Составить по одному предложению с каждым из слов в Present Perfect и Present Perfect Continuous.
Слова: swim, talk on the phone, watch TV, write an e-mail.

Допустим одно предложение в Present Perfect со словом swim и одно в Present Perfect Continuous со словом swim, и так со всеми

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.