English verb conjugation CAN STUD

Regular verb: stud - studded - studded

Affirmation

Simple form

I can stud
you can stud
he can stud
we can stud
you can stud
they can stud

V-ing form

I can be studding
you can be studding
he can be studding
we can be studding
you can be studding
they can be studding

Perfect

I can have studded
you can have studded
he can have studded
we can have studded
you can have studded
they can have studded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I stud?
can you stud?
can he stud?
can we stud?
can you stud?
can they stud?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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