问题
选择题
Books are made ______ paper and paper is made ______ wood. |
A. of, of B. from, from C. of, from D. from, of |
答案
答案:C
Books are made ______ paper and paper is made ______ wood. |
A. of, of B. from, from C. of, from D. from, of |
答案:C