At home, you should use as little energy as possible. 在家里，你应该尽可能少地使用能源。 Turn off the lights and anything else electrical when not in use. 关掉电灯和其他不使用的电器。 Since factories use a lot of energy...
The perfect copy 完美复制 Scientists have announced that they have cloned the first human embryo. This has caused much debate round the world. 科学家发表声说，已经克隆了第一个人类胚胎。这在全球引起广泛争议。 On the...
Even though human cloning is causing a lot of anxiety, it is good news for Faye Wilson, a 41-year-old saleswoman who cannot have a baby. 即使这样，克隆还是激起了人类渴望，它对无法生育的41岁的女售货员Faye Wilson是个好消...
Dear Editor, I believe that human cloning is wrong. If we toy with nature, we will have to deal with the consequences. 亲爱的编辑，我坚信克隆人类是错误的。如果我们干涉了自然，我们就得承受结果。 Who knows what coul...
Dear Editor, I would like to comment on your article, 'The perfect copy'. I think the scientific advances mentioned in your article are fantastic! 亲爱的编辑，我希望用完美克隆来评论您的文章，我认为你文章中涉及的科学进...
Man and nature 人类与自然 For a long time, our environment has been damaged because humans have been careless. 很长一段时间，我们的环境由于人类的粗心而遭到破坏。 People have harmed nature through agriculture, fishing, hu...
After decades of destroying nature and using up natural resources, many developed nations are now concerned about saving nature rather than developing or destroying it. 破坏了自然几十年并用完自然资源，很多发达国家现在关注的是...
GM food: hope or danger? 转基因食物：希望还是危险？ In recent years, there has been great progress in the study of genetics. 近年来，对于基因的研究有了长足的进展。 With this progress, doors have been opened up to techn...
Many questions have been raised about GM food. No one really knows whether it is safe for animals or humans to eat. 关于转基因食品，人们提出很多质疑的问题。没有知道它是否适合动物和人类安全食用。 Scientists admit...
