`wd-ezk.`

`(+)`

`1)` I have finished my homework.

`2)` She has visited Paris twice.

`3)` They have lived in this city for `10` years.

`4)` He has just eaten dinner.

`5)` We have seen that movie already.

`(-)` 

`6)` I haven’t finished my assignment yet.

`7)` She hasn’t visited London before.

`8)` They haven’t cleaned their room.

`9)` He hasn’t called me today.

`10)` We haven’t gone to the new cafe. 

`(?)`

`11)` Have you ever been to Japan?

`12)` Has she finished her project yet?

`13)` Have they done their homework?

`14)` Has he eaten anything this morning?

`15)` Have we met before?

`------`

`@` Hiện tại hoàn thành

`(+)` S + have/has + PII

`(-)` S + have/has + not + PII

`(?)` Have/Has + S + PII?

`-` DHNB

`+` already, just, yet, ever, never,...

`+` since, for