2. 外语
  3. The ship’s generator broke down, and the pumps had to be operated ______ instead of mechanically.

The ship’s generator broke down, and the pumps had to be operated ______ instead of mechanically.

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问题 The ship’s generator broke down, and the pumps had to be operated ______ instead of mechanically.
选项 A、automatically
B、artificially
C、superficially
D、manually
答案D
解析 副词辨析题。manually意为“用手，手工地”；automatically意为“自动地，机械地”；artificially意为“人工地，非天然地”；superficially“表面地，肤浅地，浅薄地”。
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