Complete the sentences using the past perfect tense:

Claro, vou ajudá-lo a completar as frases usando o tempo verbal "past perfect" em inglês: 1. I had already eaten breakfast before I went to work. (Eu já tinha tomado café da manhã antes de ir para o trabalho.) 2. They had studied for the test before they went to bed. (Eles tinham estudado para a prova antes de irem dormir.) 3. She had finished her homework before she watched TV. (Ela tinha terminado a lição de casa antes de assistir TV.) 4. He had played soccer before he hurt his ankle. (Ele tinha jogado futebol antes de machucar o tornozelo.) 5. We had visited the museum before it closed. (Nós tínhamos visitado o museu antes de fechar.)