- There are always a lot of flies flying around the garbage dump.
There are always many flies in places with poor sanitation.
Because the doors and windows were not closed properly, a big fly flew in from outside.
This dish has been touched by flies, it is best not to eat it again.
There are flies flying around on the tabletop of this snack bar.
Tom bought a fly swatter that specializes in fighting flies.
Flies carry many germs.
A fly stopped on the glass.
Nick killed many flies.
I hate flies.