who, whose or who's

Gap-fill exercise
By Juan Ignacio Montorio

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

1. She is the girl won the prize.
2. Can you tell me book is this?
3. He's the man been to China?
4. He's the boy working at the factory.
5. I know a lot of people admire Nadal.