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读中国、美国略图，回答下列问题 （1）两国关于人口方面的相同点是 [     ] A、外来移民较多 B、人口集中于东部 C、黄种人是主要种族 D、各民族一律平等，不存在歧视问题 （2）在农业方面，中美两国的相似点是 [     ] A、机械化水平高 B、种植业区主要分布在河流中下游地区 C、畜牧业在农业中不占重要地位 D、图中A、C两地都以棉花种植为主 （3）B、D两市高新技术产业发展迅速，其中B为北京市的__________ ，D为__________ 市附近的“硅 谷”。 （4）19世纪美国鼓励向半干旱的西部地区移民。仅1860至1890年30年间便开垦了9000万公顷处女地。 1934年5月11日世界上最强一次风暴发生在这里，这场黑风暴从这片因过度开垦和过度放牧而使土壤沙 化的地区开始，很快发展成为一条东西长2400千米，南北宽1440千米，3千米的巨大沙尘龙。3天 中黑风暴横扫了美国三分之二的地区，把巨大的肥沃地表土壤一直送进了大西洋。风暴所到之处，大 量农田、水井、道路被淹没，小溪、河流干涸，4500万公顷农田被毁，16万农民逃离西部地区。 据此，请你分析这场黑风暴对我国目前西部开发的启示：_______________________________________ _________________________________________________________________________________________ __________________________________________________________________ 。
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举一反三
【单选题】The population of the earth()increasing fast. One third of the population here() workers
A.
is; are
B.
is; has been
C.
are; is
D.
is; was
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【单选题】I don’t know .
A.
what the population of Tianjin is
B.
what is the population of Tianjin
C.
how much the population in Tianjin is
D.
how much is the population in Tianjin
查看完整题目与答案
【单选题】—____ is the population of the town? —Over 20,000 .And a third of the population ____  workers of the car factory. [     ]
A.
What; are
B.
How many; are
C.
What; is
D.
How many; is
查看完整题目与答案
【单选题】How does the population survey get it wrong in 2000?
A.
The population total in 2000 was reached by different method from that in 1990.
B.
There might be some problems with the judgment calls by the researchers.
C.
United Jewish Communities offered not enough financial support to the survey.
D.
It is the result of the rash of headlines leaving the impression that the population has declined.
查看完整题目与答案
【单选题】The population of the United States is only 6% of the world's population, but Americans 【21】______ one third of all the energy 【22】______ in the world. This fact alone says that Americans need to use ...
A.
conserve
B.
consume
C.
produce
D.
supply
查看完整题目与答案
【判断题】The population variance is the average of the squared deviations of the individual population measurements from the population mean
A.
正确
B.
错误
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【多选题】下列关于思想道德与法律的表述,理解正确的有( )。
A.
思想道德和法律在调节领域、调节方式、调节目标等方面发挥的作用和方式存在很大不同
B.
二者作为社会上层建筑的重要组成部分，共同服务于一定的经济基础
C.
思想道德和法律都是调节人们思想行为、协调人际关系、维护社会秩序的重要手段
D.
思想道德和法律都需要内心约束力和外在强制力共同发挥作用
查看完整题目与答案
【单选题】By the end of this century, the population of the world ______ , and so may the population of the small country.
A.
will be doubled
B.
may be double
C.
will have to be doubled
D.
may have been doubled
查看完整题目与答案
【判断题】细胞衰老既可以是有益的,也可以是有害的。
A.
正确
B.
错误
查看完整题目与答案
【多选题】对介质施加一定频率的外电场,所消耗的能量与哪些因素什么有关
A.
损耗因子
B.
击穿强度
C.
外加电场频率
D.
外加电场幅度
查看完整题目与答案
相关题目：
【单选题】The population of the earth()increasing fast. One third of the population here() workers
A.
is; are
B.
is; has been
C.
are; is
D.
is; was
查看完整题目与答案
【单选题】I don’t know .
A.
what the population of Tianjin is
B.
what is the population of Tianjin
C.
how much the population in Tianjin is
D.
how much is the population in Tianjin
查看完整题目与答案
【单选题】—____ is the population of the town? —Over 20,000 .And a third of the population ____  workers of the car factory. [     ]
A.
What; are
B.
How many; are
C.
What; is
D.
How many; is
查看完整题目与答案
【单选题】How does the population survey get it wrong in 2000?
A.
The population total in 2000 was reached by different method from that in 1990.
B.
There might be some problems with the judgment calls by the researchers.
C.
United Jewish Communities offered not enough financial support to the survey.
D.
It is the result of the rash of headlines leaving the impression that the population has declined.
查看完整题目与答案
【单选题】The population of the United States is only 6% of the world's population, but Americans 【21】______ one third of all the energy 【22】______ in the world. This fact alone says that Americans need to use ...
A.
conserve
B.
consume
C.
produce
D.
supply
查看完整题目与答案
【判断题】The population variance is the average of the squared deviations of the individual population measurements from the population mean
A.
正确
B.
错误
查看完整题目与答案
【多选题】下列关于思想道德与法律的表述,理解正确的有( )。
A.
思想道德和法律在调节领域、调节方式、调节目标等方面发挥的作用和方式存在很大不同
B.
二者作为社会上层建筑的重要组成部分，共同服务于一定的经济基础
C.
思想道德和法律都是调节人们思想行为、协调人际关系、维护社会秩序的重要手段
D.
思想道德和法律都需要内心约束力和外在强制力共同发挥作用
查看完整题目与答案
【单选题】By the end of this century, the population of the world ______ , and so may the population of the small country.
A.
will be doubled
B.
may be double
C.
will have to be doubled
D.
may have been doubled
查看完整题目与答案
【判断题】细胞衰老既可以是有益的,也可以是有害的。
A.
正确
B.
错误
查看完整题目与答案
【多选题】对介质施加一定频率的外电场,所消耗的能量与哪些因素什么有关
A.
损耗因子
B.
击穿强度
C.
外加电场频率
D.
外加电场幅度
查看完整题目与答案