[질문] have p.p have been p.p had p.p have to be p.p had to be p.p 각자 뜻좀요~

have p.p 는 현재완료, 과거+현재 had p.p 는 과거완료,과거를기준으로할때과거보다먼저 일어난일//have been pp와 have to be pp had to be pp는 수동태입니다