should fetch
Regular verb: fetch - fetched- fetched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd fetch
you'd fetch
he'd fetch
we'd fetch
you'd fetch
they'd fetch 	I'd be fetching
you'd be fetching
he'd be fetching
we'd be fetching
you'd be fetching
they'd be fetching	I should've fetched
you should've fetched
he should've fetched
we should've fetched
you should've fetched
they should've fetched	I should've been fetching
you should've been fetching
he should've been fetching
we should've been fetching
you should've been fetching
they should've been fetching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't fetch
you shouldn't fetch
he shouldn't fetch
we shouldn't fetch
you shouldn't fetch
they shouldn't fetch 	I shouldn't be fetching
you shouldn't be fetching
he shouldn't be fetching
we shouldn't be fetching
you shouldn't be fetching
they shouldn't be fetching	I shouldn't have fetched
you shouldn't have fetched
he shouldn't have fetched
we shouldn't have fetched
you shouldn't have fetched
they shouldn't have fetched	I shouldn't have been fetching
you shouldn't have been fetching
he shouldn't have been fetching
we shouldn't have been fetching
you shouldn't have been fetching
they shouldn't have been fetching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I fetch?
should you fetch?
should he fetch?
should we fetch?
should you fetch?
should they fetch? 	should I be fetching?
should you be fetching?
should he be fetching?
should we be fetching?
should you be fetching?
should they be fetching? 	should I have fetched?
should you have fetched?
should he have fetched?
should we have fetched?
should you have fetched?
should they have fetched? 	should I have been fetching?
should you have been fetching?
should he have been fetching?
should we have been fetching?
should you have been fetching?
should they have been fetching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I fetch?
shouldn't you fetch?
shouldn't he fetch?
shouldn't we fetch?
shouldn't you fetch?
shouldn't they fetch? 	shouldn't I be fetching?
shouldn't you be fetching?
shouldn't he be fetching?
shouldn't we be fetching?
shouldn't you be fetching?
shouldn't they be fetching? 	shouldn't I have fetched?
shouldn't you have fetched?
shouldn't he have fetched?
shouldn't we have fetched?
shouldn't you have fetched?
shouldn't they have fetched? 	shouldn't I have been fetching?
shouldn't you have been fetching?
shouldn't he have been fetching?
shouldn't we have been fetching?
shouldn't you have been fetching?
shouldn't they have been fetching?