How many friends does Frank have?
 One of his very good friends is a blue robot named Bob. Bob is a nice robot. A long time ago, Bob saved the world. But now, he lives a quiet life. Another great friend of Frank's is Hops,the rabbit. Hops is special( ) because he is good at every subject, especially math and science. He likes teaching others what he knows, and he's always making all kinds of inventions. An old friend of Frank's is Ted. 