Gradable adjectives.
1. Tom was too angry to forgive me.
2. This is a fast train.
3. She lived in a small house.
4. I had a bad day.
5. They have an old car.
Non-gradable adjectives
1. The weather was absolutely terrible.
2. There is a huge statue in the centre of the square.
3. Archaeologists have discovered the ancient city.
4. The car was racing at a terrible speed.
5. Millions of tiny creatures inhabit our planet.