問題詳情
【題組】77. With the second step, the author expresses the idea that ______.
(A). it is not wise to change food crops into gas
(B). it is misleading to put tree crops into the gas tank
(C). we should get alternative forms of fuel in any way
(D). biofuels should be developed on a large scale
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)