GMAT 考满分题库

- 语法SC -

At the public aquarium, most of an aquarist’s time and effort is devoted on the care of marine life and when they maintain and repair the tanks that contain them.

  • A

    most of an aquarist’s time and effort is devoted on the care of marine life and when they maintain and repair the tanks that contain them

    分析该选项
  • B

    most of an aquarist’s time and effort is devoted to the care of marine life and to maintenance and repair of their tanks

    分析该选项
  • C

    most of an aquarist’s time and effort is devoted to the care of marine life as well as maintaining and repairing their tanks that contain them

    分析该选项
  • D

    caring for marine life takes up most of an aquarist’s time, and also maintaining and repairing the tanks containing them

    分析该选项
  • E

    the care for marine life takes up most of an aquarist’s time as well as maintenance and repair of the tanks that contain them

    分析该选项
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正确答案: B

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