Fix grammar in the sentence: Aging, a biological process which every single normal human in this world must experience every day, has become a quite serious problem for some countries in the recent decades.
The problem of aging is a serious problem for the human race.
The problem is that the aging process is a serious problem for the human race.
The problem is that the aging process is a serious problem for the human race.
The problem is that the aging process is a serious problem for the human race.
The problem is that the aging process is a serious problem for the human race.
The problem is that the aging process is a serious problem for the human race.
The
The problem of aging is a serious problem for the elderly.
The word “aging” is used in the sentence “The problem of aging is a serious problem for the elderly.”
The word “aging” is used in the sentence “The problem of aging is a serious problem for the elderly.”
The word “aging” is used in the sentence “The problem of aging is a serious problem for the elderly.”
The word “aging” is used in the sentence “The problem of aging