这篇文章帮我改一下有没有病句Lost a dogIt is a white and black dog.It's ten

这篇文章帮我改一下有没有病句
Lost a dog
It is a white and black dog.
It's ten o'clock.it is in the park.
It's one o'clock.it is in the playground.
it's four o'clock.it is in stadium.
it's four o'clock.it is in stadium.
it's six o'clock.it is in Garden
infomed please contact
telephone:1234567