I think it a little __________ to finish so much work within 30 minutes.A．challe_刷题宝

题干

I think it a little __________ to finish so much work within 30 minutes.

A．challenging	B．challenge
C．challenged	D．challengingly

上一题下一题 0.64难度单项选择更新时间:2014-12-26 08:34:43

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