English verb conjugation CAN LEAVEN

Regular verb: leaven - leavened - leavened

Affirmation

Simple form

I can leaven
you can leaven
he can leaven
we can leaven
you can leaven
they can leaven

V-ing form

I can be leavening
you can be leavening
he can be leavening
we can be leavening
you can be leavening
they can be leavening

Perfect

I can have leavened
you can have leavened
he can have leavened
we can have leavened
you can have leavened
they can have leavened

V-ing perfect

I can have been leavening
you can have been leavening
he can have been leavening
we can have been leavening
you can have been leavening
they can have been leavening

Negation

Simple form

I can't leaven
you can't leaven
he can't leaven
we can't leaven
you can't leaven
they can't leaven

V-ing form

I can't be leavening
you can't be leavening
he can't be leavening
we can't be leavening
you can't be leavening
they can't be leavening

Perfect

I can't have leavened
you can't have leavened
he can't have leavened
we can't have leavened
you can't have leavened
they can't have leavened

V-ing perfect

I can't have been leavening
you can't have been leavening
he can't have been leavening
we can't have been leavening
you can't have been leavening
they can't have been leavening

Interrogative form

Simple form

can I leaven?
can you leaven?
can he leaven?
can we leaven?
can you leaven?
can they leaven?

V-ing form

can I be leavening?
can you be leavening?
can he be leavening?
can we be leavening?
can you be leavening?
can they be leavening?

Perfect

can I have leavened?
can you have leavened?
can he have leavened?
can we have leavened?
can you have leavened?
can they have leavened?

V-ing perfect

can I have been leavening?
can you have been leavening?
can he have been leavening?
can we have been leavening?
can you have been leavening?
can they have been leavening?

Interro-negative form

Simple form

can't I leaven?
can't you leaven?
can't he leaven?
can't we leaven?
can't you leaven?
can't they leaven?

V-ing form

can't I be leavening?
can't you be leavening?
can't he be leavening?
can't we be leavening?
can't you be leavening?
can't they be leavening?

Perfect

can't I have leavened?
can't you have leavened?
can't he have leavened?
can't we have leavened?
can't you have leavened?
can't they have leavened?

V-ing perfect

can't I have been leavening?
can't you have been leavening?
can't he have been leavening?
can't we have been leavening?
can't you have been leavening?
can't they have been leavening?

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