He regretted______unable to visit you earlier.A to be B to have been Cbeing D having been.
来源:学生作业学帮网 编辑:学帮网 时间:2024/06/03 06:40:43
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:学生作业学帮网 编辑:学帮网 时间:2024/06/03 06:40:43
He regretted______unable to visit you earlier.
A to be B to have been Cbeing D having been.
D having been