I should cooperate you should cooperate he should cooperate we should cooperate you should cooperate they should cooperate
V-ing form
I should be cooperating you should be cooperating he should be cooperating we should be cooperating you should be cooperating they should be cooperating
Perfect
I should have cooperated you should have cooperated he should have cooperated we should have cooperated you should have cooperated they should have cooperated
V-ing perfect
I should have been cooperating you should have been cooperating he should have been cooperating we should have been cooperating you should have been cooperating they should have been cooperating
Negation
Simple form
I should not cooperate you should not cooperate he should not cooperate we should not cooperate you should not cooperate they should not cooperate
V-ing form
I should not be cooperating you should not be cooperating he should not be cooperating we should not be cooperating you should not be cooperating they should not be cooperating
Perfect
I should not have cooperated you should not have cooperated he should not have cooperated we should not have cooperated you should not have cooperated they should not have cooperated
V-ing perfect
I should not have been cooperating you should not have been cooperating he should not have been cooperating we should not have been cooperating you should not have been cooperating they should not have been cooperating
Interrogative form
Simple form
should I cooperate? should you cooperate? should he cooperate? should we cooperate? should you cooperate? should they cooperate?
V-ing form
should I be cooperating? should you be cooperating? should he be cooperating? should we be cooperating? should you be cooperating? should they be cooperating?
Perfect
should I have cooperated? should you have cooperated? should he have cooperated? should we have cooperated? should you have cooperated? should they have cooperated?
V-ing perfect
should I have been cooperating? should you have been cooperating? should he have been cooperating? should we have been cooperating? should you have been cooperating? should they have been cooperating?
Interro-negative form
Simple form
should I not cooperate? should you not cooperate? should he not cooperate? should we not cooperate? should you not cooperate? should they not cooperate?
V-ing form
should I not be cooperating? should you not be cooperating? should he not be cooperating? should we not be cooperating? should you not be cooperating? should they not be cooperating?
Perfect
should I not have cooperated? should you not have cooperated? should he not have cooperated? should we not have cooperated? should you not have cooperated? should they not have cooperated?
V-ing perfect
should I not have been cooperating? should you not have been cooperating? should he not have been cooperating? should we not have been cooperating? should you not have been cooperating? should they not have been cooperating?