阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

    My name is Billy Smith. I'm 50 years old this year. I was about 440 pounds two years ago. ____(fortunate), I managed to lose weight.

    I began to gain weight when my mom developed Parkinson's disease in 1994. I soon became her caregiver, and continued to provide her ____ care for over 10 years. But when the pressure of taking care of my mother and ____(keep) my job got too much for me, I began to skip meals and feed on fast food. I gained weight quickly.

    My huge weight gain caused me to develop high blood pressure. I also had ____(difficult) in breathing at times. In 2014 I went to see my doctor,____ told me that I would die within two years if I didn't lose weight. This wasn't what I expected. I wanted to see my young son grow up, and I knew it was time to make a change.

    I started to eat healthy food and work out in the gym. Finally, I ____(succeed) in losing weight. Now I weigh just 260 pounds. I had never been to my son's Parents' Meeting ____ I was so ashamed and ____(scare) that my weight would lead to him being laughed at. Now ,____ (look) normal, I can do the things I have never been able to do,____should have done as his father.

材料一：A市为我国一个经济较发达的以金融业为主的城市，对外开放程度较高。在金融危机席卷全球之际，仍然坚持把金融业作为当地的支柱产业，经济发展受到严重冲击。

材料二：B市是我国一个经济较发达的以原材料加工为主的城市。由于污染物排放严重，几年前，该市发生了湖泊藻类疯长导致居民供水危机事件。该市市委深入调研，确立了“构筑科学发展新优势”的思路，积极节能减排、加大治污力度。目前，该市环境状况已有明显好转，“可持续发展度”居全省前列。

请运用规律的有关知识，分析说明上述材料体现的哲学道理。

结合生产和消费的关系，谈谈下列现象分别说明了什么道理？

古代坐拥江山和生杀予夺大权的皇帝坐不上汽车，打不了电话。

在出行方面，古代皇帝只能坐马车，现在普通人却能坐上飞机。

足不出户、快捷方便的网络教育、网络医疗、网络服务得益于远程网络技术的发展。

假如没有互联网的出现，人们就不会有上网的冲动。