Jenny worked hard before the final examination, and it She got an A． A．showed off B．paid

发布时间：2020-08-17 14:37:25

Jenny worked hard before the final examination, and it      ．She got an A．
A．showed off             B．paid off                  C．put off             D．took off

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解析：pay off“得到报偿／回报等”。
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