пример:
Johh usually leaves home at 8 o`clock

Johh is leaving home now
Johh has already left home

5. The children are having a Halloween party now

The chidren have already had a Halloween party.

6. A lot of children and adults are visiting theme parks now.

A lot of children and adults have already visited theme parks.

7. My mother is having tea now.

My mother has already had tea.

8. Simon is travelling around England now.

Simon has already traveled around England.

9. Pete are learning to play tennis well now.

Pete has already learnt to play tennis well.

10. Ron is taking his dog out for a walk now.

Ron has already taken his dog for a walk.