以How was the unmbrella invented?为题,写一篇英语作文80词

Tom's mother always said to him that he should help other people。A raining day,when Tom on the way home after school,he saw an old man was walking into rain without umbrella。Tom was so kind as to shared the umbrella with him。However,the umbrella was too short to covered the old man。After a while,Tom came up with a good method,he binded the old man's cane to his umbrella,and made a longer umbrella,so he was able to prevent the man got wet。Afterwards,he escorted the man to his home before he return home。I think we should learn from Tom and be a helpful person,when somebody in need of help。