利弊分析类大作文社会话题 In many countries, the proportion of older people is steadily increasing. Does this have more positive or negative effects on society? (题目来源:2011年10月8日雅思大作文) 题目大意 人口
some people believe that spending money on developing technology for space exploration is unjustifiable, there are more beneficial ways to spend money. To what extent do you agree or disagree? 题目大意 政府的钱不应该花在太空探