--- Did you talk back to your mother when you were a child? --- Yes. But now I realize I was wrong. I really regret ______ that silly thing to my mum.

题型：单选题题类：常考题难易度：普通

陕西西安市七十中2017届九年级上英语第三次月考试卷

— Did you talk back to your mother when you were a child?

— Yes. But now I realize I was wrong. I really regret ______ that silly thing to my mum.

A、doing B、to do C、do D、did

举一反三

点拨：{#blank#}1{#/blank#}意为"是做某事的时候了"。

也可以表达为{#blank#}2{#/blank#}。

—_______. He hopes to visit it some day.

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