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Modals verbs - Coggle Diagram
Modals verbs
Obligations
Use
(No) Present/Future obligation
(No) Past obligation
Modals
Have to/don't have to
Must/musn't
Had to/didn't have to
Fun fact:
Have to
is more common than
must
in spoken English
Note
Mustn't
and
don't have
to aren't the same
Introduction to modals
The modal verbs:
Shall/should
Must
Will/would
May/might
Can/could
All modal verbs:
Have only one form
Are followed by the bare-infinitive
Do not have an infinitive
Some phrases can be used like modals
Ought to
Have to
Need to
Permissions
Use
Asking for permission
Giving permission
Modals
Can/could/may
Can/may
Notes
May
is more polite than
could, could
is more polite than
can
Probability and possibility
Use
Present strong probability
Present and future probability
Present and future possibility
Modals
Must
Should
Could
Ought to
Tips
Use
must, can't, couldn't
for probability when we have some evidence for our opinion
Ability
Use
Ability now or generally
Ability in the past
Modals
Can
Could
Advice
Use
Asking for and giving advice
Modals
Should
Ought to