問題詳情

78. Sales of Encyclopedia Britannica have declined for years because _______.
(A) its subscription fee was too expensive for overall readers
(B) people started to use free Internet resources for their needs
(C) most of consumers couldn't afford the monthly installments
(D) the printed encyclopedia sets were only available in school libraries

參考答案

答案：B
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)

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