I should mate you should mate he should mate we should mate you should mate they should mate
V-ing form
I should be mating you should be mating he should be mating we should be mating you should be mating they should be mating
Perfect
I should have mated you should have mated he should have mated we should have mated you should have mated they should have mated
V-ing perfect
I should have been mating you should have been mating he should have been mating we should have been mating you should have been mating they should have been mating
Negation
Simple form
I should not mate you should not mate he should not mate we should not mate you should not mate they should not mate
V-ing form
I should not be mating you should not be mating he should not be mating we should not be mating you should not be mating they should not be mating
Perfect
I should not have mated you should not have mated he should not have mated we should not have mated you should not have mated they should not have mated
V-ing perfect
I should not have been mating you should not have been mating he should not have been mating we should not have been mating you should not have been mating they should not have been mating
Interrogative form
Simple form
should I mate? should you mate? should he mate? should we mate? should you mate? should they mate?
V-ing form
should I be mating? should you be mating? should he be mating? should we be mating? should you be mating? should they be mating?
Perfect
should I have mated? should you have mated? should he have mated? should we have mated? should you have mated? should they have mated?
V-ing perfect
should I have been mating? should you have been mating? should he have been mating? should we have been mating? should you have been mating? should they have been mating?
Interro-negative form
Simple form
should I not mate? should you not mate? should he not mate? should we not mate? should you not mate? should they not mate?
V-ing form
should I not be mating? should you not be mating? should he not be mating? should we not be mating? should you not be mating? should they not be mating?
Perfect
should I not have mated? should you not have mated? should he not have mated? should we not have mated? should you not have mated? should they not have mated?
V-ing perfect
should I not have been mating? should you not have been mating? should he not have been mating? should we not have been mating? should you not have been mating? should they not have been mating?