3.
1 Irene was writing a letter when the phone rang.
2 Who was lying on the sofa when you opened the door?
3 They traveled about Italy in early September.
4 We were swimming it began raining.
5 Mary and Tom were dancing when our teacher asked us to go to the classroom.
6 They were beginning to write the text when John came into the room.
1. is; 2. are, are; 3. Is; 4. are; 5. is, is
11 a return ticket, 9 arrivals, 1 by train, 3 fast trains, 8 departures, 5 slow trains 6 a traveller, 7 information office, 10 booked, 2,4 travelled.
Wakes up
have a sore throat
tppk the temperature
got well
fell ill