Expressions to give advice

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In giving advice, should/shouldn’t, must/mustn’t and had better are commonly used

–  I think you should take more exercise.

–  You shouldn’t smoke.

–  The government must do something about the economy.

–  You mustn’t come late.

–  I think you had better do more exercise.

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when you say “you should be doing something”, you mean that it is the best thing to do or what somebody is expected to do at this moment.

 

–  I really should be studying for my exam tomorrow

    (it’s a good idea to do it right now)

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Expressing correction

We sometimes expect something to happen at the past but it didn’t. we use ‘should have done’.

–  Henry should have finished his work two days ago. (but he didn’t)

–  He made an impolite statement. As a student, he shouldn’t have said such a

       thing. (but he did)

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Cultural awareness

Nowadays, people often give their advice to someone, institute, public service or even to government by writing it in newspaper, magazines or in the internet. It is known as advice column.