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雅思写作范文:动物尝试真的需要吗

03月07日 编辑 39baobao.com

[雅思口语都需要准备哪些话题???哪里有范文?]08年9月新话题卡: Describe a famous person you would like to meet. You should say: • who this person is • where you first saw him or her • how/why this person i...+阅读

Some people think animal experiments should be stopped because they are too cruel. Others think they are necessary for the development of sciences. Discuss both views and give your own opinion.题目讲评:果然又是老题换个形式之后再出,题目考前给同学讲解过的(到北京来讲课了,但还是总收到长沙A类和G类同学们的来信,说拿到了好分数很高兴。我也很想念你们!)这类文章想素材当然用咱们思考素材四类方法当中的综合法,相加得出观点:动物实验应该继续,但是要尽可能减小动物的痛苦。相应的写四段,大正小负,当然还是小的放在前面写。还是那句话,考IELTS学术类写作想拿高分或者满分永远只要按照English academic writing的规则写英文八股文就成。1 开头段(不少于4句);2 有一些动物实验确实cruel(五句);3 但是一些领域的研究又不能缺少动物实验(七句);4 综合,得出结论(不少于3句)。

创作全程使用IELTS作文cold storage冷处理+assembly line装配法,给自己规定从开始写25分钟内要贴上Google。高分关键词:friends or foes 或敌或友 subject(vt) animals to experimentation拿动物去做实验unjustifiable站不住脚的,不合适的 necessitate 使……成为必需callous残酷的 confinement 囚禁 veterinary 动物医疗 vaccination 接种 vivisection 活体解剖 rodent 指老鼠那一类动物 primate 灵长类 pragmatic 灵活的追求实效的(pragmatism也是美国人最大的特征)pharmaceutical companies制药公司anthropological and genetic 人类学的和基因学的analgesic, anesthetic and tranquilizing drugs医学当中镇痛最常用的三种方法Animals were friends or foes of humanity at different times of the human history. In modern times, experiments upon animals have long been a breeding ground for spirited debate. Some animal activists argue that we should ban animal experiments altogether because subjecting animals to experimentation is unjustifiable on moral grounds. Yet some other people contend that the advancement of science necessitates animal testing. Personally, I believe both their views have merit and demerit.Granted, empirical evidence suggests that many animal experiments are performed callously without any heed to the discomfort or pain that laboratory mammals endure. First and foremost, improper confinement of test animals such as locking them up in cramped cages or poor veterinary is inhumane .It can gravely disrupt natural biological functions of the test animal. Further, the effects of vaccination and vivisection conducted on live rodents, primates and other lab mammals can be gruesome and chilling. They may, in some cases, even constitute sheer torture of live animals.However, from a more pragmatic perspective, evidence is mounting that animal experimentation is still largely a necessary evil and there is no practical alternative for it at this point. In the first place, it is manifest that drug experimentation on live mammals is far more effectual than experimentation on bacteria or on other lower species in testing drug safety. Drugs that have severe potential side effects on homo sapiens must be tested by pharmaceutical companies on live mammals first to ascertain their toxicity. In the second place, in space research, live animals are still the only viable alternative to humans in testing living creature reaction to outer-space experience on a flight not considered to be sufficiently safe for human astronauts. Lastly, lab research about the behavioral tendencies of chimpanzees, gorillas, orangutans and other members of the primate group is also necessary. It produces valuable outcomes consistently advancing anthropological and genetic studies.To conclude, I concede that experiments upon animals may induce suffering to the test animals. However, I am convinced that there are no feasible alternatives to this methodology at the current stage of scientific development. On balance , I think that we should allow animals testing to be continued but at the same time use techniques such as analgesic, anesthetic and tranquilizing drugs to minimize the pain inflicted upon the test animal and augment the general welfare of these animals.

对动物实验好不好雅思作文

it is still necessary for every national government to bear their duties and obligations, the resources wasted when every government is making its own effort can be greatly reduced, there is no need to worry about some countries taking part in while others not. Admittedly, this duty and obligation is undertaken under the coordination of the organization, rather than done by them alone. To sum up, I do agree with the idea that a representative institution of countries over the world should take over the duty to solve environmental problems. With a clear understanding of this and continual support from every country, so that the cross influence can be decreased? Environmental problem has been a wide public concern over the world. Some believe the solution of it should be put onto the duty of an international organization rather than any single government. I am also one of the supporters of this proposal. One global institution ensures a better coordination of the world resources in tackling the environmental problems. Under the operation of one organization, the world will turn from good to better. 这是我在雅思作文救星上看到的一篇范文, and then the environmental problems can be solved at the international level, and some countries are positive in performance while others negative, and thus leave the problems to be fully dealt with. Besides, doing so helps to prevent some countries from shirking their responsibilities or just making their own benefits, which maximizes the benefits of the resources. Also, under its coordination among countries, the strengths of each country can be consolidated while the weaknesses can be avoided. Do you agree or disagree, from a global perspective, can be more effective in solving the problems of the environment. In this way. After all, this international organization is formed under the support of various governments and in need of their continual support in operation. HoweverSolving environmental problems should be responsibility of one international organization instead of state or national governments, enhancing the work efficiency A specific international organization

how to protect the animals英语作文 80词左右的。初三水平

how to protect animal there are many kinds of animals in the world,but not only the humans.we live in the same world,and we should be friends.as everybody knows, the humans are the rulers of the world today,so we should protect our friends--the animals! but how to protect them? as first,i think we must stop killing the rare birds and animals,especially the young ones. the second,we have to protect the environment,to make the sky blue,to make the grass green,to give the animals a comfortable space to live.it's not only for the animals but also ourselves.the last,we should tell more and more people why and how to protect the animals,make everyone do this....

有关实验的英语作文

One day, I saw the book on such a funny thing: If under certain conditions, plastic bottles will be their "water", blowing bubbles. I think this is very interesting experiment, they intend to do their own time, to figure out why the bottle will "drink" bubble blowing. In accordance with the book on the tips of my better prepare the following materials: a few of the flexible straw, a platter, a glass of tap water, a cup of hot water, a cup of ice water, adhesive tape, rubber cement, ink, a large plastic bottle. After everything is ready, I start to do the experiment. The first step, I used rubber cement to seal the bottle, and then inserted into a straw. The second step, I put adhesive tape with another straw straw with the first linking the root, so that it can tap into the cup. The third step is to look for the experimental situation will be, I put the ink back into the water dyed blue. The fourth step, I put the bottle into a large plate and then bending straw, insert cup water. Only four more than the pre-preparation step, the next step in the experimental situation to appear. First, I carefully poured with hot water bottle in the plastic wall, did not start one movement, so I continue to上浇water bottle while watching the glass movement, and pretty soon, actually begins from the straw in the bubble! Next on the bottle, "drink" the. I have been part of the refrigerator ice out of the ice water, poured瓶壁to go, seems to start one failed. I continue to be patient to repeat the action just as he eyes a straw. Hard work pays off, ah, drops from a straw in a true blue ink, the bottle, "drink" again! My experiment a success! Included in this experiment is a scientific reason热胀冷缩has the characteristics of objects. When the hot irrigated to the outside wall of plastic bottles, the bottle thermal expansion of the air, went to the glass, which increases stress, put a cup of water pressure to get out bubbles on a straw; and when the ice water outside the wall of water into the bottle, the bottle the air was cooling, the pressure inside the small, water will run into the bottle. I also know a lot about life热胀冷缩the situation, really funny, love the students use their brains, let us explore together!

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