English verb conjugation
COULD DISSERTATE

Regular verb: dissertate - dissertated - dissertated

Affirmation

Simple form	V-ing form
I could dissertate you could dissertate he could dissertate we could dissertate you could dissertate they could dissertate	I could be dissertating you could be dissertating he could be dissertating we could be dissertating you could be dissertating they could be dissertating
Perfect	V-ing perfect
I could have dissertated you could have dissertated he could have dissertated we could have dissertated you could have dissertated they could have dissertated	I could have been dissertating you could have been dissertating he could have been dissertating we could have been dissertating you could have been dissertating they could have been dissertating

Negation

Simple form	V-ing form
I couldn't dissertate you couldn't dissertate he couldn't dissertate we couldn't dissertate you couldn't dissertate they couldn't dissertate	I couldn't be dissertating you couldn't be dissertating he couldn't be dissertating we couldn't be dissertating you couldn't be dissertating they couldn't be dissertating
Perfect	V-ing perfect
I couldn't have dissertated you couldn't have dissertated he couldn't have dissertated we couldn't have dissertated you couldn't have dissertated they couldn't have dissertated	I couldn't have been dissertating you couldn't have been dissertating he couldn't have been dissertating we couldn't have been dissertating you couldn't have been dissertating they couldn't have been dissertating

Interrogative form

Simple form	V-ing form
could I dissertate? could you dissertate? could he dissertate? could we dissertate? could you dissertate? could they dissertate?	could I be dissertating? could you be dissertating? could he be dissertating? could we be dissertating? could you be dissertating? could they be dissertating?
Perfect	V-ing perfect
could I have dissertated? could you have dissertated? could he have dissertated? could we have dissertated? could you have dissertated? could they have dissertated?	could I have been dissertating? could you have been dissertating? could he have been dissertating? could we have been dissertating? could you have been dissertating? could they have been dissertating?

Interro-negative form

Simple form	V-ing form
couldn't I dissertate? couldn't you dissertate? couldn't he dissertate? couldn't we dissertate? couldn't you dissertate? couldn't they dissertate?	couldn't I be dissertating? couldn't you be dissertating? couldn't he be dissertating? couldn't we be dissertating? couldn't you be dissertating? couldn't they be dissertating?
Perfect	V-ing perfect
couldn't I have dissertated? couldn't you have dissertated? couldn't he have dissertated? couldn't we have dissertated? couldn't you have dissertated? couldn't they have dissertated?	couldn't I have been dissertating? couldn't you have been dissertating? couldn't he have been dissertating? couldn't we have been dissertating? couldn't you have been dissertating? couldn't they have been dissertating?