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【简答题】
Cloze Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Please fill in the corresponding letter such as A, B,C or D etc. for each item on Answer Sheet. You may not use any of the words in the bank more than once. Humans use water for three basic purposes: agriculture, industry, and domestic and municipal use. And the amount of water 1 to each person decrease as the population grows, 2 the possibility of water shortages. Water shortages will not come all at once in every part of the world. Just as the world’s population is 3 distributed by region, so is the annual 4 of renewable water. Rainfall and snowfall are 5 by uneven weather patterns and landscape, and as a result, some areas of the world get more precipitation than others. This leads to uneven 6 of water all over the world. Natural water scarcity has prompted many nations to try to increase their water supplies by building dams to catch water that otherwise would escape to the sea, or by sinking more and deeper wells. But these efforts can have 7 side effects than can contribute to water scarcity. Instead of building dams, some countries choose to increase their 8 to groundwater. But this practice increases the risk of overpumping aquifers ( 蓄水层 ). Pollution also affects the water supply, reducing the available water by making it toxic or otherwise 9 for human use. Water shortages could also lead to international conflicts as countries 10 for limited water resources. Political tensions over water often appear when different nations lay claim to the same river, lake, or aquifer. According to the UN, more than 300 river basins and aquifers worldwide cross nations boundaries are creating the potential for conflicts. A. access B. positively C. deliberately D. compete E. negative F. distribution G. available H. determined I. unevenly J. unfit K. starved L. raising M. approach N. arising O. supply 1. Which one is for Question 1?
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参考答案:
举一反三
【简答题】为了减少齿轮泵的径向不平衡力,可以采取缩小()口,在泵体上开径向力()槽。
【单选题】新时代“五位一体”总体布局是一个有机整体,其中发挥保障作用的是( )
A.
经济建设
B.
政治建设
C.
文化建设
D.
社会建设
【判断题】电磁炮装置射出的子弹是钢制的,质量较大,打至人体上会造成损伤。
A.
正确
B.
错误
【单选题】患者,男性,26岁,突然腹痛,面色苍白,大汗淋漓,护士不应采取的措施是
A.
询问病史
B.
通知医生
C.
给热水袋以缓解疼痛
D.
测生命体征
E.
安慰病人
【单选题】悬吊技术从何时开始进入发展时期
A.
我国古代开始
B.
二战前
C.
二战时
D.
上世纪90年代
E.
二战后
【简答题】一项调查问卷中,关于顾客家庭人均月收入的问题答案设计为: A.2000 元以下 , B.2000 - 4000 元 , C.4000-7000 元 , D.7000-10000 元 , E.10000 以上 。 在对某商场的 75 名顾客随机调查后,汇总得到受访顾客选择答案 A 、 B 、 C 、 D 和 E 的人数分别是 27 人、 37 人、 7 人、 3 人和 1 人。求这 75 名样本顾客...
【单选题】新时代“五位一体”总体布局是一个有机整体,其中发挥保障作用的是( )
A.
文化建设
B.
经济建设
C.
政治建设
D.
社会建设
【简答题】收发两端之间的传输距离为1000 km,信号在媒体上的传播速率为2× 10^8 m /s。试计算以下两种情况的发送时延和传播时延:(1)数据长度为 10^7 bit ,数据发送速率为100kb/s。(2)数据长度为 10^3 bit ,数据发送速率为1Gb/s。从以上计算结果可得出什么结论 ?
【单选题】斯氏艾美耳球虫寄生于兔的(2012 真题上158)
A.
B.
小肠
C.
大肠
D.
肾脏
E.
肝脏
【简答题】闭环和半闭环系统的数控机床的加工精度主要由 决定。
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