_______of the money_______been spent recycling the rubbish.
—When were you born?—I was born _________.
We couldn’t take a bus to go home because _________ of us had any money in our pockets.
—What is your favorite _________, Tom?—I like English best.
—How about Han Hong?—It’s hard to say, but her voice _________ beautiful.
—Class is over.—Look, _________ number of students are playing football there. Let’s go and join them.