阿摩線上測驗
27. I bought three books yesterday, two of ______ were novels.
(A) which
(B) that
(C) whom
(D) who
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統計： A(147), B(21), C(17), D(0), E(0) #217437
統計： A(147), B(21), C(17), D(0), E(0) #217437
