(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.
(1)In the last decades, advances in medical technology have made it possible for people to live longer than in the past.
(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.
(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.