English verb conjugation
SHOULD COLLABORATE

Regular verb: collaborate - collaborated - collaborated

Affirmation

Simple form	V-ing form
I should collaborate you should collaborate she should collaborate we should collaborate you should collaborate they should collaborate	I should be collaborating you should be collaborating she should be collaborating we should be collaborating you should be collaborating they should be collaborating
Perfect	V-ing perfect
I should have collaborated you should have collaborated she should have collaborated we should have collaborated you should have collaborated they should have collaborated	I should have been collaborating you should have been collaborating she should have been collaborating we should have been collaborating you should have been collaborating they should have been collaborating

Negation

Simple form	V-ing form
I should not collaborate you should not collaborate she should not collaborate we should not collaborate you should not collaborate they should not collaborate	I should not be collaborating you should not be collaborating she should not be collaborating we should not be collaborating you should not be collaborating they should not be collaborating
Perfect	V-ing perfect
I should not have collaborated you should not have collaborated she should not have collaborated we should not have collaborated you should not have collaborated they should not have collaborated	I should not have been collaborating you should not have been collaborating she should not have been collaborating we should not have been collaborating you should not have been collaborating they should not have been collaborating

Interrogative form

Simple form	V-ing form
should I collaborate? should you collaborate? should she collaborate? should we collaborate? should you collaborate? should they collaborate?	should I be collaborating? should you be collaborating? should she be collaborating? should we be collaborating? should you be collaborating? should they be collaborating?
Perfect	V-ing perfect
should I have collaborated? should you have collaborated? should she have collaborated? should we have collaborated? should you have collaborated? should they have collaborated?	should I have been collaborating? should you have been collaborating? should she have been collaborating? should we have been collaborating? should you have been collaborating? should they have been collaborating?

Interro-negative form

Simple form	V-ing form
should I not collaborate? should you not collaborate? should she not collaborate? should we not collaborate? should you not collaborate? should they not collaborate?	should I not be collaborating? should you not be collaborating? should she not be collaborating? should we not be collaborating? should you not be collaborating? should they not be collaborating?
Perfect	V-ing perfect
should I not have collaborated? should you not have collaborated? should she not have collaborated? should we not have collaborated? should you not have collaborated? should they not have collaborated?	should I not have been collaborating? should you not have been collaborating? should she not have been collaborating? should we not have been collaborating? should you not have been collaborating? should they not have been collaborating?