should apprentice
Regular verb: apprentice - apprenticed- apprenticed

Affirmation 	
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I'd apprentice
you'd apprentice
she'd apprentice
we'd apprentice
you'd apprentice
they'd apprentice 	I'd be apprenticing
you'd be apprenticing
she'd be apprenticing
we'd be apprenticing
you'd be apprenticing
they'd be apprenticing	I should've apprenticed
you should've apprenticed
she should've apprenticed
we should've apprenticed
you should've apprenticed
they should've apprenticed	I should've been apprenticing
you should've been apprenticing
she should've been apprenticing
we should've been apprenticing
you should've been apprenticing
they should've been apprenticing	

Negation 	
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I shouldn't apprentice
you shouldn't apprentice
she shouldn't apprentice
we shouldn't apprentice
you shouldn't apprentice
they shouldn't apprentice 	I shouldn't be apprenticing
you shouldn't be apprenticing
she shouldn't be apprenticing
we shouldn't be apprenticing
you shouldn't be apprenticing
they shouldn't be apprenticing	I shouldn't have apprenticed
you shouldn't have apprenticed
she shouldn't have apprenticed
we shouldn't have apprenticed
you shouldn't have apprenticed
they shouldn't have apprenticed	I shouldn't have been apprenticing
you shouldn't have been apprenticing
she shouldn't have been apprenticing
we shouldn't have been apprenticing
you shouldn't have been apprenticing
they shouldn't have been apprenticing	

Interrogative form 	
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should I apprentice?
should you apprentice?
should she apprentice?
should we apprentice?
should you apprentice?
should they apprentice? 	should I be apprenticing?
should you be apprenticing?
should she be apprenticing?
should we be apprenticing?
should you be apprenticing?
should they be apprenticing? 	should I have apprenticed?
should you have apprenticed?
should she have apprenticed?
should we have apprenticed?
should you have apprenticed?
should they have apprenticed? 	should I have been apprenticing?
should you have been apprenticing?
should she have been apprenticing?
should we have been apprenticing?
should you have been apprenticing?
should they have been apprenticing? 	

Interro-negative form 	
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shouldn't I apprentice?
shouldn't you apprentice?
shouldn't she apprentice?
shouldn't we apprentice?
shouldn't you apprentice?
shouldn't they apprentice? 	shouldn't I be apprenticing?
shouldn't you be apprenticing?
shouldn't she be apprenticing?
shouldn't we be apprenticing?
shouldn't you be apprenticing?
shouldn't they be apprenticing? 	shouldn't I have apprenticed?
shouldn't you have apprenticed?
shouldn't she have apprenticed?
shouldn't we have apprenticed?
shouldn't you have apprenticed?
shouldn't they have apprenticed? 	shouldn't I have been apprenticing?
shouldn't you have been apprenticing?
shouldn't she have been apprenticing?
shouldn't we have been apprenticing?
shouldn't you have been apprenticing?
shouldn't they have been apprenticing?