We must remember that （）fashion is not the most important thing in （）life． ["\/；the","\/；\/","the；\/","the；the"]
消费者权益保护法是调整消费者为生活消费需要购买、使用商品或者接受服务过程中与经营者发生的权益保护关系的法律规范的总称。
营养繁殖的种类有哪些
Professor Wang ,（）for his informative lectures, was warmly received by his students． ["knowing","known","to be known","having know"]
熏烟法
杠杆效应
