`1`/ have had

`2`/ have lived

`3`/ went 

`4`/ have worked

`5`/ moved / were 

`6`/ have been

`7`/ Have / seen

`8`/  moved

`9`/ Has / learned

`10`/ have just introduced

Công thức HTHT:

S + have / has + V3 / ed + .....

- ) S + have / has + not + V3 / ed + ....

? ) Have / has + S + V3 / ed + ..... ?

Dấu hiệu: since ,  yet ,....

Công thức QKD:

S + V2 / ed + ...

` 1 ` : have had

` -> ` HTHT + since : S + have / has + VPII + since + mốc TG / QKĐ

` 2 ` : have lived

` -> ` HTHT + for : S + have / has + VPII + for + 1 khoảng TG

` 3 ` : went

` -> ` The last time + S + V-ed / v2 + was + 1 khoảng TG

` 4  ` : have worked

` -> ` HTHT + for : S + have / has + VPII + for + 1 khoảng TG

` 5 ` : Moved - were

` -> ` QKĐ : S + v-ed / v2

` 6 ` : have been

-> ` HTHT + since : S + have / has + VPII + since + mốc TG / QKĐ

` 7 ` : have - seen

` -> ` HTHT + yet nghi vấn :have / has S + VPII + YET ?

` 8 ` : moved

` -> ` QKĐ : S + v-ed / v2

` -> ` DHNB : last year

` 9 ` : has - learnt

` -> ` How long + have / has + S + VPII ?

` 10 ` :have just introduced

` -> ` HTHT + just ; S + have /has + just + VPII ?