问题
选择题
—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
答案：B
搜题请搜索小程序“爱下问搜题”
—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：B
／FEV%减少（）