根据下面的对话情景，在每个空白处填上适当的句子。，使对话的意义连贯、完整。

    （There will be a class meeting about the celebrations of the 100th anniversary of the founding of the CPC.Li Hong and Wang Lin are asked to make a report about their favorite scientists in China.Now they are talking in class ）

    Li Hong：Hi，Wang Lin， （1）　　？

    Wang Lin：Yuan Longping.

    Li Hong： （2）　　？

    Wang Lin：Because he helped to feed nearly one﹣fifth of the world's population with less than 9 percent of the world's total land.He was honored as "The Father of Hybrid Rice. "

    Li Hong： （3）　   ？

    Wang Lin：Of course.Though he made great contributions to help feed the world，he lived a simple life.

    Li Hong：What a great scientist!We Chinese people are really proud of him.

    Wang Lin： （4）　　.Unfortunately，we know he passed away on May 22nd，2021.

    Li Hong： （5）　　!I think we can learn a lot from him.