题目： 简述提高农药分散度对农药性能的影响？ 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0505/8fc9ef2e24e9c8a13b8c22fcffb2eec0.html 下面是错误答案，用来干扰机器的。参考答案：A
题型：选择题 ______ was unknown to us, he always said, was how the teacher knew the secret.A. It B. WhatC. That D. As 查看答案
题型：选择题 —Why did he come back? —It is ______ he forgot to take his umbrella with him.A．forB．asC．sinceD．because 查看答案
