Составить по одному предложению с каждым из слов в Present Perfect

He has just swum in the swimming pool.

He has been swimming in the swimming pool for two hours.

I haven't talked on the phone yet.

I have been talking on the phone since morning.

They have already watched an interesting program on TV.

They have been watching TV for half an hour.

Ann has already written an email to her boss.

Ann has been writing an email for ten minutes.