___________ his poem, he didn’t dare to submit it to the professor.A．Not having

题干

___________ his poem, he didn’t dare to submit it to the professor.

A．Not having polished	B．Having not polished
C．Not polished	D．Not being polished

上一题下一题 0.64难度单项选择更新时间:2012-08-03 08:53:21

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