navymp3
幼苗
共回答了15个问题采纳率:100% 举报
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.
1年前
9