Thankyouforthegreatdifficultyyouhavehad 国语站 题库 2.27W 大中小设置文字大小 问题详情: Thank you for the great difficulty you have had ______ me with my designing work. A. helping B. to help C.with helping D.to have helped【回答】A知识点:非谓语动词题型:选择题 TAG标签:#