问题
选择题
—Well, I do think the rabbit is a beautiful, gentle animal which can run very fast.
—_____. [ ]
A. So it is.
B. So is it.
C. So does it.
D. So it does.
答案
答案：A
搜题请搜索小程序“爱下问搜题”
—Well, I do think the rabbit is a beautiful, gentle animal which can run very fast.
—_____. [ ]
A. So it is.
B. So is it.
C. So does it.
D. So it does.
答案：A
CO2 
2Cu + CO2↑ 
CaO + CO2↑