Translate the following into English with words or phrases given in brackets.
我们极力劝说那位老人离开那栋危房，老人就是不肯。(in vain)
【正确答案】：
ALL OUR EFFORTS TO PERSUADE THE OLD MAN TO LEAVE THE DANGEROUS HOUSE WERE IN VAIN.
【题目解析】：
劝说persuade； in vain徒劳的。
Translate the following into English with words or phrases given in brackets.
我们极力劝说那位老人离开那栋危房，老人就是不肯。(in vain)
Translate the following into English with words or phrases given in brackets.
我们极力劝说那位老人离开那栋危房，老人就是不肯。(in vain)
ALL OUR EFFORTS TO PERSUADE THE OLD MAN TO LEAVE THE DANGEROUS HOUSE WERE IN VAIN.
劝说persuade； in vain徒劳的。