2. These's a dog on the sofa. OR The dog is on the sofa.
3. These's a tiger for the dogs. OR The tiger is for the dogs.
4. These's a person behind the tree. OR The person is behind the tree.
5. These's a lamp near the chair. OR The lamp is near the chair.
6. These's an elephant ahead the chair. OR The elephant is ahead the chair.
7. These's a ball over the bench. OR The ball is over the bench.
8. These's a baby under the table. OR The baby is under the table.