GMAT 考满分题库

- 语法SC -

Computer networks that run on distributed servers tend not to possess one or more single points of failure, so that, if one point fails it replaces it, often by the network having more than one backup server available.

  • A

    one point fails it replaces it, often by the network

    分析该选项
  • B

    one point fails it is replaced, with the network often

    分析该选项
  • C

    they fail at one point they replace it, sometimes by the network

    分析该选项
  • D

    they fail at one point they are replaced, with the network often

    分析该选项
  • E

    they fail one point it is replaced, often with the network

    分析该选项
显示答案
正确答案: B

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