$\text{ I think I have heard that song before (có before ⇒ Thì HTHT)}$
$\text{ They haven't come yet (có yet ⇒ Thì HTHT)}$
$\text{ Jim has already invited Shirley to his party (có already ⇒ Thì HTHT)}$
$\text{ Jonh and Julie have had their house for about two years (for about two years dùng cho thì HTHT)}$
$\text{ She hasn't taken her driving test yet (yet ⇒ Thì HTHT)}$
$\text{ Mary has been a translator since she left university (since ⇒ Thì HTHT) }$
$\text{Have you ever ridden your new car yet? (yet ⇒ Thì HTHT)}$
$\text{Has Paul ever met a famous person (Have....ever ⇒ Thì HTHT)}$
$\text{Up to now Peter has received 5 awards (Up to now ⇒ Thì HTHT)}$
