Sometimes people pollute the environment.

Sometimes people pollute the environment. Sometimes people pollute the environment.划线提问 People should stop_____the environment.(pollute) people should stop _______the environment.(pollute) We mustn't use the things ____(pollute) the environment. pollute the I hope that peopie will not pollute our environment in the f We must prevent people from _(pollute) the river. the air【】【pollute】 sometimes people pollution the enyironment什么意思? People shoud be p___ from polluting the environment. Animals ____ (die )if people keep polluting the environment