下列用途或操作合理的是[ ]
A. 实验室制取蒸馏水装置
B. 构成铜锌原电池
C. 分离碳酸氢钠和氯化铵
D. HCl尾气吸收
答案:D
—Let's have hamburgers for lunch.
—______. [ ]
A. Let's do
B. That sounds good
C. Yes, we do
D. No, I don't
深冬季节如何调控日光温室的温湿度?