我的四级写作，待大家帮忙修改

　　In modern society, Disposable plastic bags were once widely used in China. And people used to take it for shopping and shopping assistants often provided free plastic bags for our convenience. For a while, life without them seemed unimaginable for most of us.

　　However, disposable plastic bags do bring severe damage to our environment. First, they are abandoned everywhere. Second, it cannot be absorbed which will have great influence for the environment. Finally, it is the pollution brought by plastic threat to our species life.

　　In a word, it is meaningful to limit the use of disposable plastic. It's significant that our government has banned the use of disposable plastic bags officially and people will pay for the use of such bags.To a great extent, this action is reducing the consumption of bags.

　　Everyone in this society should take some effort to the improvement of the environment. We should protect our earth and  environment to make a better life.