should submerge
Regular verb: submerge - submerged- submerged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd submerge
you'd submerge
she'd submerge
we'd submerge
you'd submerge
they'd submerge 	I'd be submerging
you'd be submerging
she'd be submerging
we'd be submerging
you'd be submerging
they'd be submerging	I should've submerged
you should've submerged
she should've submerged
we should've submerged
you should've submerged
they should've submerged	I should've been submerging
you should've been submerging
she should've been submerging
we should've been submerging
you should've been submerging
they should've been submerging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't submerge
you shouldn't submerge
she shouldn't submerge
we shouldn't submerge
you shouldn't submerge
they shouldn't submerge 	I shouldn't be submerging
you shouldn't be submerging
she shouldn't be submerging
we shouldn't be submerging
you shouldn't be submerging
they shouldn't be submerging	I shouldn't have submerged
you shouldn't have submerged
she shouldn't have submerged
we shouldn't have submerged
you shouldn't have submerged
they shouldn't have submerged	I shouldn't have been submerging
you shouldn't have been submerging
she shouldn't have been submerging
we shouldn't have been submerging
you shouldn't have been submerging
they shouldn't have been submerging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I submerge?
should you submerge?
should she submerge?
should we submerge?
should you submerge?
should they submerge? 	should I be submerging?
should you be submerging?
should she be submerging?
should we be submerging?
should you be submerging?
should they be submerging? 	should I have submerged?
should you have submerged?
should she have submerged?
should we have submerged?
should you have submerged?
should they have submerged? 	should I have been submerging?
should you have been submerging?
should she have been submerging?
should we have been submerging?
should you have been submerging?
should they have been submerging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I submerge?
shouldn't you submerge?
shouldn't she submerge?
shouldn't we submerge?
shouldn't you submerge?
shouldn't they submerge? 	shouldn't I be submerging?
shouldn't you be submerging?
shouldn't she be submerging?
shouldn't we be submerging?
shouldn't you be submerging?
shouldn't they be submerging? 	shouldn't I have submerged?
shouldn't you have submerged?
shouldn't she have submerged?
shouldn't we have submerged?
shouldn't you have submerged?
shouldn't they have submerged? 	shouldn't I have been submerging?
shouldn't you have been submerging?
shouldn't she have been submerging?
shouldn't we have been submerging?
shouldn't you have been submerging?
shouldn't they have been submerging?