- 問題詳情:IfEnglishmeansendlessnewwords,difficultgrammarandsometimesstrangepronunciation,youarewrong.Haven’tyounoticedthatyouhavebecomesmartersinceyoustartedtolearnalanguage? AccordingtoanewstudybyaBritishuniversity,learningasecondlanguagecanlead...
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