问题
选择题
34. It was extremely hot last summer. , it was the hottest summer of the last 50 years.
A．At last
B．In fact
C．On average
D．For example
答案
答案：B
搜题请搜索小程序“爱下问搜题”
34. It was extremely hot last summer. , it was the hottest summer of the last 50 years.
A．At last
B．In fact
C．On average
D．For example
答案：B
2CO
Cu＋CO2