Many insects have simple eyes.

We had a picnic on the gulf coast.

The view of the opposite shore is very beautiful.

He has an obstinate personality and rarely changes his mind once he has made a decision.

His obstinacy is recognized by everyone.

His discernment is very sharp, he doesn't miss any details.

A surprised expression was on his face.

This is a fake painting.

He is receiving treatment for carcinoma.

He was diagnosed with adenocarcinoma.