It's white all over

After class, I'm still thinking about which dog. I wonder how he is? I'm worried! Time flies. School is over. I walked slowly on the road. Suddenly, the rain poured down and I didn't know how to get home? Just listen to "Wang! Wang! Wang!" Several times, a puppy appeared in front of me. The puppy ran over with an umbrella in his mouth. He looked up as if he wanted to give me the umbrella