Animal friends

Most of people like keeping pets. But it is not easy to keep pets, I think.

First, you have to spend a lot of time taking care of it. Second, you must cost lots of money.

But why do peopie still like keeping dogs and cats as their pets and best friends? Because animals are helpful to people. For example, police dogs can help policemen catch the criminals easily, and pets let us feel happy. The old does not feel lonely.

So, we should be friendly to animals as we do to our family. Now, do you think animals are heipful to us?