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PREP5的SC

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发表于 2021-8-24 21:09:48 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
A team of researchers reported that five endangered bird species had resumed nesting or investigated nesting boxes erected by volunteers having been ferried out to the island last month.

  • investigated nesting boxes erected by volunteers having been

  • begun investigating nesting boxes erected by volunteers, being

  • investigating nesting boxes, erected by volunteers,

  • were investigating nesting boxes erected by volunteers

  • investigate nesting boxes erected by volunteers, which


请问一下大家,这题为什么不选C呀,我觉得C和D的平行都不太完美,我理解的C的investigating可以和nesting平行,求个解释谢谢!

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沙发
发表于 2021-8-25 08:22:42 | 只看该作者
板凳
 楼主| 发表于 2021-8-26 10:42:00 | 只看该作者
长丝弓 发表于 2021-8-25 08:22
以下讨论供你参考:
https://forum.chasedream.com/thread-1370457-1-1.html
https://forum.chasedream.com ...

谢谢呀!
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