English verb conjugation CAN COUGH

Regular verb: cough - coughed - coughed

Affirmation

Simple form

I can cough
you can cough
he can cough
we can cough
you can cough
they can cough

V-ing form

I can be coughing
you can be coughing
he can be coughing
we can be coughing
you can be coughing
they can be coughing

Perfect

I can have coughed
you can have coughed
he can have coughed
we can have coughed
you can have coughed
they can have coughed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I cough?
can you cough?
can he cough?
can we cough?
can you cough?
can they cough?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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