English verb conjugation CAN MUFF

Regular verb: muff - muffed - muffed

Affirmation

Simple form

I can muff
you can muff
she can muff
we can muff
you can muff
they can muff

V-ing form

I can be muffing
you can be muffing
she can be muffing
we can be muffing
you can be muffing
they can be muffing

Perfect

I can have muffed
you can have muffed
she can have muffed
we can have muffed
you can have muffed
they can have muffed

V-ing perfect

I can have been muffing
you can have been muffing
she can have been muffing
we can have been muffing
you can have been muffing
they can have been muffing

Negation

Simple form

I can't muff
you can't muff
she can't muff
we can't muff
you can't muff
they can't muff

V-ing form

I can't be muffing
you can't be muffing
she can't be muffing
we can't be muffing
you can't be muffing
they can't be muffing

Perfect

I can't have muffed
you can't have muffed
she can't have muffed
we can't have muffed
you can't have muffed
they can't have muffed

V-ing perfect

I can't have been muffing
you can't have been muffing
she can't have been muffing
we can't have been muffing
you can't have been muffing
they can't have been muffing

Interrogative form

Simple form

can I muff?
can you muff?
can she muff?
can we muff?
can you muff?
can they muff?

V-ing form

can I be muffing?
can you be muffing?
can she be muffing?
can we be muffing?
can you be muffing?
can they be muffing?

Perfect

can I have muffed?
can you have muffed?
can she have muffed?
can we have muffed?
can you have muffed?
can they have muffed?

V-ing perfect

can I have been muffing?
can you have been muffing?
can she have been muffing?
can we have been muffing?
can you have been muffing?
can they have been muffing?

Interro-negative form

Simple form

can't I muff?
can't you muff?
can't she muff?
can't we muff?
can't you muff?
can't they muff?

V-ing form

can't I be muffing?
can't you be muffing?
can't she be muffing?
can't we be muffing?
can't you be muffing?
can't they be muffing?

Perfect

can't I have muffed?
can't you have muffed?
can't she have muffed?
can't we have muffed?
can't you have muffed?
can't they have muffed?

V-ing perfect

can't I have been muffing?
can't you have been muffing?
can't she have been muffing?
can't we have been muffing?
can't you have been muffing?
can't they have been muffing?

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