InChina,alotofpeoplecomplainthatEnglishissodifficulttolearn.Theyevenspendalotoftimetostudygrammar,stillcan’tspeakEnglishfluently.ButasChinabecomesstronger,moreandmoreforeignersstarttolearnmandarin.Ch...
Alongwiththerapidstepofsciencedevelopment,menhavegotmoreandmoreachievements.Especiallyinbiologicalfield,scientistsarecreatingmiracleseveryminute.Inrecentyears,theyaredecodedthegenecodeofhumanbeing.Peo...
InChina,alotofpeoplecomplainthatEnglishissodifficulttolearn.Theyevenspendalotoftimetostudygrammar,stillcan’tspeakEnglishfluently.ButasChinabecomesstronger,moreandmoreforeignersstarttolearnmandarin.Ch...
