题目内容
【题目】I appreciate ____ the opportunity to study abroad two years ago.
A.having given
B.having been given
C.to have been given
D.to have given
【答案】B
【解析】句意:我很感激两年前有出国学习的机会。appreciate后加动词-ing形式作宾语,根据two years ago可知动作已经发生且opportunity和动词give是被动关系,故用完成时的被动。故选B.
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