2. 职称英语
  3. But from the start of their experiments, the Wright brothers found that they nee

But from the start of their experiments, the Wright brothers found that they nee

游客2025-03-13  28
问题 But from the start of their experiments, the Wright brothers found that they needed money to pay ______ their research.
选项 A、back
B、down
C、for
D、off
答案 C
解析 pay for付款；pay off偿清。根据题意选C。pay不与其他两项搭配使用。
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