介词后面加句子吗~

The WHO is dedicating World Health Day to healthy environments for children, to call attention to what it says are these needless, preventable deaths.

后半句,call attention to 的 to 后面的 what it says are these needless, preventable deaths 是个句子哇,怎么理解呢。。。

第1个回答  2009-03-14
不可以
第2个回答  2009-03-12
TE