Only after her mother came to help her for the first few months ______ to begin

题干

Only after her mother came to help her for the first few months ______ to begin her project.

A．did she allow	B．had she allowed
C．was she allowed	D．is she allowed

上一题下一题 0.4难度单项选择更新时间:2012-08-30 09:10:10

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