Write a similar short story to illustrate the usage of pastperfect напишите которткую с past perfect (примерно 7 предложений, не больше)

On Monday morning Bill missed the bus.He had to walk to school.When he arrived,the bell had already rung.The children had sat at their desks .The lesson had already begun.The teacher asked him why he was late.Bill answered that he had missed the bus.