`-` Since + Mốc thời gian

`-` For + Khoảng thời gian

`-` Thì HTHT : S + have / has + V3 / PII

`1`.has lived / since

`2`.has worked / since

`3`.have divorced / for

`4`.has known / for

`5`.haven't seen / since

`6`.haven't talked / for

`7`.has written / since

`\text{@ TheFox}`

Struc: Thì HTHT, Các cụm từ dấu hiệu QKĐ
1) lived/in
2) works/as: Làm như một công việc nào đó
3)divorced: Li dị
4) knows/for: Biết/đến 
5) haven't seen/from: Thì HTHT
6) haven't talked/for: Thì HTHT talked có qui tắc
7) wrote/when: Thì QKĐ write⇒wrote