Might and May: Talking About Possibility
Grammar Rule in 30 Seconds
Use 'might' and 'may' to talk about things that are possible but not certain.
- Use 'might' for a smaller chance of something happening: 'It might rain later.'
- Use 'may' for a slightly higher chance or in formal settings: 'We may arrive on time.'
- Never add '-s' to the verb after these modals: 'He might go' (not 'He mights go').
Might and May: Possibility
Both might and may express possibility — something that is perhaps true or will happen.
| Modal | Use | Example |
|---|---|---|
| might | possibility (spoken) | It might rain later. |
| may | possibility (slightly formal) | It may rain later. |
| might not | negative possibility | She might not come. |
| will | certain / prediction | It will rain. (certain) |
Modal Verb Formation
| Form | Subject | Modal | Verb | Example |
|---|---|---|---|---|
|
Affirmative
|
I/You/He/She/It
|
might/may
|
go
|
I might go.
|
|
Negative
|
I/You/He/She/It
|
might/may not
|
go
|
I might not go.
|
|
Question
|
May
|
I/you/he/she/it
|
go
|
May I go?
|
|
Short Answer
|
Yes/No
|
I/you/he/she/it
|
might/may
|
Yes, I might.
|
|
Present Cont.
|
I/You/He/She/It
|
might/may be
|
going
|
I might be going.
|
|
Perfect
|
I/You/He/She/It
|
might/may have
|
gone
|
I might have gone.
|
Contractions
| Full Form | Contraction |
|---|---|
|
might not
|
mightn't
|
|
may not
|
may not (no common contraction)
|
Meanings
These modal verbs express that an event or action is possible, but not guaranteed.
Future Possibility
Something that could happen in the future.
“She might visit us next week.”
“They may call later today.”
Present Uncertainty
Guessing about a situation happening right now.
“Where is John? He may be in the kitchen.”
“She might be sleeping right now.”
Formal Permission
Asking for or giving permission (mostly 'may').
“May I sit here?”
“You may leave the room now.”
Reference Table
| Form | Structure | Example |
|---|---|---|
|
Affirmative
|
Sub + might/may + V
|
He might arrive.
|
|
Negative
|
Sub + might/may + not + V
|
He might not arrive.
|
|
Question
|
May + Sub + V?
|
May he arrive?
|
|
Short Answer
|
Yes/No + Sub + might/may
|
Yes, he might.
|
|
Continuous
|
Sub + might/may + be + V-ing
|
He might be arriving.
|
|
Perfect
|
Sub + might/may + have + V-ed
|
He might have arrived.
|
Formality Spectrum
May I enter the office? (Workplace)
Can I come in? (Workplace)
Can I pop in? (Workplace)
Mind if I crash in? (Workplace)
Possibility Spectrum
High
- Will 100%
Medium
- May 50-60%
Low
- Might 30-40%
Examples by Level
I might go.
It may rain.
She might call.
They may come.
I might not finish today.
May I sit here?
He may be late.
We might see them.
The keys might be in the car.
You may find the answer online.
She might have forgotten.
They may not want to go.
The project might be delayed due to weather.
One may conclude that the results are positive.
I might have been mistaken.
May I suggest a different approach?
He might well be the best candidate.
They may yet change their minds.
It might have been better to wait.
May you find peace in your journey.
One might venture to say this is a turning point.
May it be known that we object.
He might have been expected to know better.
May the best team win.
Easily Confused
Learners use 'can' for everything.
Learners use 'will' for guesses.
Spelling confusion.
Common Mistakes
He mights go.
He might go.
I might to go.
I might go.
May I to sit?
May I sit?
She mays come.
She may come.
Might I to ask?
May I ask?
It mights be cold.
It might be cold.
I may not to go.
I may not go.
I might have went.
I might have gone.
He might be go.
He might go.
May I can go?
May I go?
It might have been happen.
It might have happened.
He may well to win.
He may well win.
Might you help me?
Could you help me?
Sentence Patterns
I might ___ later.
May I ___?
It might be ___.
They may have ___.
Real World Usage
I might be late.
I may be able to start Monday.
We might visit the museum.
Might go to the beach!
The driver may be delayed.
This may suggest a correlation.
Might = not sure
Smart Tips
Use 'might' to keep your options open.
Use 'may' to sound polite and professional.
Use 'might be' + adjective/noun.
Use 'May I' for requests.
Pronunciation
Weak form
In fast speech, 'might' is often unstressed.
Linking
Might + I becomes 'might-eye'.
Rising
May I go? ↗
Polite request.
Memorize It
Mnemonic
Might is a mite (small) bit less certain than May.
Visual Association
Imagine 'May' as a bright sun (more likely) and 'Might' as a tiny, flickering candle (less likely).
Rhyme
If you are not sure, use might or may, to describe the things that happen today.
Story
Sarah looked at the sky. 'It might rain,' she said, looking at a small cloud. Then she saw a big dark cloud. 'It may storm,' she added. She stayed inside.
Word Web
Challenge
Write 5 sentences about your plans for tomorrow using 'might' or 'may'.
Cultural Notes
Might is used very frequently, often to soften statements.
May is often reserved for very formal or legal contexts.
Both are used to show caution in research findings.
Both words come from Old English 'magan', meaning 'to be able'.
Conversation Starters
What might you do this weekend?
May I ask you a personal question?
What might happen if you win the lottery?
How might the world change in 50 years?
Journal Prompts
Common Mistakes
Test Yourself
I ___ go to the store later.
Which is correct?
Find and fix the mistake:
She may to arrive soon.
I may sit here.
Might and may change for he/she/it.
A: Will you come? B: I ___.
not / might / I / go
Match each item on the left with its pair on the right:
Score: /8
Practice Exercises
8 exercisesI ___ go to the store later.
Which is correct?
Find and fix the mistake:
She may to arrive soon.
I may sit here.
Might and may change for he/she/it.
A: Will you come? B: I ___.
not / might / I / go
Might
Score: /8
FAQ (8)
Yes, in most casual contexts, they mean the same thing.
Modal verbs are special and don't conjugate for the third person.
Historically yes, but in modern English, it is a present/future modal.
Use it for formal permission or when you want to sound more professional.
Just add 'not' after the modal: 'might not' or 'may not'.
Yes, use 'might have' + past participle: 'I might have forgotten'.
Actually, 'may' is usually considered more formal.
Use 'may' for requests, but avoid 'might' as it sounds unnatural.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Poder
English uses distinct modals for possibility.
Pouvoir
English is more specific.
Vielleicht / Mögen
German prefers adverbs over modals.
Kamoshirenai
English uses a modal before the verb.
Rubbama
Arabic uses particles, not modals.
Keneng
Chinese does not conjugate verbs.
Learning Path
Prerequisites
Related Videos
Related Grammar Rules
Asking for Permission: Can I...?
Overview `Can I...?` serves as a fundamental and highly versatile expression in English for requesting **permission**. F...
Should and Shouldn't: Giving Advice
## Should and Shouldn't: Giving Advice ### Form: subject + should/shouldn't + base verb Should is the **same for all s...
