33. Environmental experts point out that increasing pollution not only causes serious problems such as global warming but also could threaten to end human life on our planet.
环境学家指出：持续增加的污染不仅会导致像全球变暖这样严重的问题，而且还将威胁到人类在这个星球的生存。
34. In view of such serious situation，environmental tools of transportation like bicycle are more important than any time before.
考虑到这些严重的状况，我们比以往任何时候更需要像自行车这样的环保型交通工具。
35. Using bicycle contributes greatly to people's physical fitness as well as easing traffic jams.
使用自行车有助于人们的身体健康，并极大地缓解了交通阻塞。
36. Despite many obvious advantages of bicycle，it is not without its problem.
尽管自行车有许多明显的优点，但是它也存在它的问题。
37. Bicycle can't be compared with other means of transportation like car and train for speed and comfort.
在速度和舒适度方面，自行车是无法和汽车、火车这样的交通工具相比的。
38. From what has been discussed above，we may safely draw the conclusion that advantages of bicycle far outweigh its disadvantages and it will still play essential roles in modern society.
通过以上讨论，我们可以得出结论：自行车的优点远大于缺点，并且在现代社会它仍将发挥重要作用。
39. There is a general discussion these days over education in many colleges and institutes. One of the questions under debate is whether education is a lifetime study.
当前在高校和研究机构对教育存在着大量争论，其中一个问题就是教育是否是个终身学习的过程。
40. This issue has caused wide public concern.
这个问题已经引起了广泛关注。
41. It must be noted that learning must be done by a person himself.
必须指出学习只能靠自己。
42. A large number of people tend to live under the illusion that they had completed their education when they finished their schooling. Obviously，they seem to fail to take into account the basic fact that a person's education is a most important aspect of his life.
许多人存在这样的误解，认为离开学校就意味着结束了他们的教育。显然，他们忽视了教育是人生重要部分这一基本事实。
43. As for me，I'm in favor of the opinion that education is not complete with graduation，for the following reasons：
就我而言，我同意教育不应该随着毕业而结束的观点，有以下原因：
44. It is commonly accepted that no college or university can educate its students by the time they graduate.
人们普遍认为高校是不可能在毕业的时候教会他们的学生所有知识的。
45. Even the best possible graduate needs to continue learning before she or he becomes an educated person.
即使最优秀的毕业生，要想成为一个博学的人也要不断地学习。
46. It is commonly thought that our society had dramatically changed by modern science and technology，and human had made extraordinary progress in knowledge and technology over the recent decades.
人们普遍认为我们的现代科技使我们的社会发生了巨大的变化，近几十年人类在科技方面取得了惊人的进步。
47. Now people in growing numbers are beginning to believe that learning new skills and knowledge contributes directly to enhancing their job opportunities or promotion opportunities.
现在越来越多的人开始相信学习新的技术和知识能直接帮助他们获得工作就会或提升的机会。
48. An investigation shows that many older people express a strong desire to continue studying in university or college.
一项调查显示许多老人都有到大学继续学习的愿望。
49. For the majority of people，reading or learning a new skill has become the focus of their lives and the source of their happiness and contentment after their retirement.
对大多数人来讲，退休以后，阅读或学习一项新技术已成为他们生活的中心和快乐的来源。
50. For people who want to adopt a healthy and meaningful life style，it is important to find time to learn certain new knowledge. Just as an old saying goes：it is never too late to learn.
对于那些想过上健康而有意义的生活的人们来说，找时间学习一些新知识是很重要的，正如那句老话：活到老，学到老。
51. There is a general debate on the campus today over the phenomenon of college or high school students' doing a part-time job.
对于大学或高中生打工这一现象，校园里进行着广泛的争论。
52. By taking a major-related part-job，students can not only improve their academic studies，but gain much experience，experience they will never be able to get from the textbooks.
通过做一份和专业相关的工作，学生不仅能够提高他们的专业能力，而且能获得从课本上得不到的经验。