The most crucial problem any economic system faces is how to use its scarce resources.A: puzzling B: difficult C: terrifying D: urgent

题目
The most crucial problem any economic system faces is how to use its scarce resources.

A: puzzling
B: difficult
C: terrifying
D: urgent
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更多“The most crucial problem any economic system faces is how to use its scarce resources.A: puzzling B: difficult C: terrifying D: urgent”相关问题

  • 第1题：

    The most crucial time for any bearing with regards to lubrication is

    A.during low loads

    B.after proper oil viscosity is reached

    C.during starting

    D.after cleaning filters


    正确答案：C

  • 第2题：

    For any information system to serve its purpose,the information must be ( ) when it is needed.

    A.integral

    B.available

    C.irreplaceable

    D.confidential


    正确答案：B

  • 第3题：

    The most crucial time for project risk assessment is ( ).

    A.when a problem surfaces

    B.during the planning phase

    C.during the close-out phase

    D.after the project schedule has been published


    正确答案：B

  • 第4题：

    The country is abundant in natural resources.

    A:rich
    B:colorful
    C:mysterious
    D:scarce

    答案：A
    解析：
    本题考查的是对形容词的认知能力。本句意思：那个国家自然资源丰富。 abundant丰富的、充足的。选项A rich丰富的，例如：The country is rich in oil and coal．这个国家的石油和煤炭资源丰富。选项B colorful五彩缤纷的。选项C mysterious神秘的。选项D scarce匾乏的，例如：Food was scarce throughout the war．在战争期间食物匾乏。abundant与 rich意思最接近，所以选A。

  • 第5题：

    The most crucial issue at present is how to solve the problem of food safety.

    A: necessary
    B: important
    C: demanding
    D: urgent

    答案：B
    解析：
    句意为：目前最关健的问题是如何解决食品安全的问题。important意为“重要的”; necessary意为“必要的、必需的”;demanding意为“苛求的、要求高的”;urgent意为“紧迫的、紧要的”;crucial意为“关键的，重要的”，只有B与其意思相近。

  • 第6题：

    The best title for the passage is“_______”.

    A.How to Reuse Water
    B.Two Solutions to the Problem of Water Shortage
    C.Stop Wasting Our Limited Water
    D.How to Make Use of Seawater

    答案：B
    解析：

  • 第7题：

    The following entry is in the /etc/host.equiv and /home/jsmith/.rhosts file on server Alpha：+ jsmith.What does this entry indicate？（）

    • A、The user "jsmith" can use r-commands from any server to server Alpha system-wide
    • B、The user "jsmith" can use r-commands from server Alpha to any server system-wide
    • C、The user "jsmith" can use r-commands from server Alpha to any server with a /home/jsmith directory
    • D、The user "jsmith" can use r-commands from any server to server Alpha only in the /home/jsmith directory

    正确答案:A

  • 第8题：

    In terms of information literacy， an information literate student is able to（）

    • A、determine the nature and extent of the information needed and access needed information effectively and efficiently.
    • B、evaluate information and its sources critically and incorporate selected information into his or her knowledge base and value system.
    • C、use information effectively to accomplish a specific purpose individually or as a member of a group.
    • D、understand many of the economic，legal，and social issues surrounding the use of information and access and use information ethically and legally.

    正确答案:A,B,C,D

  • 第9题：

    A customer is considering the purchase of an XIV system to leverage thin provisioning. They are concerned that their application will use all available space during formatting, which will remove any thin provisioning benefits. What should the storage specialist discuss with the customer?（）

    • A、the possibility of changing the application so this no longer happens
    • B、with the XIV system's SATA basedapproach, storage costs are so low that over-provisioning is not an issue
    • C、the XIV system has immediate zero page reclamation features that will immediately return the volume to its original size
    • D、the XIV system has a white space reclamation feature that will return the volume to its original thin provisioned size over time

    正确答案:D

  • 第10题：

    After restarting your Windows 2000 Professional Computer, your Monitor shows a blank blue screen without text and your Computer will does respond to keyboard or mouse commands. You discover that an incorrect driver was just installed. How should you correct the problem? （）

    • A、Use the "Last Known Good Configuration" to restart you system and correct the problem.
    • B、There is nothing you can do. Reinstall the Operating System.
    • C、Call the manufacturer to request a Windows 2000 compatible driver.
    • D、Use the Emergency-Repair-Disk.

    正确答案:A

  • 第11题：

    单选题
    The most crucial time for any bearing with regards to lubrication is （）
    A

    during low loads

    B

    after proper oil viscosity is reached

    C

    during starting

    D

    after cleaning filters


    正确答案： A
    解析： 暂无解析

  • 第12题：

    多选题
    In terms of information literacy， an information literate student is able to（）
    A

    determine the nature and extent of the information needed and access needed information effectively and efficiently.

    B

    evaluate information and its sources critically and incorporate selected information into his or her knowledge base and value system.

    C

    use information effectively to accomplish a specific purpose individually or as a member of a group.

    D

    understand many of the economic，legal，and social issues surrounding the use of information and access and use information ethically and legally.


    正确答案： B,A
    解析： 暂无解析

  • 第13题：

    The most important program on any computer is (73) .

    A．Office 2000

    B．Virus

    C．software

    D．Operating System


    正确答案：D
    解析：任意一台计算机上最重要的程序是操作系统。

  • 第14题：

    Most of the host operating system provides a way for a system administrator to manually configure the IP information needed by a host .Automated configuration methods such as ______, are required to solve the problem.

    A．IPsec

    B．DHCP

    C．PPTP

    D．SOAP


    正确答案：B

  • 第15题：

    For any information system to serve its purpose, the information must be( )when it is needed.

    A.integral
    B.available
    C.irreplaceable
    D.confidential

    答案：B
    解析：
    任何信息系统为了达到其目的，当需要时信息都必须具备可用性。A．完整的B．可用的C．不可替代的D．可信的

  • 第16题：

    The most crucial problem any economic system faces is how to use its scarce resources.

    A:puzzling
    B:difficult
    C:terrifying
    D:urgent

    答案：D
    解析：
    本句话的意思：任何经济体系所面临的最至关紧要的问题是如何使用稀缺的资源。crucial“至关紧要的”和urgent“紧急的”含义最接近。puzzling意为“（使）迷惑的，（使）为难的”。terrifying意为“使感到恐怖的”。

  • 第17题：

    The most crucial time for project risk assessment is （ ） .

    A.when a problem surfaces
    B.during the planning phase
    C.during the close-out phase
    D.after the project schedule has been published

    答案：B
    解析：
    进行项目风险评估最关键的时候是规划阶段。A．问题出现时 B．规划阶段 C．结束阶段 D．项目进度公布后

  • 第18题：

    The most crucial time for project risk assessment is ( ).

    • A、when a problem surfaces
    • B、during the planning phase
    • C、during the close-out phase
    • D、after the project schedule has been published

    正确答案:B

  • 第19题：

    Which of the following is the BEST approach a technician should take when informing a customerabout their findings of any specific computer problem?（）

    • A、Use non-technical terms.
    • B、Use the appropriate acronyms.
    • C、Use proper technical terms.
    • D、Use email to ensure a written record.

    正确答案:A

  • 第20题：

    The df command indicates that a filesystem is full， however， the du command indicates that not all space is allocated.  How would the system administrator isolate the discrepancy（）

    • A、Use the fuser command to identify deleted but open files.
    • B、Use the ipcs command to view orphan shared memory segments.
    • C、Use the defrag command to determine if the filesystem is fragmented.
    • D、Use the topas command to identify processes using the most system resources.

    正确答案:A

  • 第21题：

    An  administrator  runs  mktcpip  aixhost  172.168.0.50  enO  to  change  the  network  address，  but  the  command  hangs  for  an  extended  period  of  time.   Which  of  the  following  is  the  most  likely  cause  of  the  problem（）

    • A、entO is in a defined state
    • B、enO is currently active
    • C、There is no physical network adapter on the system
    • D、The address 172.168.0.50 is in use by another system

    正确答案:B

  • 第22题：

    单选题
    A customer is considering the purchase of an XIV system to leverage thin provisioning. They are concerned that their application will use all available space during formatting, which will remove any thin provisioning benefits. What should the storage specialist discuss with the customer?（）
    A

    the possibility of changing the application so this no longer happens

    B

    with the XIV system's SATA basedapproach, storage costs are so low that over-provisioning is not an issue

    C

    the XIV system has immediate zero page reclamation features that will immediately return the volume to its original size

    D

    the XIV system has a white space reclamation feature that will return the volume to its original thin provisioned size over time


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    During the Clinton presidency, the U.S. enjoyed more than any time in its history peace and economic well being.
    A

    the U.S. enjoyed more than any time in its history peace and economic well being

    B

    the U.S. enjoying more than any other time in its history peace and economic well being

    C

    more peace and economic well being was enjoyed by the U.S. than any other time

    D

    economic peace and well being was enjoyed by the U.S. more so than any other ~ time in the country’s history

    E

    the U.S. enjoyed more peace and economic well being than at any other time in its history


    正确答案： C
    解析：
    原句措辞不恰当。E纠正了这个错误。

  • 第24题：

    单选题
    An  administrator  runs  mktcpip  aixhost  172.168.0.50  enO  to  change  the  network  address，  but  the  command  hangs  for  an  extended  period  of  time.   Which  of  the  following  is  the  most  likely  cause  of  the  problem（）
    A

    entO is in a defined state

    B

    enO is currently active

    C

    There is no physical network adapter on the system

    D

    The address 172.168.0.50 is in use by another system


    正确答案： B
    解析： 暂无解析

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