English verb conjugation COULD SMOKE

Regular verb: smoke - smoked - smoked


Affirmation

Simple form

I could smoke
you could smoke
he could smoke
we could smoke
you could smoke
they could smoke

V-ing form

I could be smoking
you could be smoking
he could be smoking
we could be smoking
you could be smoking
they could be smoking

Perfect

I could have smoked
you could have smoked
he could have smoked
we could have smoked
you could have smoked
they could have smoked

V-ing perfect

I could have been smoking
you could have been smoking
he could have been smoking
we could have been smoking
you could have been smoking
they could have been smoking

Negation

Simple form

I could not smoke
you could not smoke
he could not smoke
we could not smoke
you could not smoke
they could not smoke

V-ing form

I could not be smoking
you could not be smoking
he could not be smoking
we could not be smoking
you could not be smoking
they could not be smoking

Perfect

I could not have smoked
you could not have smoked
he could not have smoked
we could not have smoked
you could not have smoked
they could not have smoked

V-ing perfect

I could not have been smoking
you could not have been smoking
he could not have been smoking
we could not have been smoking
you could not have been smoking
they could not have been smoking

Interrogative form

Simple form

could I smoke?
could you smoke?
could he smoke?
could we smoke?
could you smoke?
could they smoke?

V-ing form

could I be smoking?
could you be smoking?
could he be smoking?
could we be smoking?
could you be smoking?
could they be smoking?

Perfect

could I have smoked?
could you have smoked?
could he have smoked?
could we have smoked?
could you have smoked?
could they have smoked?

V-ing perfect

could I have been smoking?
could you have been smoking?
could he have been smoking?
could we have been smoking?
could you have been smoking?
could they have been smoking?

Interro-negative form

Simple form

could I not smoke?
could you not smoke?
could he not smoke?
could we not smoke?
could you not smoke?
could they not smoke?

V-ing form

could I not be smoking?
could you not be smoking?
could he not be smoking?
could we not be smoking?
could you not be smoking?
could they not be smoking?

Perfect

could I not have smoked?
could you not have smoked?
could he not have smoked?
could we not have smoked?
could you not have smoked?
could they not have smoked?

V-ing perfect

could I not have been smoking?
could you not have been smoking?
could he not have been smoking?
could we not have been smoking?
could you not have been smoking?
could they not have been smoking?