如果你是在问
雅思大作文思路的话……
Advantage—It is conducive to the development of the country(1,more creative - development of technology,science,design and so on.2,more labour force-promote development.3,young adults are main consumers - promote economic )
Disadvantage—more and more population(1,cause the burden on the earth increasing-Insufficient resources /Environmental degradation.2,intensely competitive -unemployment.)