1- Do you speak English? Yes, i speak English
2- Did they clean the bathroom? Yes, they cleaned the bathroom
3- Does Billy work in the supermarket? Yes, Billy works in the supermarket.
4- Did Paula go to the beach? Yes, Paula went to the beach
5- Did Richard come to school yesterday? Yes, Richard came to school yesterday.
En este caso las hice todas positivas no se si tambien tenian que ser negativas.