English verb conjugation
COULD LEVITATE

Regular verb: levitate - levitated - levitated

Affirmation

Simple form	V-ing form
I could levitate you could levitate he could levitate we could levitate you could levitate they could levitate	I could be levitating you could be levitating he 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 he 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 he 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 could not levitate you could not levitate he could not levitate we could not levitate you could not levitate they could not levitate	I could not be levitating you could not be levitating he could not be levitating we could not be levitating you could not be levitating they could not be levitating
Perfect	V-ing perfect
I could not have levitated you could not have levitated he could not have levitated we could not have levitated you could not have levitated they could not have levitated	I could not have been levitating you could not have been levitating he could not have been levitating we could not have been levitating you could not have been levitating they could not have been levitating

Interrogative form

Simple form	V-ing form
could I levitate? could you levitate? could he levitate? could we levitate? could you levitate? could they levitate?	could I be levitating? could you be levitating? could he 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 he 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 he 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
could I not levitate? could you not levitate? could he not levitate? could we not levitate? could you not levitate? could they not levitate?	could I not be levitating? could you not be levitating? could he not be levitating? could we not be levitating? could you not be levitating? could they not be levitating?
Perfect	V-ing perfect
could I not have levitated? could you not have levitated? could he not have levitated? could we not have levitated? could you not have levitated? could they not have levitated?	could I not have been levitating? could you not have been levitating? could he not have been levitating? could we not have been levitating? could you not have been levitating? could they not have been levitating?