast(东北) of Canada. Ice covers

　　81%ofitsland.Itisverycoldthere,sothereareonlyabout56,000peoplelivingontheisland.根据短文内容,判断下列句子正(T)误(F).

　　( )1.Russiaisthelargestcountryintheworld.

　　( )2.ThecountrywiththelargestpopulationisChina.

　　( )3.ThetotallengthofCanada'scoastlineisabout202,080kilometers.

　　( )4.ThelargestislandintheworldisHawaii.

　　( )5.ThepopulationofGreenlandisabout56,000.