Her new shoes were made __ leather

问题描述:

Her new shoes were made __ leather
Aby B of Cin D from
为什么不选A啊

B.be made of..."由...做成” 原料物理变化,成品能看出原材料
be made from...“由...做成” 原料经化学变化,成品看不出原材料是什么
be made by...“由(某人)制造” 强调制造者
be made in+产地 made in China.
明白了吗?