—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.do | B.to do | C.doing | D.did |
—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.do | B.to do | C.doing | D.did |
试题篮
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