20. (单选题) When ___, he denied ___ anything illegal.(本题1.0分)
A、 questioned, doing
B、 being questioned, doing
C、 questioning, doing
D、 questioning, having done
出自:陇东学院-大学英语(专升本)

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块