Fifteen different exhibitions (5) .............. within the Dome. These (6) .............. to show the progress mankind (7) .............. during the second Millennium. In addition, up to six live show (8) .............. in its central arena every day by a cast of about 200 performers. 5. A. housed B. house C. were housed D. are housed 6. A. design B. are designed C. were designed D. had been designed 7. A. made B. had made C. was made D. has made 8. A. performed B. were performed C. are performed D. had performed