当前位置:网考网 >> MBA >> 试题查看
【单选题】
The invention of both labor-saving tools and tools of intelligence is rarely accidental. Instead, it is usually the product of human need; (21) is truly the mother of invention. People usually devise tools to (22) for natural deficiencies. For example, people invented weapons to defend (23) from physically superior (24) .But (25) is only one incentive for inventions. People also invent (26) tools to (27) certain established tasks more efficiently. For instance, people developed the bow and arrow from the (28) spear or javelin in order to shoot (29) and strike with greater strength.
(30) civilizations developed, greater work efficiency came to be demanded, and (31) tools became more (32) .A、tool would (33) a function until it proved (34) in meeting human needs, at which point an improvement would be made. One impetus for invention has always been the (35) for speed and high-quality results--provided they are achieved (36) reasonable costs. Stone pebbles were sufficient to account for small quantities of possessions, (37) they were not efficient enough for performing sophisticated mathematics. However, beads arranged systematically evolved into the abacus. The (38) of this tool can be (39) to the development of commerce in theEast around 3000B、C、, and the abacus is known (40) by the ancientBabylonians,Egyptians,Chinese, etC、
A、convenientB、sophisticatedC、elaborate D、comprehensive
正确答案
正在加载...
答案解析
正在加载...
根据网考网考试中心的答案统计,该试题:
9%的考友选择了A选项78%的考友选择了B选项2%的考友选择了C选项11%的考友选择了D选项
你可能感兴趣的试题
第1题:
September 11 should have driven home a basic lesson for theBush administration about life in an interconnected world: misery abroad threatens security at home. It is no coincidence that OsamaBin Laden found warm hospitality in the Taliban’sAfghanistan, whose citizens were among the most impoverished and oppressed on earth. If the administration took this lesson seriously, it would dump the rules of realpolitik that have governed U.S. foreign aid policy for 50 years. Instead, it is pouring money