English verb conjugation
SHOULD RESERVE

Regular verb: reserve - reserved - reserved

Affirmation

Simple form	V-ing form
I'd reserve you'd reserve she'd reserve we'd reserve you'd reserve they'd reserve	I'd be reserving you'd be reserving she'd be reserving we'd be reserving you'd be reserving they'd be reserving
Perfect	V-ing perfect
I should've reserved you should've reserved she 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 she 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
I shouldn't reserve you shouldn't reserve she 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 she shouldn't be reserving we shouldn't be reserving you shouldn't be reserving they shouldn't be reserving
Perfect	V-ing perfect
I shouldn't have reserved you shouldn't have reserved she 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 she 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
should I reserve? should you reserve? should she reserve? should we reserve? should you reserve? should they reserve?	should I be reserving? should you be reserving? should she be reserving? should we be reserving? should you be reserving? should they be reserving?
Perfect	V-ing perfect
should I have reserved? should you have reserved? should she 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 she 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
shouldn't I reserve? shouldn't you reserve? shouldn't she 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 she be reserving? shouldn't we be reserving? shouldn't you be reserving? shouldn't they be reserving?
Perfect	V-ing perfect
shouldn't I have reserved? shouldn't you have reserved? shouldn't she 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 she have been reserving? shouldn't we have been reserving? shouldn't you have been reserving? shouldn't they have been reserving?