104. Consumer demand for the new smartphone series has risen ______ since the advertising campaign launched.
(A) sharp
(B) sharpen
(C) sharply
(D) sharpness
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統計: A(5), B(4), C(103), D(3), E(0) #3823124
統計: A(5), B(4), C(103), D(3), E(0) #3823124