three. Receive the authorization from the school in accordance with the polices prior to taking part in any functions outside the school./.??ng th?i khi d? tuy?n ph?i ??m b?o các quy ??nh t?i Quy ch? tuy?n sinh trung h?c c? s? và tuy?n sinh trung h?c ph? thông.THPT Nguy?n Khuy?n là m?t trong nh?ng tr??ng t? th?c ?i ??u trong s? các tr??ng có