should extenuate
Regular verb: extenuate - extenuated- extenuated

Affirmation 	
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I should extenuate
you should extenuate
he should extenuate
we should extenuate
you should extenuate
they should extenuate 	I should be extenuating
you should be extenuating
he should be extenuating
we should be extenuating
you should be extenuating
they should be extenuating	I should have extenuated
you should have extenuated
he should have extenuated
we should have extenuated
you should have extenuated
they should have extenuated	I should have been extenuating
you should have been extenuating
he should have been extenuating
we should have been extenuating
you should have been extenuating
they should have been extenuating	

Negation 	
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I should not extenuate
you should not extenuate
he should not extenuate
we should not extenuate
you should not extenuate
they should not extenuate 	I should not be extenuating
you should not be extenuating
he should not be extenuating
we should not be extenuating
you should not be extenuating
they should not be extenuating	I should not have extenuated
you should not have extenuated
he should not have extenuated
we should not have extenuated
you should not have extenuated
they should not have extenuated	I should not have been extenuating
you should not have been extenuating
he should not have been extenuating
we should not have been extenuating
you should not have been extenuating
they should not have been extenuating	

Interrogative form 	
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should I extenuate?
should you extenuate?
should he extenuate?
should we extenuate?
should you extenuate?
should they extenuate? 	should I be extenuating?
should you be extenuating?
should he be extenuating?
should we be extenuating?
should you be extenuating?
should they be extenuating? 	should I have extenuated?
should you have extenuated?
should he have extenuated?
should we have extenuated?
should you have extenuated?
should they have extenuated? 	should I have been extenuating?
should you have been extenuating?
should he have been extenuating?
should we have been extenuating?
should you have been extenuating?
should they have been extenuating? 	

Interro-negative form 	
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should I not extenuate?
should you not extenuate?
should he not extenuate?
should we not extenuate?
should you not extenuate?
should they not extenuate? 	should I not be extenuating?
should you not be extenuating?
should he not be extenuating?
should we not be extenuating?
should you not be extenuating?
should they not be extenuating? 	should I not have extenuated?
should you not have extenuated?
should he not have extenuated?
should we not have extenuated?
should you not have extenuated?
should they not have extenuated? 	should I not have been extenuating?
should you not have been extenuating?
should he not have been extenuating?
should we not have been extenuating?
should you not have been extenuating?
should they not have been extenuating?