小题1:A
小题1:C
小题1:C
小题1:D
小题1:根据Federal regulators(调整者) Wednesday approved a plan to create a nationwide emergence alert (警报) system 描述，可知选A。
小题1:根据The act tasked the Federal Communications Commission (FCC) with coming up with new ways to alert the public about emergencies.描述，可知选C
小题1:根据The program would be optional for cell phone users. They also may not be charged for receiving alerts.描述，可知选C。
小题1:这篇短文主要介绍了通过的一项关于手机的计划，告诉我们手机提醒时代即将来临。故选D。