I think it a little __________ to finish so much work within 30 minutes. A. challenging B. challenge...
2022-11-15 13:59:16 135次 2014-2015学年安徽宿州高二上期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I think it a little __________ to finish so much work within 30 minutes.
A. challenging B. challenge
C. challenged D. challengingly
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