The young man admitted, after several hours questioning, a wallet from the passenger on the bus.
A. having stolen
B. to have stolen
C. being stolen
D. to steal
网友回答
(答案→)A. having stolen
B. to have stolen
C. being stolen
D. to steal
解析：考查非谓语动词.句意:在经过几个小时的讯问之后,这个年轻人承认从公交车上的乘客身上偷了一个钱包.动名词作宾语表示抽象动作,如果动作发生在谓语动词之前,则要用完成时态的动名词,结合语境可知选A.