should mar
Verbo regular: mar - marred- marred

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should mar
you should mar
he should mar
we should mar
you should mar
they should mar 	I should be marring
you should be marring
he should be marring
we should be marring
you should be marring
they should be marring	I should have marred
you should have marred
he should have marred
we should have marred
you should have marred
they should have marred	I should have been marring
you should have been marring
he should have been marring
we should have been marring
you should have been marring
they should have been marring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not mar
you should not mar
he should not mar
we should not mar
you should not mar
they should not mar 	I should not be marring
you should not be marring
he should not be marring
we should not be marring
you should not be marring
they should not be marring	I should not have marred
you should not have marred
he should not have marred
we should not have marred
you should not have marred
they should not have marred	I should not have been marring
you should not have been marring
he should not have been marring
we should not have been marring
you should not have been marring
they should not have been marring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I mar?
should you mar?
should he mar?
should we mar?
should you mar?
should they mar? 	should I be marring?
should you be marring?
should he be marring?
should we be marring?
should you be marring?
should they be marring? 	should I have marred?
should you have marred?
should he have marred?
should we have marred?
should you have marred?
should they have marred? 	should I have been marring?
should you have been marring?
should he have been marring?
should we have been marring?
should you have been marring?
should they have been marring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not mar?
should you not mar?
should he not mar?
should we not mar?
should you not mar?
should they not mar? 	should I not be marring?
should you not be marring?
should he not be marring?
should we not be marring?
should you not be marring?
should they not be marring? 	should I not have marred?
should you not have marred?
should he not have marred?
should we not have marred?
should you not have marred?
should they not have marred? 	should I not have been marring?
should you not have been marring?
should he not have been marring?
should we not have been marring?
should you not have been marring?
should they not have been marring?