1. Why are you strong? 2. Why can you skate well? 3. Why must you go to the forest? 4. Why have you hot five pets? 5. Why would you like to have five pets? 1. Why are the pupils sad? 2. Why have they got two dogs? 3. Why can they swim well? 4. Why must we/they live in the forest? 5. Why is this pig fat?