题目内容：

1.It was widely used by people at one time.2.As time goes on,people clearly realize it's the harm
语法或者词语是否有问题?

优质解答

1.It was widely used by people at one time.没问题
2.As time goes on,people clearly realize it's the harm 有问题
改成：As time goes on,people clearly realize 【its】 harm.
或者：As time goes on,people clearly realize it's harmful.