English verb conjugation
COULD COLLIMATE

Regular verb: collimate - collimated - collimated

Affirmation

Simple form	V-ing form
I could collimate you could collimate he could collimate we could collimate you could collimate they could collimate	I could be collimating you could be collimating he could be collimating we could be collimating you could be collimating they could be collimating
Perfect	V-ing perfect
I could have collimated you could have collimated he could have collimated we could have collimated you could have collimated they could have collimated	I could have been collimating you could have been collimating he could have been collimating we could have been collimating you could have been collimating they could have been collimating

Negation

Simple form	V-ing form
I could not collimate you could not collimate he could not collimate we could not collimate you could not collimate they could not collimate	I could not be collimating you could not be collimating he could not be collimating we could not be collimating you could not be collimating they could not be collimating
Perfect	V-ing perfect
I could not have collimated you could not have collimated he could not have collimated we could not have collimated you could not have collimated they could not have collimated	I could not have been collimating you could not have been collimating he could not have been collimating we could not have been collimating you could not have been collimating they could not have been collimating

Interrogative form

Simple form	V-ing form
could I collimate? could you collimate? could he collimate? could we collimate? could you collimate? could they collimate?	could I be collimating? could you be collimating? could he be collimating? could we be collimating? could you be collimating? could they be collimating?
Perfect	V-ing perfect
could I have collimated? could you have collimated? could he have collimated? could we have collimated? could you have collimated? could they have collimated?	could I have been collimating? could you have been collimating? could he have been collimating? could we have been collimating? could you have been collimating? could they have been collimating?

Interro-negative form

Simple form	V-ing form
could I not collimate? could you not collimate? could he not collimate? could we not collimate? could you not collimate? could they not collimate?	could I not be collimating? could you not be collimating? could he not be collimating? could we not be collimating? could you not be collimating? could they not be collimating?
Perfect	V-ing perfect
could I not have collimated? could you not have collimated? could he not have collimated? could we not have collimated? could you not have collimated? could they not have collimated?	could I not have been collimating? could you not have been collimating? could he not have been collimating? could we not have been collimating? could you not have been collimating? could they not have been collimating?