UNIT1 
Text A  compelled迫使  destruction破坏  eternal永恒的  output产量  retreat撤退  threaten威胁  transfer转移  Text B  bare赤裸  consumed耗尽  have emerged出现    hollow空心    mass大量  miracle奇迹  pile一堆  scrape擦  spark火星  thereby由此  tipped顶端  trigger触发
you had had a spark of consideration for your family ,you wouldn't have taken so many stupid risks.  如果你有为你的家人多一点考虑，你就不会有那么多愚蠢的风险。
2. Due to the lack of labor force, even women in this village were compelled to work in the coal mines.  由于缺乏劳动力这个村的妇女甚至被迫在煤矿工作。
3. We went through lovely countryside with great mountains, some of them beautiful and green and wooded, while others bare and wild.  我们穿过了美丽的农村巨大的山，其中一些美丽的绿和繁茂的，而其他人赤裸的和野生。
4. The cleaner took off his coat and began to scrape the ashes from the furnace with his bare hands.  清洁脱掉外套，开始擦去炉上的灰烬随着他的赤裸的双手。
5. People in that area are already threatened with environmental destruction since 60% of the forest there has been destroyed.  人们已经感受到环境破坏方面的威胁，因为有60％的森林已被破坏
6. The auto company has seen a huge increase in the 适者生存英语output of private can this year due to the improved working efficiency.  汽车公司已经看到了今年由于提高了工作效率，私人产量大幅增加。 
7. Under the severe attack from enemy aircraft, the troops were forced to retreat from front.  在敌机的严厉打击下，前面的部队被迫撤退。 
8. When I came up to a giraffe lying on the grasses, I found that it had been killed with a spear tipped with poison.  当我来到一个长颈鹿躺在草，我发现它已经被带毒尖矛杀死。
9. He stayed eight days in an open boat with no food, and he was still alive; his survival was a(n) miracle.  他在无遮档的小船上呆了八天,又无食物,还活下来了,这真是个奇迹。 
of the Fittest is an eternal truth of nature.  适者生存是一个自然界的永恒的真理。 
hear sank when he saw the fresh pile of mails, memos and telephone messages on his desk.  他听到沉没时，他看到邮件的新的一堆，在他的书桌上的备忘录和。 
military government refused to transfer power to a democratically elected civilian government.  军事政府拒绝将权力移交给一个民选的文官政府. 
that area nearly six million people are affected by the drought and the civil war, and there is a real danger of mass starvation.  在那个地区近六百万人受到干旱和内战的影响，并有大规模饥荒的一个真正的危险。
service personnel who are severely irresponsible purposely delay sending mail, thereby giving rise to great loss of public trust.  谁是严重不负责任的邮政服务人员故意延迟发送邮件，致使公共信任的巨大损失。                                                                                                                                                                                                                                        15. With the increase in the number of foreign funded enterprises, various kinds of financial disputes have emerged.  随着外资企业的增加，各类经济纠纷的出现。 
16. The earthquake may trigger landslides that cause great damage and loss of life. 地震可能引发的山体滑坡造成巨大的破坏和生命损失。 
17. Deforesting and global warming threaten to ruin the current and future state of our environment.  毁林和全球变暖的威胁破坏我们的环境的当前和未来的态。 
18. It was reported that almost 7 million liters consumed during the 16-day beer festival in Germany that year.  据报道，每年大约7000000公升的啤酒节的16天在德国消耗。 
19. On a bitterly cold night, the only shelter he could find was the hollow trunk of a great tree.  在一个寒冷的夜晚，他能到的唯一的栖身之处是空心的大树的树干。
Unit2
Advent 到来isolation隔离 boom繁荣 formal正式 gradual逐步 nasty讨厌的 phenomenon现象 productivity 生产力rough 粗糙similarly 同样survey 调查 universal  通用extreme 极端genetic 遗传modify 修改opponent对手
1.studies show that if a working environment is pleasant，productivity increase.表明，如果工作环境舒适，生产率的提高。
2. Private space travel is a relatively new phenomenon. Its difficult at the moment to assess its effects. 私人太空旅行是一个相对新的现象。这是在困难的时刻，以评估其影响。 
3. All of us need to build up relationships with others unless we choose to live in complete isolation from the outside world. 我们都需要建立与他人的关系，  除非我们选择住在离外面的世界完全隔离。
4. Since sending her child to the kindergarten, she has been delighted to see a gradual change in boys character; he seems less self-centered now. 送孩子到幼儿园以来，她一直高兴地看到一个男孩的性格逐渐改变，他似乎少了以自我为中心。
an active environmentalist, Davis has earned a reputation as an outspoken opponent of any kind of nuclear waste dumping at sea. 作为一个活跃的环保，戴维斯赢得了声誉，作为一个在海上倾倒核废料的任何一种坦率的对手。
6. Quills羽毛 were the chief writing tool from the 6th century until the advent of steel pens in the mid 19th century. 羽毛是主要书写工具，从公元6世纪，直到在19世纪中叶问世的钢笔。
7. Do you think it will ever be possible to alter human genetic code in order to produce the perfect human being. 你觉得它永远不会有可能改变人类遗传密码，以产生完美的人类。