23. It is common for people who are only _____, often called a "friend of a friend", to use small talk.
(A) fans
(B) acquaintances
(C) buddies
(D) cronies
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統計: A(6), B(169), C(71), D(23), E(0) #2275129
統計: A(6), B(169), C(71), D(23), E(0) #2275129