I should liven you should liven she should liven we should liven you should liven they should liven
V-ing form
I should be livening you should be livening she should be livening we should be livening you should be livening they should be livening
Perfect
I should have livened you should have livened she should have livened we should have livened you should have livened they should have livened
V-ing perfect
I should have been livening you should have been livening she should have been livening we should have been livening you should have been livening they should have been livening
Negation
Simple form
I should not liven you should not liven she should not liven we should not liven you should not liven they should not liven
V-ing form
I should not be livening you should not be livening she should not be livening we should not be livening you should not be livening they should not be livening
Perfect
I should not have livened you should not have livened she should not have livened we should not have livened you should not have livened they should not have livened
V-ing perfect
I should not have been livening you should not have been livening she should not have been livening we should not have been livening you should not have been livening they should not have been livening
Interrogative form
Simple form
should I liven? should you liven? should she liven? should we liven? should you liven? should they liven?
V-ing form
should I be livening? should you be livening? should she be livening? should we be livening? should you be livening? should they be livening?
Perfect
should I have livened? should you have livened? should she have livened? should we have livened? should you have livened? should they have livened?
V-ing perfect
should I have been livening? should you have been livening? should she have been livening? should we have been livening? should you have been livening? should they have been livening?
Interro-negative form
Simple form
should I not liven? should you not liven? should she not liven? should we not liven? should you not liven? should they not liven?
V-ing form
should I not be livening? should you not be livening? should she not be livening? should we not be livening? should you not be livening? should they not be livening?
Perfect
should I not have livened? should you not have livened? should she not have livened? should we not have livened? should you not have livened? should they not have livened?
V-ing perfect
should I not have been livening? should you not have been livening? should she not have been livening? should we not have been livening? should you not have been livening? should they not have been livening?