信息是行政决策的基础，是行政咨询之本。

奥斑马买了四种不同的糖果．其中A种糖果12颗，B种糖果13颗，C种糖果14 颗，D种糖果5颗．那么，至少要拿出______颗糖果才能保证其中四种糖果都有．

2010年1月，人民网2009年度“十大责任公民”揭晓，他们是：重庆打黑“狠角色”王立军、“乙肝斗士”雷闯、“中国首善”陈光标、高位截瘫的女警花黄曼、“救人状元”马兵、冒死“开胸验肺”的张海超、“最关女校长”李灵、以血肉之躯保护18名各族群众的81岁老翁哈米提·艾合买提、勇救落水少年的湖北“人梯”大学生、推动《城市房屋拆迁管理条例》修改的北大五学者。2月，由中央电视台主办的2009年度“感动中国”人物评选结果揭晓，他们是：卓琳、朱邦月、阿里帕·阿里马洪、沈浩、李灵、翟墨、陈玉蓉、张正祥、萨布利亚·坦贝肯、宋文骢。特别奖授予何东旭、陈及时、方招等长江大学见义勇为大学生群体。

请你回答：

（1）人民网评选责任公民有什么意义？

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（2）你觉得怎样才能成为一名责任公民？

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（3）说说你将怎样向这些责任公民学习？

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发文办理中的公文在经过______处理程序后具有了法定效力。

口服胆囊造影宜选择下述哪种对比剂()

A．碘化油

B．碘番酸

C．碘苯酯

D．碘卡明

E．碘化钠

Looking back on my childhood, I am convinced (1) naturalists are born and not made. Although we were all brought (2) in the same way, my brothers and sisters soon gave up their pressed flowers and insects. (3) them, I had no ear (4) music and languages, I was not an early reader and I could not do mental arithmetic.Before World War I we (5) our summer holidays in Hungary. I have only the memory of the house we lived (6) , of my room and my toys. I can hardly (7) clearly the large family of grandparents, aunts, uncles and cousins who gathered (8) door. But I do have a clear memory of the dogs, the farm (9) , the local birds and, (10) all, the insects.I am a (11) , not a scientist. I have a p (12) of the natural world, and my enthusiasm has led me into varied investigation. I love discussing my favorite topics and enjoy (13)  the midnight oil  (14)  reading about other people’s observations and discoveries. Then  (15)  happens that brings these observations together  (16)  my conscious mind. Suddenly you fancy (想象), you see the answer  (17)  the riddle, and books, of which some might honor with the title of scientific research.But curiosity, a keen eye, a good memory and enjoyment of the animal and plant world do not make a scientist; one of the outstanding and essential  (18)  required is self-discipline, a quality I lack. A scientist requires not only  (19)  but also hard training, determination and a goal. A scientist, up to a point, can be made. A naturalist is  (20) . If you can combine the two, you get the best of both worlds.

第（19）空应选择（）

A．self-contained

B．self-discipline

C．self-centered

D．self-governed