Basketball ____ by a Canadian doctor named James Naismith.
Mr. Chen is _____ generous man. He has donated a lot of money to people in need.
At the foot of the hill you could hear nothing but the ______ of the running water.
—Must I finish the exercise this afternoon?—Yes, you ______, but you ______ finish it now.
J K Rowling jumps farther than ______ in her class.
English is ______ used than Chinese in the world.