Fibers of hair and wool are not continuous and must normally be spun into thread

游客2023-11-06 41

问题 Fibers of hair and wool are not continuous and must normally be spun into thread ______ woven into textile fabrics.

选项 A、as are they
B、when to be
C、that they are
D、if they are to be

答案 D

解析 be to表示将来。

转载请注明原文地址:https://tihaiku.com/zcyy/3164496.html

相关试题推荐

随机试题

最新回复(0)

Fibersofhairandwoolarenotcontinuousandmustnormallybespunintothread