I should nictitate you should nictitate he should nictitate we should nictitate you should nictitate they should nictitate
V-ing form
I should be nictitating you should be nictitating he should be nictitating we should be nictitating you should be nictitating they should be nictitating
Perfect
I should have nictitated you should have nictitated he should have nictitated we should have nictitated you should have nictitated they should have nictitated
V-ing perfect
I should have been nictitating you should have been nictitating he should have been nictitating we should have been nictitating you should have been nictitating they should have been nictitating
Negation
Simple form
I should not nictitate you should not nictitate he should not nictitate we should not nictitate you should not nictitate they should not nictitate
V-ing form
I should not be nictitating you should not be nictitating he should not be nictitating we should not be nictitating you should not be nictitating they should not be nictitating
Perfect
I should not have nictitated you should not have nictitated he should not have nictitated we should not have nictitated you should not have nictitated they should not have nictitated
V-ing perfect
I should not have been nictitating you should not have been nictitating he should not have been nictitating we should not have been nictitating you should not have been nictitating they should not have been nictitating
Interrogative form
Simple form
should I nictitate? should you nictitate? should he nictitate? should we nictitate? should you nictitate? should they nictitate?
V-ing form
should I be nictitating? should you be nictitating? should he be nictitating? should we be nictitating? should you be nictitating? should they be nictitating?
Perfect
should I have nictitated? should you have nictitated? should he have nictitated? should we have nictitated? should you have nictitated? should they have nictitated?
V-ing perfect
should I have been nictitating? should you have been nictitating? should he have been nictitating? should we have been nictitating? should you have been nictitating? should they have been nictitating?
Interro-negative form
Simple form
should I not nictitate? should you not nictitate? should he not nictitate? should we not nictitate? should you not nictitate? should they not nictitate?
V-ing form
should I not be nictitating? should you not be nictitating? should he not be nictitating? should we not be nictitating? should you not be nictitating? should they not be nictitating?
Perfect
should I not have nictitated? should you not have nictitated? should he not have nictitated? should we not have nictitated? should you not have nictitated? should they not have nictitated?
V-ing perfect
should I not have been nictitating? should you not have been nictitating? should he not have been nictitating? should we not have been nictitating? should you not have been nictitating? should they not have been nictitating?