I'd be mating you'd be mating he'd be mating we'd be mating you'd be mating they'd be mating
Perfect
I should've mated you should've mated he should've mated we should've mated you should've mated they should've mated
V-ing perfect
I should've been mating you should've been mating he should've been mating we should've been mating you should've been mating they should've been mating
Negation
Simple form
I shouldn't mate you shouldn't mate he shouldn't mate we shouldn't mate you shouldn't mate they shouldn't mate
V-ing form
I shouldn't be mating you shouldn't be mating he shouldn't be mating we shouldn't be mating you shouldn't be mating they shouldn't be mating
Perfect
I shouldn't have mated you shouldn't have mated he shouldn't have mated we shouldn't have mated you shouldn't have mated they shouldn't have mated
V-ing perfect
I shouldn't have been mating you shouldn't have been mating he shouldn't have been mating we shouldn't have been mating you shouldn't have been mating they shouldn't 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
shouldn't I mate? shouldn't you mate? shouldn't he mate? shouldn't we mate? shouldn't you mate? shouldn't they mate?
V-ing form
shouldn't I be mating? shouldn't you be mating? shouldn't he be mating? shouldn't we be mating? shouldn't you be mating? shouldn't they be mating?
Perfect
shouldn't I have mated? shouldn't you have mated? shouldn't he have mated? shouldn't we have mated? shouldn't you have mated? shouldn't they have mated?
V-ing perfect
shouldn't I have been mating? shouldn't you have been mating? shouldn't he have been mating? shouldn't we have been mating? shouldn't you have been mating? shouldn't they have been mating?