please help _ to some meat.是填myself还是me还是your又或者是him?

please help 【yourself/yourselves】to some meat.
固定用法：help oneself to sth 请某人随便吃点什么.
一般都是主人针对别人说的,所以不用myself
如有疑问,请追问.
无疑后请采纳.
书山有路勤为径,学海无涯苦作舟.
-----------与君共勉-----------