сжигать дрова (топить печку)

干柴好烧。

Wood burns better (more easily) when dry.

锯好木柴

напилить дров

[直义]只要有树林, 就会有木柴.
[参考译文]留得青山在, 不怕没柴烧.

был бы лес а дрова будут

煤烧完了，只好烧木头。

We ran out of coal, and had to burn wood.

我已在火炉里放好木柴，作好了生火准备，你只要把它点燃就行了。

I’ve laid the fire in the hearth, all you have to do is to put a match to it.