1. All of the furniture ____ been rearranged to create more space.
2. Every one of the candidates ____ a firm grasp of the subject matter.
3. Each of the players ____ a unique skill that contributes to the team's success.
4. I have read all the classic novels recommended by my professor.
5. She was cooking dinner when the phone rang unexpectedly.
6. They had recognized the importance of teamwork long before the project began.