should fax
Regular verb: fax - faxed- faxed

Affirmation 	
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I'd fax
you'd fax
he'd fax
we'd fax
you'd fax
they'd fax 	I'd be faxing
you'd be faxing
he'd be faxing
we'd be faxing
you'd be faxing
they'd be faxing	I should've faxed
you should've faxed
he should've faxed
we should've faxed
you should've faxed
they should've faxed	I should've been faxing
you should've been faxing
he should've been faxing
we should've been faxing
you should've been faxing
they should've been faxing	

Negation 	
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I shouldn't fax
you shouldn't fax
he shouldn't fax
we shouldn't fax
you shouldn't fax
they shouldn't fax 	I shouldn't be faxing
you shouldn't be faxing
he shouldn't be faxing
we shouldn't be faxing
you shouldn't be faxing
they shouldn't be faxing	I shouldn't have faxed
you shouldn't have faxed
he shouldn't have faxed
we shouldn't have faxed
you shouldn't have faxed
they shouldn't have faxed	I shouldn't have been faxing
you shouldn't have been faxing
he shouldn't have been faxing
we shouldn't have been faxing
you shouldn't have been faxing
they shouldn't have been faxing	

Interrogative form 	
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should I fax?
should you fax?
should he fax?
should we fax?
should you fax?
should they fax? 	should I be faxing?
should you be faxing?
should he be faxing?
should we be faxing?
should you be faxing?
should they be faxing? 	should I have faxed?
should you have faxed?
should he have faxed?
should we have faxed?
should you have faxed?
should they have faxed? 	should I have been faxing?
should you have been faxing?
should he have been faxing?
should we have been faxing?
should you have been faxing?
should they have been faxing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I fax?
shouldn't you fax?
shouldn't he fax?
shouldn't we fax?
shouldn't you fax?
shouldn't they fax? 	shouldn't I be faxing?
shouldn't you be faxing?
shouldn't he be faxing?
shouldn't we be faxing?
shouldn't you be faxing?
shouldn't they be faxing? 	shouldn't I have faxed?
shouldn't you have faxed?
shouldn't he have faxed?
shouldn't we have faxed?
shouldn't you have faxed?
shouldn't they have faxed? 	shouldn't I have been faxing?
shouldn't you have been faxing?
shouldn't he have been faxing?
shouldn't we have been faxing?
shouldn't you have been faxing?
shouldn't they have been faxing?