How to use "muddy" in a sentence

He produced a muddy piece of cloth and showed it to Marius, who immediately went pale and rose unsteadily to his feet

The jeans are new, but now they are dirty: muddy stains cover the legs from the wet grass

The stones under my feet were muddy and slippery, and the river was so low that I moved perhaps seven metres before I could get under the surface

The little steamboat was already moving out to sea, when a Martian appeared, small and far away, moving along the muddy coast from the south

Our muddy footsteps still went up the stairs.