染雾4级作文 篇一：人工智能对社会的影响
随着科技的不断进步，人工智能（AI）已经成为当今社会的热门话题。人工智能的广泛应用对社会产生了深远的影响。本文将探讨人工智能对社会的影响，并讨论其带来的优势和挑战。
首先，人工智能的应用对社会带来了许多优势。人工智能技术可以提高生产效率，减少人力资源的浪费。例如，许多工厂已经引入了机器人来完成重复性和危险性高的任务，这不仅提高了生产效率，还减少了工人的伤亡风险。此外，人工智能还可以应用于医疗领域，通过分析大量的医疗数据和病例，提供更准确的诊断和治疗方案。这些创新将大大提高医疗保健的质量和效率。
然而，人工智能的广泛应用也带来了一些挑战。首先，人工智能可能导致大量的工作岗位被自动化取代。许多行业的工作岗位将被机器人和自动化系统取代，这将导致失业率上升。此外，人工智能的应用也引发了一系列的道德和隐私问题。例如，当人工智能系统收集和分析个人数据时，个人隐私可能会受到侵犯。另外，人工智能系统的决策过程也可能存在偏见和不公平性，这可能对社会正义产生负面影响。
为了应对人工智能的挑战，我们需要采取一系列的措施。首先，政府和企业应该加强对人工智能的监管，确保其合法、公正和透明。其次，教育系统应该重视培养人工智能相关的技能和知识，以适应未来的就业需求。此外，社会应该加强对人工智能的普及和了解，以减少公众对人工智能的恐惧和误解。
综上所述，人工智能的广泛应用对社会产生了巨大的影响。虽然人工智能带来了许多优势，但也带来了一些挑战。我们应该积极应对这些挑战，以确保人工智能的发展能够为社会带来更多的利益。
4级作文 篇二：环境污染及其对人类健康的影响
环境污染已成为全球关注的焦点问题。本文将探讨环境污染对人类健康的影响，并提出一些解决方案。
首先，环境污染对人类健康造成了许多危害。空气污染是其中最常见和严重的问题之一。汽车尾气、工业废气和燃煤等因素导致大量的有害气体和颗粒物释放到空气中，对呼吸系统和心血管系统造成了严重影响。水污染也是一个严重的问题，污染的水源可能会导致疾病的传播，如腹泻和传染病。土壤污染也会影响食物的质量和安全性，进而对人类健康产生负面影响。
为了解决环境污染对人类健康的影响，我们应该采取一系列的措施。首先，政府应该加强环境保护的法律法规，并加大对违规行为的处罚力度。其次，我们需要倡导环保意识，提高公众对环境污染的认识和重视。个人也应该积极参与环境保护，如节约能源、减少废物排放等。此外，科技创新也是解决环境污染的关键。我们应该鼓励研究和应用可再生能源、清洁生产技术等，以减少对环境的污染。
综上所述，环境污染对人类健康产生了严重的影响。我们应该共同努力，采取措施减少环境污染，保护我们的健康和未来。
4级作文 篇三
4级作文模板
大学英语四级作文模板大全
(一) 说明原因型模板
四级作文模板1:
Currently, XX has been the order of the day. This does demonstrate the theory --- nothing is more valuable than XX It is clear that (1). If you (2), as a result, your dreams will come true. On the contrary, if you (3).Failure will be following with you. It turns out that all your plan falls through. No one can deny another fact that (4).You don't have to look very far to find out the truth, in respect that we all know (5).It will exert a profound influence upon (6).With reference to my standpoint, I think (7).
注释:
(1) XX的第一个优点
(2) 支持XX的做法
(3) 不支持XX的做法
(4) XX的第二个优点
(5) 举例证明优点二
(6) 说明XX优点三的'影响
相应作文:The importance of self-confidence
Currently, self-confidence has been the order of the day. This does demonstrate the theory --- nothing is more valuable than self-confidence. It is clear that (self-confidence means trust in one's abilities). If you (are full of self-confidence, it will bring your creative power to play, arouse your enthusiasm for work, and help you overcome difficulties), as a result, your dreams will come true. On the contrary, if you (have no confidence in yourself, there is little possibility that you would ever achieve anything ). Failure will be following with you。It turns out that all your plan falls through. No one can deny another fact that (self-confidence gives you light when you are in dark and encouragement when you are dismayed).You don't have to look very far to find out the truth, in respect that we all know (the secret of MMe. Curie lies in perseverance and self-confidence, the latter in particular). It will exert a profound influence upon (the achievement of one's ambitions). With reference to my standpoint, I think (he that c
四级作文模板2:
In recent years, XX has caused a heated debate on (1). The factors for (2).First of all, (3).Then, there comes a case that (4). Moreover, (5). Especially when (6).Indeed, these unique points can be collected the remind people that (7).In this way, we should behave just like (8).
相应作文:The impact of Television
In recent years, with the development of science and technology, 80 percent of all homes in China have satellite TV, offering as many as 50 channels. It has caused a heated debate on (the impact of television on children). Many parents are worried about the impact of so much television on children. The factors for (parents' worry is that children are indulge in television and spend too much time on it.).First of all, (with so many programs to choose from, children are not getting as much exercise as they should ).Then, there comes a case that (some studies have show that excessive watching of television by millions of children has lowered their ability to achieve in school ). Moreover, (the effect on children's minds are more serious than the effect on children's bodies). Especially when (the children are too small to judge what programs are suit to them).Indeed, these unique points can be connected to remind parents that (they should pay close attention to and responsibilities for supervising their children's TV viewing).In this way, children will not be influenced too deeply.
四级作文模板3：
For most of us today, (1). From above, we can find that the reasons why (2)are as follows.The primary reason, I think, is (3).Second,(4). The third reason, actually, is (5).The significance for (6)。Therefore, (7).
注释:
(1) 人们针对XX的态度和举措
(2) 归纳现状
(3) 第一个原因
(4) 第二个原因
(5) 第三个原因
(6) 重申造成现状的最重要原因
相应作文: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).
四级作文模板4：
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.
注释:
(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
相应作文: 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.
(二) 图表式作文模板
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). 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).
(三) 提纲式作文模板
四级作文模板1：对立观点式
A．有人认为X 是好事，赞成X， 为什么？
B．有人认为X 是坏事， 反对X，为什么？
C．我的看法。
Some people are in favor of the idea of doing X. They point out the fact that 支持X 的第一个原因。They also argue that 支持X 的另一个原因。However, other people sta
