`1.` have eaten

`2.` has done

`3.` haven't seen

`4.` haven't finished

`5.` have visited

`6.` has worked

`7.` Have you read

`8.` have never seen

`9.` have just made

`10.` has been

___________________________
`+` Cấu trúc thì HTHT:

`(+)` Khẳng định: S + have/has + Ved/V3

`(-)`  Phủ định: S + have/has + not + Ved/V3
`(?)` Nghi Vấn: Have/has + S + Ved/V3...?

`1.` have eaten

`2.` has done

`3.` haven't seen

`4.` haven't finished

`5.` have visited

`6.` has worked

`7.` Have you read

`8.` have never seen

`9.` have just made

`10.` has been

_______________________

Cấu trúc thì hiện tại hoàn thành (present perfect tense):

(+) S+have/has+V3/Ved+...

(-) S+haven't/hasn't+V3/Ved+...

(?) Have/Has+S+V3/Ved+...?

Answer:

(+) Yes, S+have/has

(-) No, S+haven't/hasn't