() l. This ruler is short. That one is shorter.
() 2.He is tall.His friend is taller than him.
() 3. She is thin. Her sister is thinner.
() 4.He is fat.His brother is fatter.
() 5. This apple is big.That one is bigger.
() 6. This ball is small. That one is smaller.1. E 2. C 3. D 4. F 5. A 6. B