Alan is a clown. He A ______ to make people laugh by his jokes. Alan lives and works in the circus. He has got a very big family. His father Jack is a magician and his mother Bella is an acrobat. Alan's sister Mary B ______ a juggler for 5 years. She jungles much C ______ than Alan does. Alan's grandparents D ______ now. But three years ago they E ______ acrobats. They have got a lot of experience, so they can always give good advice.