should attempt
Verbo regular: attempt - attempted- attempted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should attempt
you should attempt
he should attempt
we should attempt
you should attempt
they should attempt 	I should be attempting
you should be attempting
he should be attempting
we should be attempting
you should be attempting
they should be attempting	I should have attempted
you should have attempted
he should have attempted
we should have attempted
you should have attempted
they should have attempted	I should have been attempting
you should have been attempting
he should have been attempting
we should have been attempting
you should have been attempting
they should have been attempting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not attempt
you should not attempt
he should not attempt
we should not attempt
you should not attempt
they should not attempt 	I should not be attempting
you should not be attempting
he should not be attempting
we should not be attempting
you should not be attempting
they should not be attempting	I should not have attempted
you should not have attempted
he should not have attempted
we should not have attempted
you should not have attempted
they should not have attempted	I should not have been attempting
you should not have been attempting
he should not have been attempting
we should not have been attempting
you should not have been attempting
they should not have been attempting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I attempt?
should you attempt?
should he attempt?
should we attempt?
should you attempt?
should they attempt? 	should I be attempting?
should you be attempting?
should he be attempting?
should we be attempting?
should you be attempting?
should they be attempting? 	should I have attempted?
should you have attempted?
should he have attempted?
should we have attempted?
should you have attempted?
should they have attempted? 	should I have been attempting?
should you have been attempting?
should he have been attempting?
should we have been attempting?
should you have been attempting?
should they have been attempting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not attempt?
should you not attempt?
should he not attempt?
should we not attempt?
should you not attempt?
should they not attempt? 	should I not be attempting?
should you not be attempting?
should he not be attempting?
should we not be attempting?
should you not be attempting?
should they not be attempting? 	should I not have attempted?
should you not have attempted?
should he not have attempted?
should we not have attempted?
should you not have attempted?
should they not have attempted? 	should I not have been attempting?
should you not have been attempting?
should he not have been attempting?
should we not have been attempting?
should you not have been attempting?
should they not have been attempting?