[文学]四级写作.doc

作文 Stop polluting our lakes and rivers Limiting the use of disposable plastic bags的作文进行了评审和改写。这是2008年12月份的四级作文试题。按照四级作文评分标准，作文部分满分15分，这篇文章得12分。 Directions: For this part, you are allowed 30 minutes to write a short essay entitled Limiting the Use of Disposable Plastic Bags. Write at least 120 words following the outline given below.1.一次性塑料袋曾广为使用 2.由此带来的问题3.限制使用一次性塑料袋的意义原文In the past there decades, disposable plastic bags have been widely used in our daily life for its convenience.1 In China, for instance, a survey by an environmental organization says that Chinese people consume up to 1 billion disposable plastic bags every day.2 However, very few of them know that such bags not only waste natural resources but also it can do harm to our environment.3As we all know, plastics are made from petroleum products, we have to use large quantities of oil to produce them.4 At the same time, disposable plastics have brought us much pollution, which, seriously threatens our environment and health.5 Exhaust gas from plastic factories poisons our sky and leads to harmful acid rains; waste water pollutes our rivers, lakes and seas, causing many deaths of cancer; disposable plastics are abandoned here and there, in turn, it will bring about groundwater pollution again.6From what have been discussed above, we can conclude that disadvantages of disposable plastic bags are likely to do far more harm than its convenience,7 and we should take measures to limit the use of such kind of bags. Fortunately, Chinese government has carried out a resolution to reduce the use of plastic bags. 8 And we believe if everyone makes a contribution to this event, our environment will become much greener.9修改后的文章Over the past three decades, disposable plastic bags have been widely used for their convenience in our daily life. In China, for instance, up to 1 billion disposable plastic bags are used every day, according to a survey by an environmental organization. However, very few of