pollution

　　most of us today (recognize that environmental pollution has been a greatly serious problem. lots of plants trees corps are destroyed by bad air. many fish die of poisonous water. thousands of people die from eating poisoned fish or breathing in gas. therefore, environmental pollution should be responsible for these diseases that are disabling, or bringing death not only to human beings, but also to wild life.)from above, we can find that the reasons why (environment are polluted more and more seriously)are as follows.

　　the primary reason, i think, is (the reason of harmful substances into environment. for example, to prevent insects, farmers make use of great amounts of insecticides, so as to have bumper harvests. however, they pollute air, water and land ).

　　second,(the gas coming from the car engines and factories also make environment polluted badly ). the third reason actually is (the result of a growing population in the world. everyday, so much litter and waste are poured out from houses, also pollute the environment ). the significance for (controlling pollution) noted that it’s high time that more effective measures should be taken. therefore, (new laws should be passed to limit the amount of pollutants from factories. moreover, in the households, there is an obvious need to reduce litter and waste. let’s make our good efforts, and the world will be a safer place to live for us).

　(i)说明原因型模块(5)

　　these days we often hear that (1).it is common that (2). why does such circumstance occur in spite of social protects? for one thing, (3).for another, (4). what is more, since (5),it is natural that (6 ).to solve the problem is not easy at all, but is worth trying. we should do something such as (7) to improve he present situation, and i do believe everything will be better in the future.

　　(1)提出论题

　　(2)说明现状

　　(3)理由一

　　(4)理由二

　　(5)理由三

　　(6)理由三引起的后果

　　(7)解决方法

　　pollution of environment

　　these days we often hear that (our living conditions are getting more and more serious BECause of the destruction of our environment ).it is common that (many trees and animals are near extinction, and the all-important food chain has been destroyed.).

　　why does such circumstance occur in spite of social protects? for one thing, (the population of the world is increasing so rapidly that the world has been so crowded. ).for another,(the overuse of natural resources has influenced the balance of natural ecology ). what is more, since (the industrial revolution ),it is natural that (a great number of factories have been springing up like mushrooms. the smoke and harmful chemicals released from factories also pollute the environment).

　　to solve the problem is not easy at all, but is worthing. we should do something such as (planting more trees, equipping cars with pollution-control devices and learning to recycling natural resources )to improve the present situation, and i do believe everything will be better in the future.

　　写作模板——图表式作文

　　it is obvious in the graphic/table that the rate/number/amount of y has undergone dramatic changes. it has gone up/grown/fallen/dropped considerably in recent years (as x varies). at the point of x1, y reaches its peak value of …(多少).y_?-y?Z^FK?6QK}[本_文_来_源_于_我_的_学_习_网外语园地大学英语四六级 http://Www.GZU521.Com ]y_?-y?Z^FK?6QK}

　　what is the reason for this change? mainly there are … (多少)reasons behind the situation reflected in the graphic/table. first of all, …(第一个原因). more importantly, …(第二个原因). most important of all, …(第三个原因).

　　from the above discussions, we have enough reason to predict what will happen in the near future. the trend described in the graphic/table will continue for quite a long time (if necessary measures are not taken括号里的使用于那些不太好的变化趋势).