小路蜿蜒穿过森林，就像一条蛇在爬行。

The path was ___snaking through the forest like a crawling serpent.

河流蜿蜒穿过山谷。

The river is ___snaking through the valley.

工人们正在小心地将绳子蜿蜒穿过树林。

The workers are ___threading the rope carefully through the woods.