問題詳情
36. Scientists develop stronger plants more quickly by changing their genetic material, and foods from plants _____ in this way are called GM foods.
(A) which grow
(B) that is grown
(C) growing
(D) grown
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)