Should
I should look after my little sister.
I should meet my brother on a bus station.
Shouldn't
I shouldn`t borrow my sister's dresses.
I shouldn`t play my brother's computer games.
~1. Should:
I should help my sister with homework.
~2. Should not:
I shouldn`t take sister`s secret diary
I shouldn`t enter without knocking in brother`s room.
Should
I should look after my little sister.
I should meet my brother on a bus station.
Shouldn't
I shouldn`t borrow my sister's dresses.
I shouldn`t play my brother's computer games.
~1. Should:
I should help my sister with homework.
I should meet my brother on a bus station.
~2. Should not:
I shouldn`t take sister`s secret diary
I shouldn`t enter without knocking in brother`s room.