6. The celebrity ________ to Tokyo five times this year. A. went B. has been C. is going D. was going 7. She can’t go into the house because she ______ her keys. A. loses B. was losing C. has lost D. lost 8. As the patient could not walk he ______ home in a wheel chair. A. has carried B. was carrying C. was carried D. has been carried 9. Foods _____ into energy in the digestive system. A. are broke down and converted B. are broken down and converted C. break down and convert D. broken down and converted 10. Paul is a talented singer, _____ he has prestige and responsibility. A. and B. so C. but D. or 11. The girl wanted to finish his study at the music school, _ her family could not afford it. A. so B. but C. or D. and