3. Make negative sentences: 1. They/arrive/at the airport. 2. Fred/forget/to phone/his friend. 3. Julia/ send/ an e-mail/to her friend. 4. She/clean/the kitchen/yet. 5. We/turn/the radio off/before going out. 6. Tom/repair/his bike/yet. 7. Her aunt/forget/to send/ a telegram. 8. They/watch TV/for a few days. ​

1. They didn't arrive at the airport.2. Fred didn't forget to phone his friend.3. Julia didn't send an e-mail to her friend.4. She hasn't cleaned the kitchen yet.5. We didn't turn the radio off before going out.6. Tom hasn't repaired his bike yet.7. Her aunt didn't forget to send a telegram.8. They didn't watch TV for a few days.