15. The doctor asked the patient a number of questions, most of__________were about her
dietary habit.
(A) whom
(B) them
(C) which
(D) the time
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統計: A(9), B(28), C(46), D(0), E(0) #2450820
統計: A(9), B(28), C(46), D(0), E(0) #2450820