There are many talented writers waiting.A. to discover B discovered C. to be discovered

问题补充：

There are many talented writers waiting.

A. to discover B discovered C. to be discovered D. being discovered

答案：

解析：考查不定式的被动做宾语：句意：又很多天才的作家等着被发现。Wait后面接不定式做宾语，而且writers和discover是被动关系，用不定式的被动做宾语。选C。