Explicación
In this case, they use "should" for asking for advice.
"Should I stay or should I go?"
In this case, they use "could" for a possibility.
"You could be mine"
In this case, he uses the negative form of "might" which is "might not"
I am so sorry if you wrote "might"
In this case, she uses 'may' for something that is likely to happen.
'boys may come and boys may go'
In this case, he is asking for advice.
'What should I do now?'
In this case, 'can' and 'can't' sound very similar. You had to know what to write by context.
He is using "have to" for duties. "All we have to do"
"all we have to see"
He is asking for permission. "May I come in?"
He is giving advice, including his point of view and conditional forms. "If you do what I say when I say it should be plenty"
They are referring to ability. "You can dance, you can jive"
She is expressing strong duties. "we must be mistaken"
He uses the polite form of "can" for making a question. "could you be loved?"
He is expressing someone's unable to do something. "There ain't nothing that you can do "
In this case, he is speculating about the truth of something. (Another use of "must")
"there's a magic, that must be love"
In this case, he is speculating about the truth of something. (Another use of "must")
"there's a magic, that must be love"
He is advising about what he thinks is better. "we should be dancing"
He is advising about what he thinks is better. "we should be dancing"
He is advising about what he thinks is better. "we should be dancing"
In this case, 'can' and 'can't' sound very similar. You had to know what to write by context. Hope you were right!