- 问题详情: Therearearound6,000livinglanguagesintheworld—andatleasthalfoftheseareindanger.Ineverypartoftheworld,languagesaredisappearing.Infact,onescientisthassaidthatlanguagesareinmoredangerofextinctionthanbirdsoranimals.ProfessorSteveSutherlandofthe...
- 22366