should greet
Regular verb: greet - greeted- greeted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd greet
you'd greet
she'd greet
we'd greet
you'd greet
they'd greet 	I'd be greeting
you'd be greeting
she'd be greeting
we'd be greeting
you'd be greeting
they'd be greeting	I should've greeted
you should've greeted
she should've greeted
we should've greeted
you should've greeted
they should've greeted	I should've been greeting
you should've been greeting
she should've been greeting
we should've been greeting
you should've been greeting
they should've been greeting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't greet
you shouldn't greet
she shouldn't greet
we shouldn't greet
you shouldn't greet
they shouldn't greet 	I shouldn't be greeting
you shouldn't be greeting
she shouldn't be greeting
we shouldn't be greeting
you shouldn't be greeting
they shouldn't be greeting	I shouldn't have greeted
you shouldn't have greeted
she shouldn't have greeted
we shouldn't have greeted
you shouldn't have greeted
they shouldn't have greeted	I shouldn't have been greeting
you shouldn't have been greeting
she shouldn't have been greeting
we shouldn't have been greeting
you shouldn't have been greeting
they shouldn't have been greeting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I greet?
should you greet?
should she greet?
should we greet?
should you greet?
should they greet? 	should I be greeting?
should you be greeting?
should she be greeting?
should we be greeting?
should you be greeting?
should they be greeting? 	should I have greeted?
should you have greeted?
should she have greeted?
should we have greeted?
should you have greeted?
should they have greeted? 	should I have been greeting?
should you have been greeting?
should she have been greeting?
should we have been greeting?
should you have been greeting?
should they have been greeting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I greet?
shouldn't you greet?
shouldn't she greet?
shouldn't we greet?
shouldn't you greet?
shouldn't they greet? 	shouldn't I be greeting?
shouldn't you be greeting?
shouldn't she be greeting?
shouldn't we be greeting?
shouldn't you be greeting?
shouldn't they be greeting? 	shouldn't I have greeted?
shouldn't you have greeted?
shouldn't she have greeted?
shouldn't we have greeted?
shouldn't you have greeted?
shouldn't they have greeted? 	shouldn't I have been greeting?
shouldn't you have been greeting?
shouldn't she have been greeting?
shouldn't we have been greeting?
shouldn't you have been greeting?
shouldn't they have been greeting?