Yuan Longping, a world­known Chinese agricultural expert, was born in Beijing in 1930.

　　When he was a child, he was very clever and absorbed all the knowledge well that the teachers could teach him. After graduation, he devoted himself to agricultural study.Once he often suspected the traditional planting methods and was determined to increase rice harvest without increasing the area of fields.In the process of his study, he failed many times, but he never gave up.Apart from this, he often exposed himself to the rain and sunlight all day.At last he put forward many advanced theories and he announced to the world that he had succeeded in developing a new species that produced a 20 percent higher yields than common types of rice.

　　He thought his life would be meaningful only if he could do something successfully.We can draw a conclusion that Yuan Longping is a great agricultural scientist.Owing to his great contribution to agriculture, he will always be remembered as "Father of Hybrid Rice"．

　　袁隆平是世界著名的中国农业专家，他于1930年出生在北京。

　　在孩童时代，袁隆平就十分聪明，很好地吸取了老师所授的所有知识。毕业之后，他投入到农业研究之中。他曾经经常质疑传统的种植方法，并下定决心在保持种植面积不增加的情况下提高粮食产量。在研究过程中，他失败了许多次，但是他从不放弃。除此之外，他还经常整日暴露在日晒雨淋中。最终，他提出了许多先进的理论，并向世界宣布他已经成功研发了一种比普通水稻品种增收20% 产量的新品种。

　　袁隆平认为只有他能成功地做成某事，他的人生才有意义。我们可以得出结论：袁隆平是一位伟大的农业科学家。由于他对农业的巨大贡献，他将永远被人民铭记为"杂交水稻之父"。

　　加餐练(一)　完形阅读组合练

　　Ⅰ.完形填空

In 1896, 17­year­old Einstein went to Zurich to study physics. There he met Marits, a girl from Hungary. They studied in the same class and the same interest in physics brought the two together and they became good __1__. Before long, they __2__ in love with each other. In 1903, when Einstein was 24, he __3__ Marits, who was four years older than he. __4__ their marriage, Einstein __5__ himself to the research of the great theory of relativity (相对论). __6__ her husband more help, Marits gave __7__ her own work, and became a good wife and __8__. She tried her best to encourage him __9__ possible. She was sure that her husband __10__ succeed.