2. 外语
  3. To prevent flooding in winter the water flowing from the dam is constantly ________ by a com- puter.

To prevent flooding in winter the water flowing from the dam is constantly ________ by a com- puter.

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问题 To prevent flooding in winter the water flowing from the dam is constantly ________ by a com- puter.
选项 A、graded
B、managed
C、conducted
D、monitored
答案D
解析 近义动词辨析。A. grade分等级；B．manage经营，管理；C. conduct管理，指挥；D．monitor监控，检测。根据句意应选D。句意为：为防止冬季发生水灾，计算机持续地对大坝的水流量进行监控。
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大学英语六级

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