水功能区划中的开发利用区是指具有满足生活、生产和以下哪些选项的需水要求的水域和水污染控制、治理的重点水域？（）
A.旅游
B.景观
C.水力发电
D.净化水体
参考答案：A, B, C, D
解析：我国水功能区划分采用两级体系，即一级水功能区和二级水功能区。一级水功能区分四类，即保护区、保留区、开发利用区、缓冲区；二级水功能区将一级水功能区中的开发利用区具体划分七类，即饮用水源区、工业用水区、农业用水区、渔业用水区、景观娱乐用水区、过渡区、排污控制区。
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| Ban the Band? Every year, our school has a dance for all the students.It's a little funny seeing friends in clean shoes and trousers or colorful_1_, instead of the usual school uniform. Most of us think the dance is great_2_-even the teachers enjoy being there._3_, two weeks ago someone said that there would be no4__band this year-only CDs. "I don't _5_it!"Amy cried out during the lunch break. "Someone said the school couldn't_6_a band, and they think it's too noisy anyway, "added Daniel. "Well, I don't think it's_7_enough without a band!"declared Angela, "and I'm going to see what can be done." Angela was as good as her_8_.In the afternoon she went to see the school headmaster who agreed to give the_9_some more thought.And he suggested that one 10 for having a band was to increase the price of each ticket from $ 5 to $10.Angela had to 11 out whether the students would like to do that. "I need all of you to help me, "she 12  to our group before school the next day."Mr Berry gave me alist of all the names, and suggested we ask each one their 13 about the band and the extra cost." 14 the day we asked around as Angela suggested, and wrote down people's feelings about the band and the cost.We were amazed how much 15 there was for the band and everyone agreed to pay the extra $ 5. "I'm surprised, "smiled Mr Berry, when we gave him the 16 ."I really thought that only a few people 17 their band and that the cost would be too high.OK.Angela, your next 18 is to find a good band and line them up for the dance." Angela was all smiles and 19 the news to Amy and Daniel."You're 20 , "smiled Daniel to Angela as he thought how close they came to having a less than perfect dance. | ||||
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