I'm glad ___ a visit to him last week? A.to pay B.to have paid
问题描述:
I'm glad ___ a visit to him last week? A.to pay B.to have paid
答
B 已经做过to have done to do 表示没做呢
答
选择B,表示完成时,因为后面有last week
翻译:我很高兴上个星期去拜访他了!