Facial expressions and gestures

Illustration of a man yawning in class

This is an illustration of a man yawning in class. This woman seems to be very bored with the class.

Illustration of a man yawning in class

Illustration of a man yawning in class

Illustration of a man yawning in class

Illustration of a man yawning in class

Illustration of a man yawning in class

Illustration of a man and a woman exchanging business cards

Illustration of a person (woman) yawning in class

Illustration of a man yawning in class