四级作文对论题的正反判断：合作角度
4.合作角度
(1)sth can give students team-spirit and teach them how to cooperate with others. Because in those activities, students usually need to cooperate with others in order to get good achievement.
Sth 可以赋予学生们团队精神，并教会他们学会与人合作。因为在这些活动中，学生通常需要相互合作目的是得到提高。
5.科技发展环境角度
(1)In the last decades, advances in medical technology have made it possible for people to live longer than in the past.
n 在过去的几十年，先进的医疗技术已经使得人们比过去活的时间更长成为可能。
(2)Admittedly, this limit has made it possible for the public to realize the importance of environmental protection and enable we Chinese people to cherish the beauty of our communities.
可以承认，这一限制已经使得公众认识到环境保护的重要性，并且使得我们中国人去珍惜我们美丽的社区。
(3)Although many people claim that, along with the rapid economic development, the number of people who use bicycle is decreasing and bicycle is bound to die out. The information I’ve collected over the recent years leads me to believe that bicycle will continue to play extremely important roles in modern society.
虽然很多人承认，随着经济的快速发展，使用自行车的人数正在下降，自行车一定会消失。根据我最近几年所收集到的信息使我相信自行车会在现代社会中扮演一个非常重要的角色。
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