Utwórz przeczenia, pytania oraz odpowiedzi: twierdząca i przecząca
1) John has been painting his room since am.
2) We have been watching the news for 15 minutes.
3) Jane has been talking on her mobile since 9o'clock.
4) My parents have seen the Statue of Liberty twice.
5) We have already climbed Mount Blanc.
6) It has been snowing all day.
7) They have been watching TV for two hours.
8) She has been listening to this recording for 20 minutes.
9) The Browns have already been to Warsaw.
10) Jane has cooked a delicious lunch.
11) You have already sent then three e-mails.