“Homestayisaformofstudyabroadprogram.Itallowsthevisi...
问题详情： “Homestayisaformofstudyabroadallowsthevisitortorentaroomfromalocalfamilytobetterunderstandthelocalalsohelpstoimprovethevisitor'slanguageability，”saidateacherduringaschoolmeetinglastter...