My friend lives across the street from me, so we usually hang out.
you can use the word across in a sentence by saying i went across the river in a tube.
we went across a river
Can you skip a pebble across the lake .
The dice rolled across the table.
Jason challenged Brandon to try to hop across the dangerous creek.
The horse had trotted across the grassy field.
Put a shot across her bow and cut across her stern, Lieutenant!
Oxygen molecules diffuse across the membrane.
The farmer drove the tractor across the cornfield.
I was on holiday and i sailed across the sea
I swam across the river yesterday.
The chasm was fifty feet across.