問題詳情
【題組】3. Why was there nothing written about themaking of Renaissance glass fibers untilthe seventeenth century?
(A) Glassmakers were unhappy with thequality of the fibers they could make.
(B) Glassmakers did not want to revealthe methods they used.
(C) Few people were interested in theRenaissance style of glass fibers.
(D) Production methods had been wellknown for a long time.
參考答案
答案：B
難度：簡單0.857143
統計：A(1),B(6),C(0),D(0),E(0)