【正文】
e 18 years later. 合并成文: When David was seven years old, he dreamed of flying in the sky. Having finished his homework, he made himself a paper plane to play with. One day, there was a plane flying in the sky. His father encouraged him to be a pilot in the future. It was by working hard that he made his dream e true eighteen years later.第 3 頁 共 3 頁