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

问题补充：

Jenny worked hard before the final examination, and ．She got an A．

A．took off B．showed off C．put off D．paid off

答案：

解析：动词短语辨析。A起飞，成功，受欢迎；B炫耀；C推迟；D努力得到回报；句意：Jenny在期末考试之前学习很认真，她的努力得到了回报，她得了A。故D正确。