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地球的运动分为自转运动和公转运动，而两种运动之间的关系可以用交角来表赤。据此做题： 小题1:下列地理事物的数值中，与交角目前的度数相同的是            （   ） ①热带与寒带的纬度范围 ②晨昏线与纬线相切时，相切纬线的最低度数 ③晨昏线与经线圈之间的最大夹角 ④气压带与风带南北移动的纬度范围 A．③ B．①③ C．①③④ D．①②③ 小题2:若其它条件不变，当地轴与黄道面之间的夹角增大1°时，下列现象中，可能发生的是（   ） A．北京的正午太阳高度年变化幅度增大 B．夏至日，北半球各地昼长都变短 C．悉尼垂直于地面物体的正午影长的年变化幅度增大 D．南亚的影响范围减小
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【简答题】试比较中枢和周围神经系统的有髓神经纤维和无髓神经纤维组成与结构。
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【判断题】粗金属精炼时,粗金属做阳极,阳极泥是比被精炼金属不活泼的金属。
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【单选题】Please finds out the main idea of the following paragraph. Let's acknowledge the facts. The New York Times reports close to 80 percent of new jobs can be performed by someone without a college degree....
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The New York Times reports close to 80 percent of new jobs can be performed by someone without a college degree.
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This dilemma means that 38 percent have likely wasted time and accumulated debt!
D.
In the US, the cost of college has risen tenfold over the last 30 years, a ratio that is three times as much as general inflation over the same time period.
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【简答题】采用硫化精炼某种粗金属时，必须满足:亲合力（Me主-S）[填空(1)] 亲合力（Me杂-S）
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【判断题】主键不能作为另一个关系的外键。
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B.
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【简答题】阅读下面短文,在空白处填入 1 个适当的单词或括号内单词的正确形式。 Diets have changed in China — and so too has its top crop. Since 2011,the country 61 ( grow ) more corn than rice. Corn production has jumped nearly 125 percent over...
查看完整题目与答案
【简答题】Only 62 percent of ____(respond)said they were satisfied.
查看完整题目与答案
【单选题】Please finds out the major details of the following paragraph. Let's acknowledge the facts. The New York Times reports close to 80 percent of new jobs can be performed by someone without a college deg...
A.
The New York Times reports close to 80 percent of new jobs can be performed by someone without a college degree.
B.
This dilemma means that 38 percent have likely wasted time and accumulated debt!
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In addition, in the US, the cost of college has risen tenfold over the last 30 years, a ratio that is three times as much as general inflation over the same time period.
D.
It is clear, from an objective point of view, that many more students should be attending technical schools or two-year colleges to prepare for the jobs that will actually be available to them.
查看完整题目与答案
【简答题】试比较中枢和周围神经系统的有髓神经纤维和无髓神经纤维组成与结构。
查看完整题目与答案
【判断题】粗金属精炼时,粗金属做阳极,阳极泥是比被精炼金属不活泼的金属。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Please finds out the main idea of the following paragraph. Let's acknowledge the facts. The New York Times reports close to 80 percent of new jobs can be performed by someone without a college degree....
A.
The New York Times reports close to 80 percent of new jobs can be performed by someone without a college degree.
B.
The US Department of Education estimates that only 62 percent of those enrolled in four-year institutions had earned a bachelor's degree six years later!
C.
This dilemma means that 38 percent have likely wasted time and accumulated debt!
D.
In the US, the cost of college has risen tenfold over the last 30 years, a ratio that is three times as much as general inflation over the same time period.
查看完整题目与答案