fighting是什么意思应如何回答

　　They are fighting to save what is left of their business.

　　他们在拼命抢救他们仅余的业务。

　　Fighting broke out in three districts of the city last night.

　　昨夜这座城市有三个区发生了战斗。

　　He's still fighting for compensation after the accident.

　　他还在力争事故后的赔偿。