6. Pet can encourage social relationship by _______.
(A) acting as basic element to American culture
(B) providing a subject for chatting
(C) becoming members for the family
(D) having a friendly appearance
答案:登入後查看
統計: A(10), B(13), C(4), D(9), E(0) #442070
統計: A(10), B(13), C(4), D(9), E(0) #442070