In the past companies that recycle plastic, paper, glass and metal would pay municipalities for their trash.

以前，回收塑料、纸张、玻璃和金属的公司会向市政当局支付垃圾费用。

Then they will take their tree home and cover it with colorful paper, glass balls and lights.

然后他们会把树带回家，用彩纸、玻璃球和灯把它盖上。

They made some " cameras" with paper, glass and glue.

他们用纸、玻璃和胶水制作了一些“相机”。

B. Recycle paper, glass, and plastic.

B. 回收纸张、玻璃和塑料。