问题
选择题
Lucy apologized for______to inform me of the change in the plan．
A．being not able
B．not to be able
C．not being able
D．not be able
答案
答案：C
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Lucy apologized for______to inform me of the change in the plan．
A．being not able
B．not to be able
C．not being able
D．not be able
答案：C