Should:
1.You should go to bed early
2.We should learn English
3.You should see a doctor
4.You shoud do your homework
5.You should wash your hand before meal
6.We should brush our teeth twice a day.
7.You should send a letter for him.
8.We should visit Hung Kings Temple.
Shouldn't
9.You shouldn’t carry heavy things
10.We shouldn't do everything by ourselves.
11.She shouldn't say goodbye to him.
12.I shouldn't make my friend hurt.
13.They shouldn't go to school late
14.You shouldn't say thay you don't have a need of anyone.
15.We shouldn't smoke