Historcal Selection of Social Productive Forces' Development Ways

Is it possible to select the productive forces' wawys? Since production is a production with ends, so it's possible select. Lu Kacs connected productive forces with production relations by regarding their relationship as the ends and the means, it's right.But in reality, the production relations is always changed from the means into the ends,the productive forces is turned from the ends into the means,thus it resulted in the worship theories of production relations ends, it's pretty wrong. The value of production relations lies in the revealed singinficance when production relations is for and give impetus to productive forces' development.