六、从方框中选择合适的选项，补全对话，将选项写在横线上。
A. No, it wasn't. He kept thinking and trying.
B. He worked hard and developed hybrid rice.
C. Because she wanted to help people live a better life.
D. Yes, I do. My music teacher told me about him.
E. We should study hard and never give up.
A: Who do you think was a great person?
B: I think Yuan Longping was a great person. 1.
A: That's why people call him the father of hybrid rice. Was it easy for Cai Lun to make paper at first?
B: 2. Finally, he made cheap but good paper.
A: Why did Marie Curie work so hard?
B: 3. She studied radium for many years.
A: Do you think Beethoven was a great person too?
B: 4. He wrote beautiful music even when he couldn't hear well.
A: We can learn a lot from them.
B: That's true! 5.
A. No, it wasn't. He kept thinking and trying.
B. He worked hard and developed hybrid rice.
C. Because she wanted to help people live a better life.
D. Yes, I do. My music teacher told me about him.
E. We should study hard and never give up.
A: Who do you think was a great person?
B: I think Yuan Longping was a great person. 1.
A: That's why people call him the father of hybrid rice. Was it easy for Cai Lun to make paper at first?
B: 2. Finally, he made cheap but good paper.
A: Why did Marie Curie work so hard?
B: 3. She studied radium for many years.
A: Do you think Beethoven was a great person too?
B: 4. He wrote beautiful music even when he couldn't hear well.
A: We can learn a lot from them.
B: That's true! 5.
答案：1. B
2. A
3. C
4. D
5. E
2. A
3. C
4. D
5. E
解析：
我们可以根据上下文的问答逻辑逐一匹配选项：
1. 空前介绍袁隆平是伟人，空后提到“这就是人们称他为杂交水稻之父的原因”，对应B选项“他努力工作，研发出了杂交水稻”，衔接自然。
2. 空前是be动词was引导的一般疑问句，询问蔡伦最初造纸是否容易，对应A选项“不，并不容易。他不断思考、反复尝试”，和后文“最后他造出了物美价廉的纸”逻辑通顺。
3. 空前是Why引导的特殊疑问句，询问居里夫人努力工作的原因，需要用Because作答，对应C选项“因为她想要帮助人们过上更好的生活”。
4. 空前是助动词Do引导的一般疑问句，询问是否认为贝多芬也是伟人，对应D选项“是的，我是这么认为的。我的音乐老师和我讲过他的事迹”，和后文介绍贝多芬的成就匹配。
5. 空前表示我们可以从这些伟人身上学到很多，对应E选项“我们应该努力学习，永不放弃”，作为对话的收尾总结符合语境。
1. 空前介绍袁隆平是伟人，空后提到“这就是人们称他为杂交水稻之父的原因”，对应B选项“他努力工作，研发出了杂交水稻”，衔接自然。
2. 空前是be动词was引导的一般疑问句，询问蔡伦最初造纸是否容易，对应A选项“不，并不容易。他不断思考、反复尝试”，和后文“最后他造出了物美价廉的纸”逻辑通顺。
3. 空前是Why引导的特殊疑问句，询问居里夫人努力工作的原因，需要用Because作答，对应C选项“因为她想要帮助人们过上更好的生活”。
4. 空前是助动词Do引导的一般疑问句，询问是否认为贝多芬也是伟人，对应D选项“是的，我是这么认为的。我的音乐老师和我讲过他的事迹”，和后文介绍贝多芬的成就匹配。
5. 空前表示我们可以从这些伟人身上学到很多，对应E选项“我们应该努力学习，永不放弃”，作为对话的收尾总结符合语境。