Cotton is firse made___thread and then it was woven___cloth.

题目

Cotton is firse made___thread and then it was woven___cloth.
A.up of ; up of B.into ; into C.of ;of
A和C错在哪里?

答案

be made up of 意思为由什么组成,而be made of意思为由什么制成,be made into 表示制成,be woven into表示织成.