`1.` The housework has already been finished by me.

`2.` The medicine has just been drunk by the cat.

`3.` The clothes haven't been ironed by the girl yet.

`4.` That book has been read by me for 2 months.

`5.` 10 sqash competitions have been won by Zack since 2010.

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Cấu trúc câu bị động thì hiện tại hoàn thành:

`text{(+) S+have/has+been+V3/Ved+(by O)+...}`

`text{(-) S+have/has+not+been+V3/Ved+(by O)+...}`

`text{(?) Have/Has+S+been+V3/Ved+(by O)+...}`

`2.` The medicine has just been drunk by the cat.

`->` The medicine : danh từ số ít `=>` Dùng "has"

`3.` The clothes haven't been ironed by the girls yet.

`->` The clothes : danh từ số ít `=>` Dùng "has"

`4.` That book has been read by me for 2 months.

`->` That book : danh từ số ít `=>` Dùng "has"

`5.` 10sqash competitions have been won by Zack since 2010.

`->` 10sqash competitions : danh từ số nhiều `=>` Dùng "have"

* `=>` Cấu trúc câu Bị động (Hiện tại hoàn thành):

`(+)` S + have/has + been + V3(ed/BQT) + (by O).

`(-)` S + have/has + not + been + V3(ed/BQT) + (by O).

`(?)` Have/Has + S + been + V3(ed/BQT) + (by O)?