English verb conjugation CAN SMOKE

Regular verb: smoke - smoked - smoked

Affirmation

Simple form

I can smoke
you can smoke
he can smoke
we can smoke
you can smoke
they can smoke

V-ing form

I can be smoking
you can be smoking
he can be smoking
we can be smoking
you can be smoking
they can be smoking

Perfect

I can have smoked
you can have smoked
he can have smoked
we can have smoked
you can have smoked
they can have smoked

V-ing perfect

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

Negation

Simple form

I cannot smoke
you cannot smoke
he cannot smoke
we cannot smoke
you cannot smoke
they cannot smoke

V-ing form

I cannot be smoking
you cannot be smoking
he cannot be smoking
we cannot be smoking
you cannot be smoking
they cannot be smoking

Perfect

I cannot have smoked
you cannot have smoked
he cannot have smoked
we cannot have smoked
you cannot have smoked
they cannot have smoked

V-ing perfect

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

Interrogative form

Simple form

can I smoke?
can you smoke?
can he smoke?
can we smoke?
can you smoke?
can they smoke?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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