It is no time to give up the fight.

现在可不是我们放弃斗争的时候！

Don't give up the fight! (Life is your right!)

别放弃，站起来！(生命不可以重来！)

We never give up the fight, anything will happens.

我们决不放弃战斗，任何事都有发生的可能。

His wife has yet to give up the fight for her part.

他的妻子至今仍未放弃争取她的一部分。

We will not give up the fight for better conditions.

我们不会放弃为改善条件而作的斗争。