The animals could see the smoke from the factory day and

The animals could see the smoke from the factory day and
The animals could see the smoke from the factory day and

The animals could see the smoke from the factory day and
动物可以整天整夜地看见从工厂飘出来的烟.

动物能够日日夜夜目睹来自工厂的烟。

那些动物可以整天整夜地看见从工厂飘出来的烟。