The grassland, reaching out far away, looks rather beautiful _____ the blue and clean sky.
A.against B.above C.through D.past
Sam, as an Australian boy, is a big fan of Beijing Opera. ________, he is crazy about Chinese Kongfu.
A.Moreover B.However C.Although D.Otherwise
树立自我保护意识，健康快乐地成长是每个青少年的必修课。下面是某地关心下一代工作委员会为青少年编写的《青少年自我保护健康成长所手册》的部分内容。作为一名中学生，写一篇文章，内容包括：①陈树你是怎样践行手册中提及的三条事项的；②补充至少一条你认为重要的其他事项。
要求：1.语言通顺，要点齐全，意思连贯，条理清楚，书写规范；
2.文中不得出现真实的姓名和学校名称；
3.80~100词，文章开头和结尾已给出，不计入总词数。
Self-protection is one of the most important skills for teenagers. But how do I protect myself and grow up healthily? Now let me share my experiences and ideas with you.
First, I always obey the traffic rules
In short, if we obey the rules and take care of ourselves, we will grow up safely and healthily.
社会发展得太快，谁会站在下一个技术领域的潮头，没人会知道。
The society is developing so fast that nobody knows who __________________________ in technology next.
这枚邮票价值可观，值得收藏。
The stamp is of __________________________________________________ collecting.
火神山医院在武汉建成之后，在与新冠肺炎的战斗中起到了重要的作用。
Huoshenshan Hospital ________________________________the Novel coronavirus pneumonia after it was set up in Wuhan.
