On May 22，2021，the whole nation was saddened by the news that Chinese scientist Yuan longping died.

Dr Yuan Longping worked most of his life growing better rice.As a result of his research，the Chinese people are no longer worried about getting starved.His great work also helped the world produce more and more rice.

    Yuan，born on Sept.7，1930.After graduating（毕业.） from Southwest Agriculture College，he worked as a teacher at an agriculture school in Hunan.

    Several natural disasters（天灾）hit China in the 1960s.Yuan，many people die of hunger every day.Since then，he has researched how to grow much better crops.

    In 1964 ，he happened to find a natural hybrid rice（杂交水稻）plant that had great advantages over others.Yuan was excited about his discovery.He then began to study the parts of this unusual plant.

    In 1973，he started to develop a type of hybrid rice species（种类）.It produced 20% more rice per unit than common ones.The seeding（种植）was very successful in the following year.This progress made China the world's leader in rice production.

    More than 50% of China's total rice fields grow Yuan's hybrid species.People call hire the "Father of Hybrid Nice".

    Yuan once said he lead two dreams一to "enjoy the cool under the rice crops taller than men"and that hybrid rice could he grown all over the world to help solve the food problem of the whole world.

（1）What does the underlined word "starved" in paragraph 2 mean in Chinese？ 　 　

A.挨饿.

B.受冻.

C.致贫.

（2）What can we learn about Yuan Longping according to the third paragraph？ 　 　

A.He was born into a scientist's family.

B.He was once a teacher at an agriculture school.

C.He graduated from Southwest Agriculture College in 1930.

（3）When did Yuan Longping succeed in seeding hybrid rice？ 　 　

A.In 1964.

B.In 1973.

C.In 1974.

（4）Which of the following is TRUE according to the last three paragraphs？ 　 　

A.Yuan's hybrid rice can provide all people in the world with rice.

B.Yuan's hybrid rice is grown in all of China's rice fields.

C.Yuan's hybrid rice made China the world's leader in rice production.

（5）What does the story mainly talk about？ 　 　

A.The "Father of hybrid Rice".

B.How to grow rice.

C.Different rice species.