阅读下列材料，结合所学知识，回答下列问题：
材料一：恩格斯对14世纪开始于意大利的一场大运动做出了这样的评价：“这是一次人类从来没有经历过的最伟大的、进步的变革，是一个需要巨人而且产生了巨人——在思维能力、热情和性格方面，在多才多艺和学识渊博方面的巨人的时代。”
材料二：恩格斯又在具体评价这运动的一个人物时说：“他是中世纪最后一位诗人，同时也是新时代最初一位诗人。”

果园里有桃树56棵，梨树38棵。

针对香港特区立法会选举及个别候任议员在宣誓时宣扬“港独”主张，全国人大常委会行使香港基本法解释权，明确了依法宣誓的有关含义和要求。这一解释表明了中央政府（    ）

①维护国家主权和领土完整的决心和意志

②反对“港独”，坚守一个中国原则

③旨在维护香港特别行政区的繁荣、稳定和发展

④违背了“一国两制”、“高度自治”“港人治港”的方针

先通读下面的短文，然后根据短文内容和所给首字母，在空格内填入一个适当的单词。使短文完整。所填单词必须在答题卡标有题号的横线上完整写出。
     Do you like listening to radio? For some people, listening to radio programs has become a part of their d____ lives. How did this start?
      Radio began as ship-to-ship and ship-to-land c____ . In the early 1900s, several people showed that radio could do more than that. Dr. Lee De Forest, is w____  known as the father of radio. He made the first p____  radio broadcast. As a fan of opera, De Forest wanted to s____  the musical entertainment into homes. His first try was on January 13,1910, from the Metropolitan Opera House (大都会歌剧院) in New York City. However, the signal was not good enough. Only a few listening stations and a____ in the harbor (港湾) area were able to hear this broadcast. Although there was a lot to do to improve, it s____ what radio could do.
    Look at the world around us. Radio broadcasts are e____ . Information now travels at the speed of l____ . Music, news, traffic reports and speeches from world leaders are all on the radio. Can you imagine a world w____ radio?