Three men wearing flip-flops are crouching around a game on the ground.
There is a group of men wearing shoes.
Three men are posing for a picture dressed in suits and dress shoes.
The people are quietly eating.
A man is working indoors.
A man is in the middle of a jump.
The city is busy.
I take it you don't go to the movies often?
The performance of a test is best reflected by the area under the operator curve.