问题补充:
—Do you believe that paper is made wood ?
—Yes, I do . And you can see that books are made paper.
A. from , from
B. from , of
C. of ,from
D. of ,of
答案:
A. from , from
(答案→)B. from , of
C. of ,from
D. of ,of
解析: be made of 由……制成,原材料性质不发生变化,只在形状大小上变化,即物理变化。be made from,由···制成,原材料发生化学变化,或用途发生改变。句意:你相信纸是由木头制成的吗?是的。那你能看到书是由纸制成的吗?木头制纸,发生化学变化。纸制书,物理变化。故选B。