15.People develop _______ preference for a particular style of learning at _____ early age and these preferences affect learning. 　　　
(A)a; an
(B)a; 不填
(C)不填; the
(D)the; an

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統計： A(1), B(0), C(0), D(0), E(0) #987645

詳解 (共 1 筆)

#1202031

句子后面的these preferences是特指前面提到过的，那么前面的preference就是泛指；后面状语年龄与之对应也是泛指。

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