1.Did you eat apple yesterday?
2.Do you know that chocolate is unhealthy for your teeth?
3.do you clean your teeth at night?
4.Do you want to go dancing with me?
5.Did they wear sun cream?
1.Where did you buy that apples?
2.How much costs this chocolate?
3.Why did you give that salad to your brother?
4.What kind of music do you want to listen?
5.Which of this books does he need?