题目

No matter which place you decide to visit in Spain, you’ll find a beautiful beach waiting just for you. These popular beaches can meet the needs of people from all walks of life.Cala de Algaiarens, MinoreaWith soft golden sand and clear water, this beach is perfect for snorkeling (浅滩潜水) and visiting underwater caves. The beach belongs to a local man, so tourists have to pay a small entry fee. The waves here can sometimes be huge so the beach isn’t safe for kids.Cala Tarida, IbizaBesides the big music festivals and the exciting nightlife, Ibiza is home to some of the most beautiful 下列关于乙烯和聚乙烯的叙述中正确的是A.二者都能使溴的四氯化碳溶液褪色B.二者互为同系物C.等质量的乙烯和聚乙烯分别完全燃烧消耗等物质的量的氧气，生成等量的水D.聚乙烯是乙烯的缩聚产物