学进去

John has a dog named Puppy. One day, John takes Puppy to the river to go fishing. Puppy _____ quiet at all. First, it _____ a bird and tries to catch it. Then, it sees a cat. It shouts at the cat. John says angrily, “Puppy, _____! All the fish are going away.” But Puppy doesn’t listen to him. It still runs and plays.

Suddenly, John slips on a fruit skin and falls into the river. “Help! Help!” John shouts loudly. But no one is nearby. At that moment, Puppy _____ and runs to John _____. It pulls John onto the bank and saves his life. John is very happy.