![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
What does the author warns to tell us about El Nino by the last two paragraphs?A.The UN’s
What does the author warns to tell us about El Nino by the last two paragraphs?
A.The UN’s concern about it.
B.The measures taken against it.
C.Its intensity.
D.Its frequency.
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)