Resposta:
1. We weren't sad
2. Jack wasn't sad
3. Tina and Linda weren't in the kitchen
4. My books weren't in my bedroom
5. The lamp weren't in the kitchen
6. The MP3 player weren't in the room
7. Ricky and Andy weren't in school today
8. I wasn't home at six o'clock
Explicação:
WAS é usado com os pronomes I, SHE, HE e IT
WERE é usado com os pronomes WE, YOU, THEY
