He regretted______unable to visit you earlier.A to be B to have been Cbeing D having been.
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/27 14:08:40
He regretted______unable to visit you earlier.
A to be B to have been Cbeing D having been.
D having been
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来源:学生作业帮助网 编辑:作业帮 时间:2024/05/27 14:08:40
He regretted______unable to visit you earlier.
A to be B to have been Cbeing D having been.
D having been