![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
This passage is most probably taken from an article entitled "______".A.Energy Conservatio
This passage is most probably taken from an article entitled "______".
A.Energy Conservation
B.House Building Crisis
C.Air Pollution Indoors
D.Traps in Building Construction
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)