A：①②③④⑤
B：②③①④⑤
C：④②①③⑤
D：④①②⑤③
——What do you often do_______ classes to relax yourselves?——We often do eye exercises, listen to music or do some running around the school.
李洪志在一次“法lun功”演讲会上说他可以用气功将水（由氢、氧元素组成）变成石油（由碳、氢、氧元素组成）。这当然是弥天大谎。请你用化学知识来批驳李洪志的这一说法是伪科学的____ 。
