____more and more forests destroyed,some animals are in danger of dying out.

问题描述:

____more and more forests destroyed,some animals are in danger of dying out.
A.With B.By C.As D.For
2.No one knows for sure when such a custom first ___
A.came into power B.came into being C.came true D.came out

1、A
with的固定结构,with+done表示伴随,指……被做了之后……,有表示后面句子原因的含义.
As的话需要在forests后面加be动词
2、B
come in to being表示形成,A是登台*,C是实现,D是出版