`-` Thì HTHT : `\text{S + have / has + V3 / PII}`

`-` `DHNB` `:` since , for , ...

`1`.Hoa has taught Maths for a long time

`2`.They have bought this house since 2003

`3`.I have worn uniform since Christmas

`4`.My sister has swum for two years

`5`.He has played badminton since I came

`\text{@ TheFox}`

$\text{1. Hoa has been teaching Maths for a long time.}$

$\text{2. They have bought this house since 2003.}$

$\text{3. I have been wearing uniform since Christmas.}$

$\text{4. My sister has been swimming for two years. }$

$\text{5. He has played badminton since I came}$

* Cấu trúc: S + started / began + V-ing / to V = S + have V(3/ed) / have been + V-ing

#keishathomas