should retrospect
Verbe régulier : retrospect - retrospected- retrospected

Affirmation 	
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I'd retrospect
you'd retrospect
he'd retrospect
we'd retrospect
you'd retrospect
they'd retrospect 	I'd be retrospecting
you'd be retrospecting
he'd be retrospecting
we'd be retrospecting
you'd be retrospecting
they'd be retrospecting	I should've retrospected
you should've retrospected
he should've retrospected
we should've retrospected
you should've retrospected
they should've retrospected	I should've been retrospecting
you should've been retrospecting
he should've been retrospecting
we should've been retrospecting
you should've been retrospecting
they should've been retrospecting	

Négation 	
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I shouldn't retrospect
you shouldn't retrospect
he shouldn't retrospect
we shouldn't retrospect
you shouldn't retrospect
they shouldn't retrospect 	I shouldn't be retrospecting
you shouldn't be retrospecting
he shouldn't be retrospecting
we shouldn't be retrospecting
you shouldn't be retrospecting
they shouldn't be retrospecting	I shouldn't have retrospected
you shouldn't have retrospected
he shouldn't have retrospected
we shouldn't have retrospected
you shouldn't have retrospected
they shouldn't have retrospected	I shouldn't have been retrospecting
you shouldn't have been retrospecting
he shouldn't have been retrospecting
we shouldn't have been retrospecting
you shouldn't have been retrospecting
they shouldn't have been retrospecting	

Forme interrogative 	
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should I retrospect?
should you retrospect?
should he retrospect?
should we retrospect?
should you retrospect?
should they retrospect? 	should I be retrospecting?
should you be retrospecting?
should he be retrospecting?
should we be retrospecting?
should you be retrospecting?
should they be retrospecting? 	should I have retrospected?
should you have retrospected?
should he have retrospected?
should we have retrospected?
should you have retrospected?
should they have retrospected? 	should I have been retrospecting?
should you have been retrospecting?
should he have been retrospecting?
should we have been retrospecting?
should you have been retrospecting?
should they have been retrospecting? 	

Forme interro-négative 	
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shouldn't I retrospect?
shouldn't you retrospect?
shouldn't he retrospect?
shouldn't we retrospect?
shouldn't you retrospect?
shouldn't they retrospect? 	shouldn't I be retrospecting?
shouldn't you be retrospecting?
shouldn't he be retrospecting?
shouldn't we be retrospecting?
shouldn't you be retrospecting?
shouldn't they be retrospecting? 	shouldn't I have retrospected?
shouldn't you have retrospected?
shouldn't he have retrospected?
shouldn't we have retrospected?
shouldn't you have retrospected?
shouldn't they have retrospected? 	shouldn't I have been retrospecting?
shouldn't you have been retrospecting?
shouldn't he have been retrospecting?
shouldn't we have been retrospecting?
shouldn't you have been retrospecting?
shouldn't they have been retrospecting?