Choose the correct options to complete the sentences

1. Kids
   [should|shouldn't] get up early if they want to be on time for their classes.
2. Students
   [should|shouldn't] spend the whole day to prepare their homework. One hour is enough for that.
3. Pam is getting slimmer! I think she
   [should|shouldn't] buy new clothes.
4. Everyone
   [should|shouldn't] eat more fruit to stay healthy.
5. If you want to know English, you
   [should|shouldn't] see more films in English to understand more.
6. You
   [should|shouldn't] go to the gym if you feel sick.