---Your parents look so young . ---Yes , ____.
—______ does it take Mary to go to the bubby club? —Twenty minutes.
I have ______ money than you, but I have ______ friends than you.
—Who ______ will go with us?—Some of my friends.
The boss looked at the girl when she broke the cups.
Mr. Brown is one of ______ teachers in the school. All the students like him.