MBA习题练习
| MBA每日一练（2019/5/9） |
| 第1题：已知不等式ax2+bx+c＞0的解集为(m，n)(0＜m＜n)，则不等式cx2+bx+a＜0的解集为______． A．  B． C． D．  E．以上答案均不正确 |
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第2题：下列说法错误的是：( )。
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第3题：用五种不同的颜色涂在图2中四个区域里，每一区域涂上一种颜色，且相邻区域的颜色必须不同，则共有不同的涂法()。 A．120种B．140种 C．160种 D．180种 E．200种 |
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| 第4题：卫星旅行社面向美国、中国香港、中国台湾、新加坡等地的旅游者推出了中华环视旅行活动。其中有些人游览中国西部，有些人游览中国东北，所有游览中国东北的人都游览中国西部，而所有没有游览中国西部的人都是新加坡人。 上述陈述最能支持以下哪项结论 A．有些新加坡人游览中国东北。 B．有些新加坡人游览中国西部。 C．所有的新加坡人都游览中国东北。 D．有些新加坡人没有游览中国东北。 E．有些游览中国西部的人没有游览中国东北。 |
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| 第5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、serve B、act C、play D、commit |
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| 第6题：为预防去年病毒性感冒流行的再次出现，S市在今年感冒流行季节前在全市常住人口中首次推广服用板蓝根冲剂。但据此后对常住人口中病毒性感冒患者的统计，其中服用板蓝根冲剂的人数约占20%。因此，服用板蓝根冲剂并不像所说的那样具有预防病毒性感冒的作用。 以下哪项如果为真，最能削弱上述论证 A．该市今年常住人口中未服用板蓝根冲剂的约占20%。 B．该市今年病毒性感冒的来势比去年凶猛。 C．抗生素对防治病毒性感冒无效。 D．该市非常住人口中病毒性感冒患者的人数比常住人口中的少。 E．该市今年的环境质量比去年有明显提高。 |
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| 第7题：Paper is different from other waste produce because it comes from a sustainable resource: trees. (21) the minerals and oil used to make plastics and metals, trees are (22) . Paper is also biodegradable, so it does not pose as much threat to the environment when it is discardeD、 (23) 45 out of every 100 tonnes of wood fibre used to make paper inAustralia comes from waste paper, the rest comes directly from virgin fibre from forests and plantations.By world standards this is a good (24) since the world-wide average is 33 percent waste paper. Governments have encouraged waste paper collection and (25) schemes and at the same time, the paper industry has responded by developing new recycling technologies that have (26) even greater utilization of used fibre. (27) , industry’s use of recycled fibres is expected to increase at twice the rate of virgin fibre over the coming years. Already, waste paper (28) 70% of paper used for packaging and advances in the technology (29) to remove ink from the paper have allowed a higher recycled (30) in newsprint and writing paper. To achieve the benefits of recycling, the community must also (31) . We need to accept a change in the quality of paper products; (32) stationery may be less white and (33) a rougher texture. There also needs to be (34) from the community for waste paper collection programs. Not only do we need to make the paper (35) to collectors but it also needs to be separated into different types and sorted from contaminants such as staples, paperclips, string and other miscellaneous (36) . There are technical (37) to the amount of paper which can be recycled and some paper products cannot be collected for reuse. These include paper (38) books and permanent records, photographic paper and paper which is badly contaminateD、The four most common (39) of paper for recycling are factories and retail stores which gather large amounts of packaging material (40) goods are delivered, also offices which have unwanted business documents and computer output, paper converters and printers and lastly households which discard newspapers and packaging material. The paper manufacturer pays a price for the paper and may also incur the collection cost. A、inquired B、required C、resortedD、indicated |
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| 第8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 |
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| 第9题： (2000，11)某公司正在进行机构改革，为提高管理效率，总经理要求副总经理认真负起责任，改变以前他直接面对所有部门负责人的状况，并且他今后只管人事和法律两个部门。这将意味着机构改革时会使( )。
A．副总经理人数增加 B．总经理管理幅度变大 C．总经理管理幅度变小 D．企业管理层次减少 |
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| 第10题：Life is a candle ______ to burn ever brighter. A、being meant B、meaning C、to mean D、meant |
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