should reserve
Regular verb: reserve - reserved- reserved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd reserve
you'd reserve
he'd reserve
we'd reserve
you'd reserve
they'd reserve 	I'd be reserving
you'd be reserving
he'd be reserving
we'd be reserving
you'd be reserving
they'd be reserving	I should've reserved
you should've reserved
he should've reserved
we should've reserved
you should've reserved
they should've reserved	I should've been reserving
you should've been reserving
he should've been reserving
we should've been reserving
you should've been reserving
they should've been reserving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't reserve
you shouldn't reserve
he shouldn't reserve
we shouldn't reserve
you shouldn't reserve
they shouldn't reserve 	I shouldn't be reserving
you shouldn't be reserving
he shouldn't be reserving
we shouldn't be reserving
you shouldn't be reserving
they shouldn't be reserving	I shouldn't have reserved
you shouldn't have reserved
he shouldn't have reserved
we shouldn't have reserved
you shouldn't have reserved
they shouldn't have reserved	I shouldn't have been reserving
you shouldn't have been reserving
he shouldn't have been reserving
we shouldn't have been reserving
you shouldn't have been reserving
they shouldn't have been reserving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I reserve?
should you reserve?
should he reserve?
should we reserve?
should you reserve?
should they reserve? 	should I be reserving?
should you be reserving?
should he be reserving?
should we be reserving?
should you be reserving?
should they be reserving? 	should I have reserved?
should you have reserved?
should he have reserved?
should we have reserved?
should you have reserved?
should they have reserved? 	should I have been reserving?
should you have been reserving?
should he have been reserving?
should we have been reserving?
should you have been reserving?
should they have been reserving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I reserve?
shouldn't you reserve?
shouldn't he reserve?
shouldn't we reserve?
shouldn't you reserve?
shouldn't they reserve? 	shouldn't I be reserving?
shouldn't you be reserving?
shouldn't he be reserving?
shouldn't we be reserving?
shouldn't you be reserving?
shouldn't they be reserving? 	shouldn't I have reserved?
shouldn't you have reserved?
shouldn't he have reserved?
shouldn't we have reserved?
shouldn't you have reserved?
shouldn't they have reserved? 	shouldn't I have been reserving?
shouldn't you have been reserving?
shouldn't he have been reserving?
shouldn't we have been reserving?
shouldn't you have been reserving?
shouldn't they have been reserving?