在SNMPv3中，管理站(Manager)和代理(Agent)统一叫做______。

填空。

（1）2010年11月，中国上百名专家、学者和企业家在乌鲁木齐联名提出了“海水西调”的科学构想，也许在不远的将来，我们可在西部领略到“_________________，_________________”的烟柳春色。（用《早春呈水部张十八员外》中的语句填写）

（2）文天祥在《过零丁洋》一诗中，巧借两个情感色彩的地名与他的心情暗合，表现他“昨日”与“眼前”独有的怆然与凄苦。在诗史上堪称绝对、绝唱的这两句诗是_________________，_________________。

一岁患儿，母乳喂养，未加辅食，约2个月前发现患儿活动少，不哭、不笑，面色苍黄，表情呆滞，手及下肢颤抖。检查发现肝、脾增大，血红细胞1×10¹²／L，血红蛋白65g／L。血清铁、叶酸正常，血清维生素B降低。

该患儿可能患的疾病是（）。

A.营养性巨幼红细胞性贫血

B.营养性缺铁性贫血

C.营养性混合性贫血

D.溶血性贫血

E.感染性贫血

英国资产阶级革命爆发的根本原因是[ ]

A．封建专制统治严重阻碍了资本主义发展

B．1640年议会的召开

C．查理一世实行封建专制统治

D．新贵族和资产阶级的成长壮大

American Museum of Natural History is one of the largest natural and historic museums in the world and one of the main natural history research and education centres in the United States, set up in 1869 and located in the west of the Central Park, Manhattan District, New York. It (1) 7 hectares in its total area, (2) classical types of buildings. The (3) of ancient creatures and humanity is (4) the first place of all the museums in the world, (5) the representative samples from South America, Africa, Europe, Asia and Australia were collected, besides those from the (6) country, the United States.In the museum, there are five kinds of exhibits, including astronomy, mineralogy, human history, and animals in the (7) times and those in modern times. There are thirty-eight exhibition halls with different (8) from 500 to 1,500 square metres. Besides these, there is a Roosevelt Memorial Hall in (9) of President Roosevelt who supported the (10) of the museum, which is also used to have a special exhibition, showing the new important (11) on natural sciences and (12) affairs and social problems, and special topics connected closely with the life of the citizens. Besides this, it is also used for avocation (13) to have all kinds of scientific activities in the laboratories, centres of natural science and centres for citizens. There are more than 10 (14) research departments mainly(15) for collection of samples, research and work of publication.In the museum, there are (16) and sub-libraries of Aulspond ancient amniote, with about 300 thousand books and magazines (17) natural history, many of(18) are very valuable monographs for the first edition. It has published many expert books and magazines, and a large number of propaganda materials, (19) which are the two magazines, Natural History and Members of Museum that have the biggest (20) of their magazines.

17（）

A.of

B.for

C.from

D.on

某电脑专卖店2002年1～12月电脑销售量如表7-2所示。
表7-2 某电脑专卖店2002年电脑销售量表

时间	序号(t)	实际销售量xi(台)	时间	序号(t)	实际销售量xi(台)
2002.1	1	60	200.7	7	48
2002.2	2	53	2002.8	8	65
2002.3	3	44	2002.9	9	69
2002.4	4	30	2002.10	10	52
2002.5	5	56	2002.11	11	46
2002.6	5	54	2002.12	12	72

【问题】 用简单移动平均法预测2003年第一季度电脑销量(分别取n＝3和n＝6)，并通过比较两个方法预测误差来选择较好方法。