39. The suitcase _____ belongs to one of my brothers.
(A) exterior leather
(B) which exterior leather
(C) its exterior made of leather
(D) whose exterior is made of leather
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統計: A(28), B(265), C(85), D(314), E(0) #2772339
統計: A(28), B(265), C(85), D(314), E(0) #2772339