9. After seemed an endless wait， it was her turn to step into the doctor's office.
A. it B. that C. what D. which
10. The board deemed it's urgent that these files right away.
A. had to be printed B. should have been printed
C. must be printed D. should be printed
11. The sale usually takes place outside the house， with the audience on benches， chairs or boxes.
A. having seated B. seating C. seated D. having been seated
12. in this way， the situation doesn't seem so disappointing.
A. To look at B. Looking at C. Looked at D. To be looked at
13. Nobody came to see me while I was out， ?
A. did they B. didn't they C. did she D. didn't she
14. You will see this product wherever you go.
A. to be advertised B. advertised C. advertise D. advertising
15. Suddenly fire broke out in the room and everything in it was soon on fire.
A. /， a B. The， / C. a， / D. /， the