問題詳情

2 Wearable technology devices ____over 30% of the company’s total sales three years in a row.
(A)account for
(B)amount to
(C)accumulate for
(D)add up

參考答案

答案:A
難度:適中0.491525
統計:A(29),B(10),C(9),D(8),E(0)

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