下列的农业创新适用于方法示范（）。
A.展示新技术的样本
B.修建日光温室
C.果树修剪
D.施肥的方法
参考答案：B, C, D
For a moment nothing happened then all shouting together.
A．voices had come
B．came voices
C．voices would come
D．did voices come
生鲜牛乳
