[질문] have has had쓰임좀알려주세요 ex)3인칭단수he she→has

안녕하세요 has 는 주어가 3인칭단수일때(he she it 등) have 는 주어가 1인칭2인칭 복수일대 had 는 have has 의 과거형입니다