Give them a hand this time and I am sure they will offer theirs ______ in the future.
—Would you please find a world map which is drawn to a scale of .—Yes,sir.Here you are.
__________ people in the world are sending information by E-mail every day.
___________ of the land in the district _______ covered with trees and grass.
You can have _________ try if you fail _______ _ time.
—How many pencils would you like,Madame?—Well,I want_________of these.