Enseignement de l'anglais/Les contractions

auxiliaire BE

forme affirmative (+)

I am	I'm
he is	he's
we are	we're

forme négative (-)

I am not	I'm not
he is not	he isn't
	he's not
we are not	we aren't
I was not	I wasn't
we were not	we weren't

forme interro-négative (?-)

am I not ?	aren't I ? (populaire)
	ain't I ? (populaire)
is he not ?	isn't he ?
are we not ?	aren't we ?
was I not ?	wasn't I ?
were we not ?	weren't we ?

auxiliaire HAVE

forme affirmative (+)

I have	I've
he has	he's
we have	we've
I had	I'd

Attention:

He is = He's - Correct

He has eaten all the cookies = He's eaten all the cookies - Correct

He has a big pack of cookies = He's a big pack of cookies - Incorrect

Vous pouvez contracter HAVE/HAS seulement quand c'est un auxiliaire.

Pas quand c'est verbe pour la possession.

forme négative (-)

I have not	I haven't
he has not	he hasn't
we have not	we haven't
I had not	I hadn't

forme interro-négative (?-)

have I not ?	haven't I ?
has he not ?	hasn't he ?
have we not ?	haven't we ?
had I not ?	hadn't I ?

auxiliaire DO

forme négative (-)

I do not	I don't
he does not	he doesn't
he didn't

forme interro-négative (?-)

do I not ?	don't I ?
does he not ?	doesn't he ?
didn't he ?

auxiliaire SHALL / WILL

forme affirmative (+)

I shall	I'll
he will	he'll

forme négative (-)

I shall not	I shan't
he will not	he won't

forme interro-négative (?-)

shall I not ?	shan't I ?
will he not ?	won't he ?

auxiliaire SHOULD / WOULD

forme affirmative (+)

I should	Ne se contracte pas
he would	he'd
I should have	I should've
he would have	he would've

forme négative (-)

I should not	I shouldn't
he would not	he wouldn't
I should not have	I shouldn't have
he would not have	he wouldn't have

forme interro-négative (?-)

should I not ?	shouldn't I ?
would he not ?	wouldn't he ?
should I not have ?	shouldn't I have ?
would he not have ?	wouldn't he have ?

auxiliaire CAN

forme négative (-)

I cannot

I can't

forme interro-négative (?-)

can I not ?

can't I ?

auxiliaire COULD

forme négative (-)

I could not

I couldn't

forme interro-négative (?-)

could I not ?

couldn't I ?

auxiliaire MUST

forme négative (-)

I must not

I mustn't

forme interro-négative (?-)

must I not ?

mustn't I ?

auxiliaire MIGHT

forme négative (-)

I might not

I mightn't

forme interro-négative (?-)

might I not ?

mightn't I ?