I. 
1. My sister is old enough to drive a car.
2. She is beautiful and intelliigent enough to become Miss World.
3. The weather was fine enough for us to go camping.
4. The worker is cleverer enough to make fine things from wood.
5. They are rich enough to buy that expensive house.
II. 
1. The radio isn't small enough for you to put in your pocket.
2. The coat isn't warm enough for me to wear in winter.
3. Those apples aren't ripe enough for us to eat.
4. Mr. Robinson isn't rich ebough to buy this house.
5. The little boy isn't strong enough to lift this suitcase.
III. OSASHCOMP (Opinion - Size - Age - Shape - Color - Origin - Material - Purpose)
1. round wooden
2. beautiful new green