A:科学技术推动着文化的进步
B:思想运动推动着文化的进步
C:教育推动着文化的进步
D:社会实践推动着文化的进步
Some girls are studying in the classroom and the ____ girls are singing on the playground. (other/else)
已知甲池的总反应式为:2CH3OH+3O2+4KOH=2K2CO3+6H2O