[填空题]In the past several years, ______ (粮食产量增长了10%)in this area.

[单项选择]气候变暖后，一般中高纬度地区粮食产量增加，而热带和亚热带只能以一些耐高温作物为主，产量下降，尤其是非洲和拉丁美洲。全球最贫穷地区饥荒危机将增加，饥饿和营养不良引起机体免疫力下降，增加人们对疾病的易感性。
由此能推出( )。
A. 中高纬度并非是全球最贫困的地区
B. 非洲和拉丁美洲存在全球最贫困地区
C. 全球变暖对中高纬度气候的影响小于对热带和亚热带气候的影响
D. 全球变暖对非洲和拉丁美洲粮食产量的影响高于世界平均水平

[单项选择]

For the past several years, the Sunday newspaper supplement Parade has featured a column called "Ask Marilyn". People are invited query Marilyn vos Savant, who at age 10 had tested at a mental level of someone about 23 years old; that gave her an IQ of 228—the highest score ever recorded. IQ tests ask you to complete verbal and visual analogies, to envision paper after it has been folded and cut, and to deduce numerical sequences, among other similar tasks, so it is a hit confusing when vos Savant fields such queries from the aver age Joe (whose IQ is 100) as. What’s the difference between love and fondness Or what is the nature of luck and coincidence It’s not obvious how the capacity to visualize objects and to figure out numerical patterns suits one to answer questions that have eluded some of the best poets and philosophers.
Clearly, intelligence encompasses more than a score on a test, Just what does it mean to be smart How much of intelli
A. People no longer use IQ scores as an indicator of intelligence.
B. More versions of IQ tests are now available on the Internet.
C. The test contents and formats for adults and children may be different.
D. Scientists have defined the important elements of human intelligenc

[简答题]材料一 我国人口占世界人口的22%，而耕地只占世界耕地的7%，从1980年到1996年，粮食产量增长23%。近几年每年净减少耕地面积在300万亩至500万亩左右。据有关部门测算，目前受水土流失危害的耕地占耕地总面积的1/3；过去10余年沙化土地占国土面积16%；由于过度采伐，现有森林覆盖面积占全国面积的13.4%；由于水资源短缺，部分城市缺水严重。在全国500个城市中，有300多个大城市缺水，其中40多个城市严重缺水。在资源相对不足的情况下，又存在着大量的使用浪费，而且对资源的再生利用不重视，废钢铁废金属回收利用率只有30%，大大低于经济发达国家60%-80%的水平。
材料二 社会是人的社会，历史是人的历史。我国人口众多、底子薄，人均自然资源还达不到世界的平均水平……人口已成为制约我国经济发展的一个重要因素。我国必须大力控制人口数量，提高人口素质……
根据上述材料回答问题：
1．根据材料一，说明历史唯物论关于自然环境是社会存在和发展的必要条件的原理。
2．根据材料二，说明历史唯物论关于人口因素是社会存在和发展的必要条件的原理。
3．综合材料一和材料二，说明我国在现代化建设中必须实施什么样的战略。

[填空题]During the past few years, several bridges have been built and ______ (与该国内地的联系) have been facilitated.

[简答题]Directions: Over the past couple of years, several cases of the food scandal have been disclosed on various media in China. You are required to analyze the reasons and express your point of view.

[填空题]In the past several years, ____________________________________(粮食产量增长了10%)in this area.