to Anne's birthday party, Mr. Brown is now searching shop after shop for a nice present f

网友回答

A. Having invited
(答案→)B. Having been invited
C. Have been invited
D. Being invited
解析：句意：受邀参加安妮的生日聚会，布朗先生现在正搜店为她挑选一件好礼物。A.作状语，表主动完成；B. 作状语，表被动完成；C。做谓语；     D. 意思是：正在被邀请。故选B。
考点: 考查非谓语动词的用法。