He goes ____ the waterfall.
down
Homer is falling ______ the stairs.
down
The cat goes _____.
down
They fall _____.
down
They are going ____ the street.
down
Homer is running _____ the stairs.
up
The balloon is going ______.
up
The lego guy goes ____.
up
The water is going _____.
up
The dog goes ____.
up