`color{pink}{Harry}`

`1`. has been studying

`2`. have traveled

`3`. eaten

`4`. have finished

`5`. haven' seen

`6`. visited

`7`. hasn't met

`8.` have already started

`9`. just bought

`10`. decided

`11`. has been working

`12`. met

`13`. haven't finished

`14`. tried

`15`. has been learning

`16`. haven't visited

`17`. booked

`18`. has written

`19`. haven't seen

`20`. has been practicing

`@@@@@@@@@@@@@@@@@@@@@@`

Thì hiện tại hoàn thành

(`+`) S + has/have + V-p 3

(`−`) S + has/have + not + V- 3

( `?` ) Has/have + S + V-p 3 ...?

`***` Dấu hiệu nhận biết: for, since, yet, already,...

Thì hiện tại hoàn thành tiếp diễn

(`+`) S + has/have + been + V-ing

(`-`) S + has/hav + not + been + V-ing

(`?`) Has/have + S + been + V-