Ten minutes ______ a long time for one who waits.
I could tell he was surprised from the _____ on his face.
I'd like to take _____ of this opportunity to thank you all for your cooperation.
________ of the land in that district _______ covered with trees and grass.
The number of people present at the concert was______than expected . There were many tickets left .
–Excuse me , Sir . Smoking is not allowed here . –Oh, sorry. I __________.