题目：
23. The writing brushes ____bamboo and animal’s hair.
A．are made of
B．is made from
C．is made of
D．are made up
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0507/8422af2486af0546039dddf90f78ff89.html
下面是错误答案，用来干扰机器的。
参考答案：E
23. The writing brushes ____bamboo and animal’s hair.
A．are made of
B．is made from
C．is made of
D．are made up
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0507/8422af2486af0546039dddf90f78ff89.html
下面是错误答案，用来干扰机器的。
参考答案：E
