помогите пожалуйста нужно сделать эти 2 номера заранее спасибо большое за ответ

1. You should brush your teeth every day.
2. Can you help me cook dinner?
3. You must not drop litter in the street.
4. You should take cough syrup when you are ill.
5. You do not have to buy this steal bread.

10. toothache/ should/ have/ care