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【判断题】
估计量是用来估计总体参数的统计量的具体取值。A.
正确
B.
错误
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举一反三
【简答题】程序改错: 改正下列程序中的错误,输入 x 、计算并输出下列分段函数 f(x) 的值(保留一位小数)。 源程序(有错误的程序) /********************************** found ********************************/ #include “stdoi,h” 应改为 void main() { double x,y; printf(“Ent...
【单选题】The leaders of Egypt decided to dam the Nile for the following purposes except ______.
A.
using the water to irrigate more land
B.
controlling the flooding of the river in spring
C.
shipping in artificial fertilizer
D.
providing hydroelectric power
【单选题】The leaders us in our discussion, but owing to more important business they couldn’t come.
A.
were to join
B.
would like to join
C.
intended to join
D.
were to have joined
【单选题】Thanks to the joint efforts made by the leaders of China and the US over recent years, mutually _______ Sino-US relations have made remarkable progress.
A.
adaptable
B.
beneficial
C.
relevant
D.
convenient
【简答题】The device capable of doing this is called a capacitor. The ability of a capacitor to store electrical energy is termed capacitance.(翻译)
【多选题】关于人的心理的能动性表述正确的是()
A.
人对客观事物的反映就如照镜子一样
B.
人脑反映客观事物可以清楚地意识到反映对象、进程及结果
C.
人已有的知识对反映对象产生影响
D.
不同的人对同一事物的认识会有不同的反映
【单选题】人们对未来的预测，应该这样认识 ( )。 ①它也是人脑对客观事物的反映 ②它是根源于现阶段的客观事物 ③它有正确和错误的区别 ④它属于人脑对客观事物的反映形式
A.
①②③
B.
①③④
C.
①②④
D.
②③④
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