"Population ageing is the 21st century's dominant demographic phenomenon”(Bloom & Luca, 2016,p.3-56) ,People for a lifetime couldn't avoid death and ageing.According to the above ,sentence we could know about human being
“People a lifetime cannot avoid death and ageing.According to the above , a sentence we could know about human beings' life must experience ageing progress and pass away.Nowadays,the world population have been increasi
“People a lifetime couldn't avoid death and ageing.According to above sentence we could know about human beings life must to experience ageing progress and pass away.Nowaday,the world population have been increasing too
“People a lifetime couldn't avoid death and ageing.According to the above , a sentence we could know about a human being must experience ageing progress and pass away.Nowadays,the world population have been increasing