should navigate
Regular verb: navigate - navigated- navigated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd navigate
you'd navigate
she'd navigate
we'd navigate
you'd navigate
they'd navigate 	I'd be navigating
you'd be navigating
she'd be navigating
we'd be navigating
you'd be navigating
they'd be navigating	I should've navigated
you should've navigated
she should've navigated
we should've navigated
you should've navigated
they should've navigated	I should've been navigating
you should've been navigating
she should've been navigating
we should've been navigating
you should've been navigating
they should've been navigating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't navigate
you shouldn't navigate
she shouldn't navigate
we shouldn't navigate
you shouldn't navigate
they shouldn't navigate 	I shouldn't be navigating
you shouldn't be navigating
she shouldn't be navigating
we shouldn't be navigating
you shouldn't be navigating
they shouldn't be navigating	I shouldn't have navigated
you shouldn't have navigated
she shouldn't have navigated
we shouldn't have navigated
you shouldn't have navigated
they shouldn't have navigated	I shouldn't have been navigating
you shouldn't have been navigating
she shouldn't have been navigating
we shouldn't have been navigating
you shouldn't have been navigating
they shouldn't have been navigating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I navigate?
should you navigate?
should she navigate?
should we navigate?
should you navigate?
should they navigate? 	should I be navigating?
should you be navigating?
should she be navigating?
should we be navigating?
should you be navigating?
should they be navigating? 	should I have navigated?
should you have navigated?
should she have navigated?
should we have navigated?
should you have navigated?
should they have navigated? 	should I have been navigating?
should you have been navigating?
should she have been navigating?
should we have been navigating?
should you have been navigating?
should they have been navigating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I navigate?
shouldn't you navigate?
shouldn't she navigate?
shouldn't we navigate?
shouldn't you navigate?
shouldn't they navigate? 	shouldn't I be navigating?
shouldn't you be navigating?
shouldn't she be navigating?
shouldn't we be navigating?
shouldn't you be navigating?
shouldn't they be navigating? 	shouldn't I have navigated?
shouldn't you have navigated?
shouldn't she have navigated?
shouldn't we have navigated?
shouldn't you have navigated?
shouldn't they have navigated? 	shouldn't I have been navigating?
shouldn't you have been navigating?
shouldn't she have been navigating?
shouldn't we have been navigating?
shouldn't you have been navigating?
shouldn't they have been navigating?