YangMingisastudentofGrade7．HissisterYangNaisastudentof...
問題詳情： YangMingisastudentofGrade7．HissisterYangNaisastudentofGrade8．Theyareinthesameschool．Thenewterm(學期)iscoming．Theywanttobuysomethingsforthenewterm．Theycometoashop．There’reallkindsofschoolthingsini...