English verb conjugation CAN LAUGH

Regular verb: laugh - laughed - laughed


Affirmation

Simple form

I can laugh
you can laugh
he can laugh
we can laugh
you can laugh
they can laugh

V-ing form

I can be laughing
you can be laughing
he can be laughing
we can be laughing
you can be laughing
they can be laughing

Perfect

I can have laughed
you can have laughed
he can have laughed
we can have laughed
you can have laughed
they can have laughed

V-ing perfect

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

Negation

Simple form

I cannot laugh
you cannot laugh
he cannot laugh
we cannot laugh
you cannot laugh
they cannot laugh

V-ing form

I cannot be laughing
you cannot be laughing
he cannot be laughing
we cannot be laughing
you cannot be laughing
they cannot be laughing

Perfect

I cannot have laughed
you cannot have laughed
he cannot have laughed
we cannot have laughed
you cannot have laughed
they cannot have laughed

V-ing perfect

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

Interrogative form

Simple form

can I laugh?
can you laugh?
can he laugh?
can we laugh?
can you laugh?
can they laugh?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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