English verb conjugation CAN CURL

Regular verb: curl - curled - curled

Affirmation

Simple form

I can curl
you can curl
he can curl
we can curl
you can curl
they can curl

V-ing form

I can be curling
you can be curling
he can be curling
we can be curling
you can be curling
they can be curling

Perfect

I can have curled
you can have curled
he can have curled
we can have curled
you can have curled
they can have curled

V-ing perfect

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

Negation

Simple form

I cannot curl
you cannot curl
he cannot curl
we cannot curl
you cannot curl
they cannot curl

V-ing form

I cannot be curling
you cannot be curling
he cannot be curling
we cannot be curling
you cannot be curling
they cannot be curling

Perfect

I cannot have curled
you cannot have curled
he cannot have curled
we cannot have curled
you cannot have curled
they cannot have curled

V-ing perfect

I cannot have been curling
you cannot have been curling
he cannot have been curling
we cannot have been curling
you cannot have been curling
they cannot have been curling

Interrogative form

Simple form

can I curl?
can you curl?
can he curl?
can we curl?
can you curl?
can they curl?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can I not curl?
can you not curl?
can he not curl?
can we not curl?
can you not curl?
can they not curl?

V-ing form

can I not be curling?
can you not be curling?
can he not be curling?
can we not be curling?
can you not be curling?
can they not be curling?

Perfect

can I not have curled?
can you not have curled?
can he not have curled?
can we not have curled?
can you not have curled?
can they not have curled?

V-ing perfect

can I not have been curling?
can you not have been curling?
can he not have been curling?
can we not have been curling?
can you not have been curling?
can they not have been curling?

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