English verb conjugation
COULD AESTIVATE

Regular verb: aestivate - aestivated - aestivated

Affirmation

Simple form	V-ing form
I could aestivate you could aestivate she could aestivate we could aestivate you could aestivate they could aestivate	I could be aestivating you could be aestivating she could be aestivating we could be aestivating you could be aestivating they could be aestivating
Perfect	V-ing perfect
I could have aestivated you could have aestivated she could have aestivated we could have aestivated you could have aestivated they could have aestivated	I could have been aestivating you could have been aestivating she could have been aestivating we could have been aestivating you could have been aestivating they could have been aestivating

Negation

Simple form	V-ing form
I could not aestivate you could not aestivate she could not aestivate we could not aestivate you could not aestivate they could not aestivate	I could not be aestivating you could not be aestivating she could not be aestivating we could not be aestivating you could not be aestivating they could not be aestivating
Perfect	V-ing perfect
I could not have aestivated you could not have aestivated she could not have aestivated we could not have aestivated you could not have aestivated they could not have aestivated	I could not have been aestivating you could not have been aestivating she could not have been aestivating we could not have been aestivating you could not have been aestivating they could not have been aestivating

Interrogative form

Simple form	V-ing form
could I aestivate? could you aestivate? could she aestivate? could we aestivate? could you aestivate? could they aestivate?	could I be aestivating? could you be aestivating? could she be aestivating? could we be aestivating? could you be aestivating? could they be aestivating?
Perfect	V-ing perfect
could I have aestivated? could you have aestivated? could she have aestivated? could we have aestivated? could you have aestivated? could they have aestivated?	could I have been aestivating? could you have been aestivating? could she have been aestivating? could we have been aestivating? could you have been aestivating? could they have been aestivating?

Interro-negative form

Simple form	V-ing form
could I not aestivate? could you not aestivate? could she not aestivate? could we not aestivate? could you not aestivate? could they not aestivate?	could I not be aestivating? could you not be aestivating? could she not be aestivating? could we not be aestivating? could you not be aestivating? could they not be aestivating?
Perfect	V-ing perfect
could I not have aestivated? could you not have aestivated? could she not have aestivated? could we not have aestivated? could you not have aestivated? could they not have aestivated?	could I not have been aestivating? could you not have been aestivating? could she not have been aestivating? could we not have been aestivating? could you not have been aestivating? could they not have been aestivating?