MBA考试

根据网考网考试中心的统计分析，以下试题在2019/9/5日MBA习题练习中，答错率较高，为：63%
【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、inefficientB、effectiveC、adequate D、sufficient
网考网参考答案：A，答错率：63%
网考网试题解析：
本题测试逻辑搭配。inefficient意为“效率低的，效率差的”：effective意为“有效的，有作用的”；adequate意为“适当的，足够的”：sufficient意为“足够的，充分的”。根据后面的at which point an improvement would be made(需要改进)可知，所填之词应该表示否定之意，只有选A。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>