At the same time,another kind of paper was developed, made from silk.
At the same time,another kind of paper was developed, made from silk.
A、与此同时另一种纸被研究了出来,它用蚕丝制成。
B、与此同时还研制出另一种纸,就是用丝制的帛。
C、与此同时用丝制的帛作为另一种纸被研制了出。
D、与此同时另一种丝质的纸被研制了出来。
【正确答案】:B
【题目解析】:p28
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