English verb conjugation
CAN FLOW

Regular verb: flow - flowed - flowed

Affirmation

Simple form	V-ing form
I can flow you can flow she can flow we can flow you can flow they can flow	I can be flowing you can be flowing she can be flowing we can be flowing you can be flowing they can be flowing
Perfect	V-ing perfect
I can have flowed you can have flowed she can have flowed we can have flowed you can have flowed they can have flowed	I can have been flowing you can have been flowing she can have been flowing we can have been flowing you can have been flowing they can have been flowing

Negation

Simple form	V-ing form
I can't flow you can't flow she can't flow we can't flow you can't flow they can't flow	I can't be flowing you can't be flowing she can't be flowing we can't be flowing you can't be flowing they can't be flowing
Perfect	V-ing perfect
I can't have flowed you can't have flowed she can't have flowed we can't have flowed you can't have flowed they can't have flowed	I can't have been flowing you can't have been flowing she can't have been flowing we can't have been flowing you can't have been flowing they can't have been flowing

Interrogative form

Simple form	V-ing form
can I flow? can you flow? can she flow? can we flow? can you flow? can they flow?	can I be flowing? can you be flowing? can she be flowing? can we be flowing? can you be flowing? can they be flowing?
Perfect	V-ing perfect
can I have flowed? can you have flowed? can she have flowed? can we have flowed? can you have flowed? can they have flowed?	can I have been flowing? can you have been flowing? can she have been flowing? can we have been flowing? can you have been flowing? can they have been flowing?

Interro-negative form

Simple form	V-ing form
can't I flow? can't you flow? can't she flow? can't we flow? can't you flow? can't they flow?	can't I be flowing? can't you be flowing? can't she be flowing? can't we be flowing? can't you be flowing? can't they be flowing?
Perfect	V-ing perfect
can't I have flowed? can't you have flowed? can't she have flowed? can't we have flowed? can't you have flowed? can't they have flowed?	can't I have been flowing? can't you have been flowing? can't she have been flowing? can't we have been flowing? can't you have been flowing? can't they have been flowing?