`1)` It's ages since I last played football.

`2)` It's three years since I last went to Ha Long.

`3)` She last saw her mother when she left for Paris.

`4)`

`-` I haven't gone to Hanoi for over four years.

`-` It's over four years since I last went to Hanoi.

`5)` I haven't seen her since she returned to her home town.

`6)` It's her first time speaking Japanese.

`7)` She has never driven a car before.

`8)` I last heard from him in July.

`-`

`@` it is + time + since + S + V: đã bao nhiêu lâu kể từ khi ai làm gì

`@` sb last V when V: lần cuối làm gì khi làm gì

`@` been ages since sb did sth: lâu lắm kể từ khi ai làm gì

`@` S + have/has + V3 + since ... : ai đã làm gì kể từ khi

`@` sb's first time V-ing: lần đầu ai làm gì

`@` never done sth before: chưa bao giờ làm gì trước đây

`@` last heard of sb in [day/month/year]: lần cuối nghe về ai vào

@nene

`1` It's ages since I last played football.

`2` It's three years since I last went to Ha Long.

`3` She last saw her mother when she left for Paris.

`4` I haven't gone to Hanoi for over four years.

`-` It's over four years since I last went to Hanoi.

`5` I haven't seen her since she returned to her home town.

`6` It's the first time she has spoken Japanese.

`7` She has never driven a car before.

`8` I last heard from him in July.

`==========`

`-` S + has/have + not + PII + for + khoảng thời gian: ai chưa làm gì trong vòng bao lâu

`=` It + is/has been + khoảng thời gian + since + S + last + V (QKĐ): đã là bao lâu từ lần cuối ai làm gì

`=` The last time + S + V (QKĐ) + was + time: lần cuối ai làm gì là khi nào

`-` This is the first time + S + has/have + PII: đây là lần đầu ai làm gì

`=` S + has/have + not/never + PII + before: ai chưa từng làm gì trước đây