should tick
Verbo regular: tick - ticked- ticked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should tick
you should tick
he should tick
we should tick
you should tick
they should tick 	I should be ticking
you should be ticking
he should be ticking
we should be ticking
you should be ticking
they should be ticking	I should have ticked
you should have ticked
he should have ticked
we should have ticked
you should have ticked
they should have ticked	I should have been ticking
you should have been ticking
he should have been ticking
we should have been ticking
you should have been ticking
they should have been ticking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not tick
you should not tick
he should not tick
we should not tick
you should not tick
they should not tick 	I should not be ticking
you should not be ticking
he should not be ticking
we should not be ticking
you should not be ticking
they should not be ticking	I should not have ticked
you should not have ticked
he should not have ticked
we should not have ticked
you should not have ticked
they should not have ticked	I should not have been ticking
you should not have been ticking
he should not have been ticking
we should not have been ticking
you should not have been ticking
they should not have been ticking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I tick?
should you tick?
should he tick?
should we tick?
should you tick?
should they tick? 	should I be ticking?
should you be ticking?
should he be ticking?
should we be ticking?
should you be ticking?
should they be ticking? 	should I have ticked?
should you have ticked?
should he have ticked?
should we have ticked?
should you have ticked?
should they have ticked? 	should I have been ticking?
should you have been ticking?
should he have been ticking?
should we have been ticking?
should you have been ticking?
should they have been ticking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not tick?
should you not tick?
should he not tick?
should we not tick?
should you not tick?
should they not tick? 	should I not be ticking?
should you not be ticking?
should he not be ticking?
should we not be ticking?
should you not be ticking?
should they not be ticking? 	should I not have ticked?
should you not have ticked?
should he not have ticked?
should we not have ticked?
should you not have ticked?
should they not have ticked? 	should I not have been ticking?
should you not have been ticking?
should he not have been ticking?
should we not have been ticking?
should you not have been ticking?
should they not have been ticking?