1.Functions Of Modal Verbs Flashcards
Possibility/ impossibility
Can Could May be Might (but i don't think so) Can't Likely
Ability/ inability
Can/can’t
Could (repeated action)
Was able to (single avtion)
Couldn’t/ wasn’t able to (repeated or single action)
Permission/ concession
Can Could May Might Allowed to
Obligation/duty
Must (strong obligation)
Have to (necessity)
Had to
Necessity
Need
Have to
Must
Prohibition
Mustn’t/ are not to (against the rules)
Can’t (aren’t allowed to)
Absense of obligation or necessity
Needn’t (everything is under control)
Didn’t have to
Needn’t have (but you did)
Didn’t need to (and you didn’t)
Logical assumption -affirmative
Must
*past-must have been (perf. Inf)
Suppose
Think
Am certain
Logical assumption- negative
Can’t (not possible)
I don’t suppose
I don’t think
I am certain
Advice
Should
Ought
Had better
Criticism
Should have
Ought to have
Request/ offers/ suggestions
Can Will Shall Should Might May How about/ do you mind