English verb conjugation
COULD COGITATE

Regular verb: cogitate - cogitated - cogitated

Affirmation

Simple form	V-ing form
I could cogitate you could cogitate he could cogitate we could cogitate you could cogitate they could cogitate	I could be cogitating you could be cogitating he could be cogitating we could be cogitating you could be cogitating they could be cogitating
Perfect	V-ing perfect
I could have cogitated you could have cogitated he could have cogitated we could have cogitated you could have cogitated they could have cogitated	I could have been cogitating you could have been cogitating he could have been cogitating we could have been cogitating you could have been cogitating they could have been cogitating

Negation

Simple form	V-ing form
I couldn't cogitate you couldn't cogitate he couldn't cogitate we couldn't cogitate you couldn't cogitate they couldn't cogitate	I couldn't be cogitating you couldn't be cogitating he couldn't be cogitating we couldn't be cogitating you couldn't be cogitating they couldn't be cogitating
Perfect	V-ing perfect
I couldn't have cogitated you couldn't have cogitated he couldn't have cogitated we couldn't have cogitated you couldn't have cogitated they couldn't have cogitated	I couldn't have been cogitating you couldn't have been cogitating he couldn't have been cogitating we couldn't have been cogitating you couldn't have been cogitating they couldn't have been cogitating

Interrogative form

Simple form	V-ing form
could I cogitate? could you cogitate? could he cogitate? could we cogitate? could you cogitate? could they cogitate?	could I be cogitating? could you be cogitating? could he be cogitating? could we be cogitating? could you be cogitating? could they be cogitating?
Perfect	V-ing perfect
could I have cogitated? could you have cogitated? could he have cogitated? could we have cogitated? could you have cogitated? could they have cogitated?	could I have been cogitating? could you have been cogitating? could he have been cogitating? could we have been cogitating? could you have been cogitating? could they have been cogitating?

Interro-negative form

Simple form	V-ing form
couldn't I cogitate? couldn't you cogitate? couldn't he cogitate? couldn't we cogitate? couldn't you cogitate? couldn't they cogitate?	couldn't I be cogitating? couldn't you be cogitating? couldn't he be cogitating? couldn't we be cogitating? couldn't you be cogitating? couldn't they be cogitating?
Perfect	V-ing perfect
couldn't I have cogitated? couldn't you have cogitated? couldn't he have cogitated? couldn't we have cogitated? couldn't you have cogitated? couldn't they have cogitated?	couldn't I have been cogitating? couldn't you have been cogitating? couldn't he have been cogitating? couldn't we have been cogitating? couldn't you have been cogitating? couldn't they have been cogitating?