传统文化强调人要奋发有为，勇于担当。下列名句中体现出强烈的社会责任感的有（） ①富贵不能淫，贫贱不能移，威武不能屈 ②鞠躬尽瘁，死而后已 ③位卑未敢忘忧国 ④天下兴亡，匹夫之贱与有责焉耳 ⑤为天地立心，为生民立命，为往圣继绝学，为万世开太平 ["①②③④","①②③⑤","②③④⑤","①②④⑤"]
Telepresence and video conferencing have been an increasingly important component of the overall collaboration marker, which indicator is the best measure of the continued importance of these technologies going forward?（） ["the annual growth rate of the video-conferencing market is 23 percent","generationY ,raised on video, comprises 17 percent of the world population","thecisco long-term growth-rate target is 12 percent to 17 percent","the U.S internet traffic annual growth rate is more than 40 percent"]
拱坝坝身泄水的方式有哪些？消能防冲的措施有哪些？
水资源权属什么？
造林调查设计主要根据上级下达的任务书进行。造林调查设计分三个阶段进行，准备工作、（）、（）。
简述感知运动阶段的发展。
