I last had my hair cut when I left her house.
`⇒` I haven't had my hair cut since I left her house
Cấu trúc
`⇒` Khẳng định : S + have/ has + PII.
`⇒` Phủ định : S + haven’t/ hasn’t + PII.
The last time she kissed me was 5 months ago.
`⇒` She hasn't kissed me for 5 months.
Cấu trúc
`⇒` Khẳng định : S + have/ has + PII.
`⇒` Phủ định : S + haven’t/ hasn’t + PII.
( Cả hai câu trên là thì hiện tại hoàn thành )