Mrs Peters works in a bank. She has two(child)-Sammy and Annic. Sammy is  boy.

    He is seven years old. His sister Annic is four. Sammy goes to the school near his home and studies (hard). When Sammy stays at home, he often plays games with Annie while Mrs Peters is busy doing housework. Sammy loves his sister very much and he is usually nice to her. sometimes something unhappy may happen.

    One Saturday morning, Sammy and Annie were playing in the garden. Their mother was cooking. Suddenly Annie(begin) to cry and ran to her mother in the kitchen. Mrs Peters asked, "Why are you crying, Annie?"

    "Sammy has(break) my toy horse," Annie answered, crying loudly.

    "How did he break it?" her mother asked. Annie stopped(cry), but did not answer for a few seconds. Then she said, "I hit （he）on the head it. "Tearing this, Mrs Peters （understand）the whole thing.