should contact
Verbo regular: contact - contacted- contacted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should contact
you should contact
she should contact
we should contact
you should contact
they should contact 	I should be contacting
you should be contacting
she should be contacting
we should be contacting
you should be contacting
they should be contacting	I should have contacted
you should have contacted
she should have contacted
we should have contacted
you should have contacted
they should have contacted	I should have been contacting
you should have been contacting
she should have been contacting
we should have been contacting
you should have been contacting
they should have been contacting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not contact
you should not contact
she should not contact
we should not contact
you should not contact
they should not contact 	I should not be contacting
you should not be contacting
she should not be contacting
we should not be contacting
you should not be contacting
they should not be contacting	I should not have contacted
you should not have contacted
she should not have contacted
we should not have contacted
you should not have contacted
they should not have contacted	I should not have been contacting
you should not have been contacting
she should not have been contacting
we should not have been contacting
you should not have been contacting
they should not have been contacting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I contact?
should you contact?
should she contact?
should we contact?
should you contact?
should they contact? 	should I be contacting?
should you be contacting?
should she be contacting?
should we be contacting?
should you be contacting?
should they be contacting? 	should I have contacted?
should you have contacted?
should she have contacted?
should we have contacted?
should you have contacted?
should they have contacted? 	should I have been contacting?
should you have been contacting?
should she have been contacting?
should we have been contacting?
should you have been contacting?
should they have been contacting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not contact?
should you not contact?
should she not contact?
should we not contact?
should you not contact?
should they not contact? 	should I not be contacting?
should you not be contacting?
should she not be contacting?
should we not be contacting?
should you not be contacting?
should they not be contacting? 	should I not have contacted?
should you not have contacted?
should she not have contacted?
should we not have contacted?
should you not have contacted?
should they not have contacted? 	should I not have been contacting?
should you not have been contacting?
should she not have been contacting?
should we not have been contacting?
should you not have been contacting?
should they not have been contacting?