should decontaminate
Regular verb: decontaminate - decontaminated- decontaminated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should decontaminate
you should decontaminate
he should decontaminate
we should decontaminate
you should decontaminate
they should decontaminate 	I should be decontaminating
you should be decontaminating
he should be decontaminating
we should be decontaminating
you should be decontaminating
they should be decontaminating	I should have decontaminated
you should have decontaminated
he should have decontaminated
we should have decontaminated
you should have decontaminated
they should have decontaminated	I should have been decontaminating
you should have been decontaminating
he should have been decontaminating
we should have been decontaminating
you should have been decontaminating
they should have been decontaminating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not decontaminate
you should not decontaminate
he should not decontaminate
we should not decontaminate
you should not decontaminate
they should not decontaminate 	I should not be decontaminating
you should not be decontaminating
he should not be decontaminating
we should not be decontaminating
you should not be decontaminating
they should not be decontaminating	I should not have decontaminated
you should not have decontaminated
he should not have decontaminated
we should not have decontaminated
you should not have decontaminated
they should not have decontaminated	I should not have been decontaminating
you should not have been decontaminating
he should not have been decontaminating
we should not have been decontaminating
you should not have been decontaminating
they should not have been decontaminating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I decontaminate?
should you decontaminate?
should he decontaminate?
should we decontaminate?
should you decontaminate?
should they decontaminate? 	should I be decontaminating?
should you be decontaminating?
should he be decontaminating?
should we be decontaminating?
should you be decontaminating?
should they be decontaminating? 	should I have decontaminated?
should you have decontaminated?
should he have decontaminated?
should we have decontaminated?
should you have decontaminated?
should they have decontaminated? 	should I have been decontaminating?
should you have been decontaminating?
should he have been decontaminating?
should we have been decontaminating?
should you have been decontaminating?
should they have been decontaminating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not decontaminate?
should you not decontaminate?
should he not decontaminate?
should we not decontaminate?
should you not decontaminate?
should they not decontaminate? 	should I not be decontaminating?
should you not be decontaminating?
should he not be decontaminating?
should we not be decontaminating?
should you not be decontaminating?
should they not be decontaminating? 	should I not have decontaminated?
should you not have decontaminated?
should he not have decontaminated?
should we not have decontaminated?
should you not have decontaminated?
should they not have decontaminated? 	should I not have been decontaminating?
should you not have been decontaminating?
should he not have been decontaminating?
should we not have been decontaminating?
should you not have been decontaminating?
should they not have been decontaminating?