Questão de Inglês

Com relação ao uso de singular e plural das frases abaixo, podemos dizer que: 1. Electronics is on sale at the department store next to my office this week. 2. Petrobras have finally released a note about the new offshore Project. 3. A hundred thousand dollars was used to rebuild the auditorium destroyed by a tornado in 2021. 4. Gymnastics is becoming my school’s favorite sport. Everyone wants to be in the team.