听力原文：Man is a child first, after which he attains his youth. After youth he goes through the second phase of childhood, also called as old age. This is the phase where everyone needs a comfort of a sense of belonging and being taken care of. Wouldn't we all expect the same of security when we grow old? Even our parents are expecting us to be their caretaker, as they grow old. But they never make that obvious to us. ______