English verb conjugation
COULD OVERSIMPLIFY

Regular verb: oversimplify - oversimplified - oversimplified

Affirmation

Simple form	V-ing form
I could oversimplify you could oversimplify she could oversimplify we could oversimplify you could oversimplify they could oversimplify	I could be oversimplifying you could be oversimplifying she could be oversimplifying we could be oversimplifying you could be oversimplifying they could be oversimplifying
Perfect	V-ing perfect
I could have oversimplified you could have oversimplified she could have oversimplified we could have oversimplified you could have oversimplified they could have oversimplified	I could have been oversimplifying you could have been oversimplifying she could have been oversimplifying we could have been oversimplifying you could have been oversimplifying they could have been oversimplifying

Negation

Simple form	V-ing form
I couldn't oversimplify you couldn't oversimplify she couldn't oversimplify we couldn't oversimplify you couldn't oversimplify they couldn't oversimplify	I couldn't be oversimplifying you couldn't be oversimplifying she couldn't be oversimplifying we couldn't be oversimplifying you couldn't be oversimplifying they couldn't be oversimplifying
Perfect	V-ing perfect
I couldn't have oversimplified you couldn't have oversimplified she couldn't have oversimplified we couldn't have oversimplified you couldn't have oversimplified they couldn't have oversimplified	I couldn't have been oversimplifying you couldn't have been oversimplifying she couldn't have been oversimplifying we couldn't have been oversimplifying you couldn't have been oversimplifying they couldn't have been oversimplifying

Interrogative form

Simple form	V-ing form
could I oversimplify? could you oversimplify? could she oversimplify? could we oversimplify? could you oversimplify? could they oversimplify?	could I be oversimplifying? could you be oversimplifying? could she be oversimplifying? could we be oversimplifying? could you be oversimplifying? could they be oversimplifying?
Perfect	V-ing perfect
could I have oversimplified? could you have oversimplified? could she have oversimplified? could we have oversimplified? could you have oversimplified? could they have oversimplified?	could I have been oversimplifying? could you have been oversimplifying? could she have been oversimplifying? could we have been oversimplifying? could you have been oversimplifying? could they have been oversimplifying?

Interro-negative form

Simple form	V-ing form
couldn't I oversimplify? couldn't you oversimplify? couldn't she oversimplify? couldn't we oversimplify? couldn't you oversimplify? couldn't they oversimplify?	couldn't I be oversimplifying? couldn't you be oversimplifying? couldn't she be oversimplifying? couldn't we be oversimplifying? couldn't you be oversimplifying? couldn't they be oversimplifying?
Perfect	V-ing perfect
couldn't I have oversimplified? couldn't you have oversimplified? couldn't she have oversimplified? couldn't we have oversimplified? couldn't you have oversimplified? couldn't they have oversimplified?	couldn't I have been oversimplifying? couldn't you have been oversimplifying? couldn't she have been oversimplifying? couldn't we have been oversimplifying? couldn't you have been oversimplifying? couldn't they have been oversimplifying?