should preview
Regular verb: preview - previewed- previewed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd preview
you'd preview
she'd preview
we'd preview
you'd preview
they'd preview 	I'd be previewing
you'd be previewing
she'd be previewing
we'd be previewing
you'd be previewing
they'd be previewing	I should've previewed
you should've previewed
she should've previewed
we should've previewed
you should've previewed
they should've previewed	I should've been previewing
you should've been previewing
she should've been previewing
we should've been previewing
you should've been previewing
they should've been previewing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't preview
you shouldn't preview
she shouldn't preview
we shouldn't preview
you shouldn't preview
they shouldn't preview 	I shouldn't be previewing
you shouldn't be previewing
she shouldn't be previewing
we shouldn't be previewing
you shouldn't be previewing
they shouldn't be previewing	I shouldn't have previewed
you shouldn't have previewed
she shouldn't have previewed
we shouldn't have previewed
you shouldn't have previewed
they shouldn't have previewed	I shouldn't have been previewing
you shouldn't have been previewing
she shouldn't have been previewing
we shouldn't have been previewing
you shouldn't have been previewing
they shouldn't have been previewing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I preview?
should you preview?
should she preview?
should we preview?
should you preview?
should they preview? 	should I be previewing?
should you be previewing?
should she be previewing?
should we be previewing?
should you be previewing?
should they be previewing? 	should I have previewed?
should you have previewed?
should she have previewed?
should we have previewed?
should you have previewed?
should they have previewed? 	should I have been previewing?
should you have been previewing?
should she have been previewing?
should we have been previewing?
should you have been previewing?
should they have been previewing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I preview?
shouldn't you preview?
shouldn't she preview?
shouldn't we preview?
shouldn't you preview?
shouldn't they preview? 	shouldn't I be previewing?
shouldn't you be previewing?
shouldn't she be previewing?
shouldn't we be previewing?
shouldn't you be previewing?
shouldn't they be previewing? 	shouldn't I have previewed?
shouldn't you have previewed?
shouldn't she have previewed?
shouldn't we have previewed?
shouldn't you have previewed?
shouldn't they have previewed? 	shouldn't I have been previewing?
shouldn't you have been previewing?
shouldn't she have been previewing?
shouldn't we have been previewing?
shouldn't you have been previewing?
shouldn't they have been previewing?