题目

More than a century ago, the composer and bandleader John Philip Sousa warned that technology would destroy music, who said, “These talking machines are going to ruin the artistic development of music in this country. When I was a boy … in front of every house in the summer evenings you would find young people together singing the songs of the day or the old songs. Today you hear these terrible machines going night and day. We will not have a vocal cord (声带) left.” Music has greatly changed in the past hundred years, which has been everywhere in our world: rivers of digital 你对课文中介绍的武器装备感兴趣吗？通过阅读、上网或请教他人，收集一些古今中外的武器装备的图片和资料，办一份小报，和大家交流。