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、manually
B、artificially
C、automatically
D、synthetically
答案A
解析 manually意为“手动地”；artificially意为“人工地，自然地”；automatically意为“自动地”；synthetically意为“合成地”。
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