28. We have gathered nearly 100,000 quilts, ____ up to half have gone to the flooded-hit areas.
________ 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 __________.
Whenever you are _____ , you can ask us for help.
He said that his brother was the first _____ to the cinema.