下面这段文字是按什么顺序来写的，请你找出具有标志性的词语。

    当指挥所下达“一小时准备”的命令的时候，在一阵阵轮机声中，一支威武的船队来到了试验海区。首先映入人们眼帘的是一艘艘执行警戒任务的舰艇，它们所过之处，留下了一道道泛着浪花的航迹；接着气象船、防护救生船驶来了，它们从容不迫地在各自的就位点下锚停泊；最后是一艘装有运载火箭的发射潜艇，它像一条大鲸鱼从水面行驶到海区以后，慢慢潜入水下。不一会，一架直升机来到了海区上空，不停地在那里盘旋，运载火箭的发射时间已经临近。

根据短文判断下列句子的正确的与错误。

    Have you seen the videos on TV? Do you wear large T-shirts and baggy（宽松的） jeans? Or have you heard someone rap (说唱)? Hip-Hop is very hot now.

Hip-Hop music was started in the middle of the 1970s by African Americans in New York. break-dancing (霹雳舞)and graffiti(涂鸦)are the two main kinds of music in Western Hip-Hop culture. Most of the Hip-Hop songs are about love, jobs or even games.

    Usually in rap, singers speak words very quickly to a certain beat. Most of the words are fun. Singers play off words to make fun of themselves or others. Hip-Hop music has few rules. Singers just do what they think and rap it out in a clever or creative way. The freedom makes a lot of teenagers fall in love with the music. Many of them like wearing large T-shirts and baggy jeans. Famous rap(说唱) and Hip-Hop stars include Eminem in the U. S. and Jay Chou from China.

    Today Hip-Hop is more and more popular across most of the world.