問題詳情
73．Environmentalists believe one possible way of dealing with the paper situation is .
(A)to encourage printing more quality documents
(B)to develop new printers using recycled paper
(C)to find new materials for making paper
(D)to plant more fast growing trees
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)