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  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:1856

Distinguished guests and friends, welcome to our school, _____the ceremony of the 50th Anniversary this morning are our alumni (校友) from home and abroad.

A.Attend B.To attend C.Attending D.Having attended
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Distinguishedguestsandfriends,