I should go to school
He should go to school by bike 
Mon should go to be home late night
I should be home after dinner
Nam should go to the market buy some fish

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- We shouldn't do everything by ourselves. 
- She shouldn't say goodbye to him. 
- I shouldn't make my friend hurt. 
- They shouldn't go to school late 
- You shouldn't say thay you don't have a need of anyone.

You should do morning exersice in the morning

You should do your home work before you go to school

We should keep off grass

We should use less plastic bag

We should save energy and water

He should not play game

She should not eat candy

You should not go to school late

You should not go to bed late

You should not drink too much coffee in the evening