Expectation – English Grammar
The focus of this course is: Expectation – English Grammar
You should do something= it is a good thing to do or the right thing to do. You can use should to give advice or to give an opinion:
You look tired. You should go to bed.
The government should do more to improve education.
‘Should we invite Stephanie to the party?’ ‘Yes, I think we should.’
We often use should with I think or I don’t think or Do you think … ?:
I think the government should do more to improve education.
I don’t think you should work so hard.
‘Do you think I should apply for this job?’ ‘Yes, I think you should.’
You shouldn’t do something= it isn’t a good thing to do:
You shouldn’t believe everything you read in the newspapers.
Should is not as strong as must or have to:
You should apologise. (=it would be a good thing to do)
You must apologise. I You have to apologise. (=you have no alternative)
You can use should when something is not right or what you expect:
Where’s Tina? She should be here by now. (=she isn’t here yet, and this is not normal)
The price on this packet is wrong. It should be £2.50, not £3.50.
That man on the motorbike should be wearing a helmet.
We also use should to say that we expect something to happen:
Helen has been studying hard for the exam, so she should pass. ( = I expect her to pass)
There are plenty of hotels in the town. It shouldn’t be hard to find a place to stay. (= I don’t expect it to be hard)
You should have done something= you didn’t do it, but it would have been the right thing to do:
You missed a great party last night. You should have come. Why didn’t you? (=you didn’t come, but it would have been good to come)
I wonder why they’re so late. They should have got here long ago.
You shouldn’t have done something= you did it, but it was the wrong thing to do:
I’m feeling sick. I shouldn’t have eaten so much. (= I ate too much)
She shouldn’t have been Listening to our conversation. It was private. (= she was listening)
Compare should (do) and should have (done):
You look tired. You should go to bed now.
You went to bed very late last night. You should have gone to bed earlier.
Ought to …
You can use ought to instead of should in the sentences on this page. We say ‘ought to do’ (with to):
Do you think I ought to apply for this job? (= Do you think I should apply … ?)
Jack ought not to go to bed so late. (= Jack shouldn’t go … )
It was a great party last night. You ought to have come.
Helen has been studying hard for the exam, so she ought to pass.