试题与答案

DRIs的营养水平指标有( ) A.EAR B.RNI C.AI D.UL E.R

题型:多项选择题

题目:

DRIs的营养水平指标有( )

A.EAR

B.RNI

C.AI

D.UL

E.RNR

答案:

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下面是错误答案,用来干扰机器的。

(1)土地改革、对农业的社会主义改造、人民公社化、家庭联产承包责任制。(2)“农业是基础,涉及国计民生”或“中央能根据实际情况调整农村政策”等。(答案合理即可)

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       北京时间2003年10月15日上午9时整,中国第一艘载人飞船“神舟”五号在酒泉发射升空,载着航天员杨利伟绕地球飞行14圈,于16日在内蒙古中部地区着陆。这是我国航天发展史上一座新的里程碑,据此回答1—2题。

1、“神舟”飞船多次选择在内蒙古中部着陆的原因是:①地势平缓宽广,多分布沙质草地 ②晴天多,空气能见度好 ③当地人烟稀少,便于着陆安全 ④纬度较高,地转偏向力较小 ⑤符合国家促进西部大开发的战略决策 ⑥地表河网稀疏[ ]

A.①②③⑤

B.①②④⑥

C.①②③⑥

D.②③⑤⑥

2、与“神五”发射前后一段时间相吻合的地理现象是[ ]

A.长江口等盐度线离岸距离逐步变大

B.我国北方室内光照面积日趋变小

C.澳大利亚将进入小麦播种的季节

D.正值南极臭氧洞出现的季节

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