`2.` A: Has your dad fixed your bike?

      B: No, he hasn't

`3.` A: Have they bought e new house?

      B: Yes, they have

`4.` A: Has Tessa lost her keys?

      B: Yes, she has

`5.` A: Has the game finished?

      B: No, it hasn't

`6.` A: Have you locked the door?

      B: No, I haven't

`7.` A: Has Michael opened his presents?

      B: Yes, he has

`8.` A: Have Anne and Ella gone to bed?

      B: No, they haven't

`->` Cấu trúc thì Hiện tại hoàn thành:

`+` với động từ thường:

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

`->` Yes, S + have/has

        No, S + haven't/hasn't                                                                              

`+` Chủ ngữ: I/ we/ you/ they/ N(Số nhiều) `->` dùng "have"

`+` Chủ ngữ: It/ she/ he/ N(Số ít) `->` dùng "has"

`2.` A : Has your dad fixed your bike?

B : No, he hasn't.

- your dad = he.

`3.` A : Have they bought a new house?

B : Yes, they have.

`4.` A : Has Tessa lost her keys?

B : Yes, she has.

- Tessa = she.

`5.` A: Has the game finished?

- No, it hasn't.

- The game = It.

`6.` A: Have you locked the door?

B : No, you haven't.

`7.` A : Has Michael opened his presents?

- Yes, he has.

- Michael = he.

`8.` A: Have Anne and Ella gone to bed?

B : No, they haven't.

- Anne and Ella = they.

`-----`

`=>` Cấu trúc thì Hiện tại hoàn thành:

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

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

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

+ Yes, S + have/has.

- No, S + have/has + not.

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- I/ You/ We/ They/ danh từ số nhiều, đếm được + have

- He/ She/ It/ danh từ số ít, không đếm được + has