tất cả chia thì hiện tại hoàn thành nha

cấu trúc thì hiện tại hoàn thành :

(+) S + have / has + p2

(-) S + have / has + not + p2

(?) Have / Has + S + p2 ...?

1. B: have been ( many times )

2. A: has mum put

3. A: have cleaned 

B: haven't finished 

4. A: has Tom Brown written 

B: have ever read 

5. A: has never tried 

B: has he ever eaten 

6. A: have made 

B: have you bought 

`1.` have been 

`2.` has mum put  

`3.` have cleaned - haven't finished

`4.` has Tom Brown written - have ever read 

`5.` has never tried - Has he ever eaten 

`6.` have made - Have you bought

- Present perfect (thì HTHT)

( + ) S + have/has + VpII + ...

( - ) S + haven't/hasn't + VpII + ...

( ? ) Have/Has + S + VpII + ...?