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As we know, museums are buildings where many valuable and important objects are kept so that people can go and see them. For example, art museums are places where people can learn about 9 (1) v______ cultures. More and more popular "design museums" that are opening today, however, perform quite a different role. (2) U______ most art museums, the design museum shows objects that are easily found in our daily life, such as fridges and washing machines.      The (3) a______ of design museums is that they are places where people feel familiar with the exhibits(展品).Being different from the art museum visitors, design museum visitors (4) s______ feel frightened or puzzled. This is partly because design museums clearly show how and why mass-products (批量产品) work and look as they do, and how design has (5) i______ the quality of our lives. Art museum exhibits, on the other hand, would most probably fill visitors with a feeling that there is something (6) b______ their understanding.    Several new design rnuseums have opened their doors in (7) r______years. Each of these museums has tried to satisfy  (满足) the public's growing interest in the field with new (8) i_____. London's Design Museum, for example, shows a collection of mass-produced objects from electric typewriters to a group of Italian fish-tins. The choices open to design museums seem (9) f_______ less strict than those to art museums, and visitors may also sense  (感觉到) the humorous part of our society while walking around such exhibits as interesting and unusually attractive toys (10) c______ from our everyday life.

1. v_________   2. U_________   3. a__________   4. s__________    5. i__________ 6. b_________   7. r__________   8. i__________   9. f__________  10. c__________

如果每人骑车的速度相等，6个人一起从甲地到乙地旅游需3天，那么12人一起从甲地骑车到乙地要（　　）天． A．3 B．1.5 C．6 D．12

甲、乙、丙三人合修一条公路，甲、乙合修6天修好公路的1/3，乙、丙合修2天修好余下的1/4，剩余的三人又修了5天才完成。共得收入1800元，如果按工作量计酬，则乙可获得收入为（）

A．330元

B．910元

C．560元

D．980元

2010年河北省规模以上工业利润总额及增速 单位：亿元
指标	绝对值	比上年增长(%)
工业利润总额	1754.5	41.9
其中：国有及国有控股企业	299.8	35.7
其中：集体企业	42.4	30.3
股份制企业	1012.2	41.7
外商及港澳台商投资企业	330.3	31.6
其中：私营企业	1127.1	44.5
其中：大中型企业	914.6	31.1

资料来源：河北省2010年国民经济和社会发展统计公报

若保持与2010年相同的增长速度，到2012年河北省规模以上工业利润总额绝对值大约是( )。

A．3200亿元
B．3500亿元
C．3600亿元
D．3800亿元

氟喹诺酮类的特征是（）

A.不良反应少

B.为浓度依赖性抗菌药物

C.组织分布广泛

D.抗菌谱广

E.生物利用度低