1. Mark can play the piano, climb a tree, and use a computer. He can’t ride a horse. 2. Sally can climb a tree and use a computer. She can’t play the piano or ride a horse. 3. Peter can ride a horse. He can’t play the piano, climb a tree, or use a computer. 4. Brian can climb a tree and ride a horse. He can’t play the piano or use a computer. 5. Meg can use a computer. She can’t play the piano, climb a tree, or ride a horse.