Question

The writing brushes ________ bamboo and animal’s hair.

1. A.
   are made of
2. B.
   is made from
3. C.
   is made of
4. D.
   are made from

Answer 1

A
此题考查词组辨析能力。be made of“由……制造”，指可以看出物质原来的性质和特征。be made from“由……制造”，指看不出物质原来的性质或特征。