Afer I had had lunch at a village pub.什么语法

Afer I had had lunch at a village pub.什么语法 After I had had lunch at a village pub.用的是什么语法 After i had had lunch at a village pub,这里的两个had是什么用法 英语语法：After I had had lunch at a village pub,I l After I had had lunch at a village pub,I looked for my bag.这 新概念英语第二册18课错误?After I had had lunch at a village pub,这句话的语法错 关于英语疑问请问这两句话分别是什么时态 i had had lunch at village pub 和 he has I have had lunch at school 对have had提问 We're having lunch I'VE already had lunch I had lunch at hal at lunch we restaurant a had I had a big lunch last New I have had lunch at school.对at school提问