根据所给单词的首字母及中文，写出各单词的完全形式（每空限填一词）
①One h____  is the number 100.
②I hope my dream of university will come ____ (真的).
③ Mr. Wang usually gets up at six thirty.  He eats breakfast ____ .(很快地)
④The pandas are very shy, please be ____ .(安静的)
⑤Tom likes music very much, He wants to be a great ____ .(音乐家)
⑥Look, my father is reading a____ (报纸).
⑦I usually ____ (锻炼) from six to seven in the morning.
⑧Ben always wish to have grandma’s____ (可口的) Zongzi.
⑨Every weekend, my parents go shopping in this ____ (超市).
⑩Be quiet! Your father is s____ .

The children rushed out of the classroom as soon as the bell ____ for the end of class.

氢氧化钠的氢氧化钙是两种常见的碱，李红同学将两种碱的溶液分别装入试管A，B中，并进行了如图所示的三组实验．

黄河是我们的母亲河，化学学习小组的同学经过调查和搜集资料得知，可以通过①化学沉降（用明矾）②杀菌消毒（用漂白粉）③自然沉降 ④过滤等几个步骤对黄河水进行净化。请选择合理的操作顺序（   ）