should!!

should is used to express what the speaker thinks is right or the best thing to do. it expresses mild obligation or  advice.

example: i should do more work.( this is my opinion).
              you should do more work. (im telling you what l think).
              do you think we should stop here?. (im asking you for your opinion)

shouldn t expresses negative advice.
you shouldn t sit so close to the tv. its bad for your eyes.