21世纪大学英语综合教程2？大学英语综合教程2课文内容翻译答案：1B，没有提到的是他的父母。2D，人们不快乐的原因是不懂得感恩，与他人攀比，盯着小的不足。3C，考虑拥有它是否能够为你带来快乐。4D，能够带来快乐的是梦想，生活哲学以及感恩。那么，21世纪大学英语综合教程2？一起来了解一下吧。
nimaginable. We seldom think of it. The days stretch out in an endless vista. So we go
The 20th century producedscientific and technological changes at a dizzying pace – greater than in anyother century in history. But the 21st century, the dawn of the new millennium,may well see even more dramatic changes driven by advances in science andtechnology.
20世纪科学和技术的变化，以令人目眩的速度 - 大于在其他任何一个世纪的历史。但进入21世纪，新千年的曙光，很可能看到在科学和技术的进步带动下更为剧烈的变化。
On these pages are my predictions for thetop scientific developments we’ll see in the next 100 years, in the order I thinkthey’ll happen.
在这些页面上是我对顶级的科学发展的预测，我们会看到，在未来的100年中，我认为他们会发生的顺序。
http://wenku.baidu.com/view/2dc61c85b9d528ea81c7798a.html
1.The past decade has seen the advances in computer science and technology at a dizzying pace.
2.Thanks to the development of genetic engineering , someday doctors will be able to replace damaged genes with healthy ones and nobody will die of cancer anymore.
3.As it is difficult to predict what effect this new dring will have on the patient ,probably we should not give it to him in the first place.
4.This nuclear power plant hs existed for twenty years , but it suddenly stopped its operation then years ago ,which is really difficult to understand.
5.Once you connect your computer to the Internet, you will find that many services on the Internet — email for one — are provided free of charge .
6.At different stages of my life Ihave been a teacher,a salesman , a manager and so on . Now it seems that my career has come full circle and I am teaching again at this college that I left thirty years ago.
21世纪大学英语应用型综合教程2 1-5单元课后答案 （完整版）
Unit 1
1.In the six-and-one half years sincet the federal government beagan certifying food as “organic,”Americans have taken to the idea with considerable enthusiasm.自联邦政府六年半前认证“有机”食品以来，美国人以极大的热情接受了这一概念。
2.To eat well, says Michael Pollanthe,the author of"In Defense of Food,"means avoiding "edible food_like substances"and sticking to real ingredients,increasingly from theplant Kingdom. “吃得好”，《食物无罪》的作者迈克尔波轮说，“意味着避免摄入‘可食用的类似的物质’，并坚持从蔬菜中获取真正营养成分的原则。
3.Neither the enabling legislation nor the regulations address food safety or nutrition.不论有机食品的立法或是法规都未涉及食品安全或是营养问题.
4.Professor Howard that major corporations now are responsible for at least 25 perceent of all organic manufacturing and marketing.霍华德教授估计，大公司现在承担了至少25%的有机食品生产和销售。
以上就是21世纪大学英语综合教程2的全部内容，有一年夏天，我从加利福尼亚州塔霍市的家乡驱车前往新奥尔良。在沙漠深处，我遇见一个年轻人站在路边。他一只手伸出拇指，另一只手拿着一个煤气罐。我开车直接从他身边经过。我认为其他人会停止。有一年夏天，内容来源于互联网，信息真伪需自行辨别。如有侵权请联系删除。
