English verb conjugation
COULD LEVITATE

Regular verb: levitate - levitated - levitated

Affirmation

Simple form	V-ing form
I could levitate you could levitate she could levitate we could levitate you could levitate they could levitate	I could be levitating you could be levitating she could be levitating we could be levitating you could be levitating they could be levitating
Perfect	V-ing perfect
I could have levitated you could have levitated she could have levitated we could have levitated you could have levitated they could have levitated	I could have been levitating you could have been levitating she could have been levitating we could have been levitating you could have been levitating they could have been levitating

Negation

Simple form	V-ing form
I couldn't levitate you couldn't levitate she couldn't levitate we couldn't levitate you couldn't levitate they couldn't levitate	I couldn't be levitating you couldn't be levitating she couldn't be levitating we couldn't be levitating you couldn't be levitating they couldn't be levitating
Perfect	V-ing perfect
I couldn't have levitated you couldn't have levitated she couldn't have levitated we couldn't have levitated you couldn't have levitated they couldn't have levitated	I couldn't have been levitating you couldn't have been levitating she couldn't have been levitating we couldn't have been levitating you couldn't have been levitating they couldn't have been levitating

Interrogative form

Simple form	V-ing form
could I levitate? could you levitate? could she levitate? could we levitate? could you levitate? could they levitate?	could I be levitating? could you be levitating? could she be levitating? could we be levitating? could you be levitating? could they be levitating?
Perfect	V-ing perfect
could I have levitated? could you have levitated? could she have levitated? could we have levitated? could you have levitated? could they have levitated?	could I have been levitating? could you have been levitating? could she have been levitating? could we have been levitating? could you have been levitating? could they have been levitating?

Interro-negative form

Simple form	V-ing form
couldn't I levitate? couldn't you levitate? couldn't she levitate? couldn't we levitate? couldn't you levitate? couldn't they levitate?	couldn't I be levitating? couldn't you be levitating? couldn't she be levitating? couldn't we be levitating? couldn't you be levitating? couldn't they be levitating?
Perfect	V-ing perfect
couldn't I have levitated? couldn't you have levitated? couldn't she have levitated? couldn't we have levitated? couldn't you have levitated? couldn't they have levitated?	couldn't I have been levitating? couldn't you have been levitating? couldn't she have been levitating? couldn't we have been levitating? couldn't you have been levitating? couldn't they have been levitating?