Odpowiedź:
Ćwiczenie 1.
1.in
2.in
3.on
4.on
5.to
Ćwiczenie 2.
1.alarm clock
2.MP3 player
3.hard drive
4. hairdryer
5.remote control
6.washing machine
7.keyboard
8.food processor
9.charger
Ćwiczenie 3.
1.manual
2. turn it on
3. software
4. settings
5. save the changes
6. upload
7. shut down
Ćwiczenie 4.
1. create
2. chats
3. surfing
4.webcams
5.texting