should sip
Verbo regular: sip - sipped- sipped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should sip
you should sip
he should sip
we should sip
you should sip
they should sip 	I should be sipping
you should be sipping
he should be sipping
we should be sipping
you should be sipping
they should be sipping	I should have sipped
you should have sipped
he should have sipped
we should have sipped
you should have sipped
they should have sipped	I should have been sipping
you should have been sipping
he should have been sipping
we should have been sipping
you should have been sipping
they should have been sipping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not sip
you should not sip
he should not sip
we should not sip
you should not sip
they should not sip 	I should not be sipping
you should not be sipping
he should not be sipping
we should not be sipping
you should not be sipping
they should not be sipping	I should not have sipped
you should not have sipped
he should not have sipped
we should not have sipped
you should not have sipped
they should not have sipped	I should not have been sipping
you should not have been sipping
he should not have been sipping
we should not have been sipping
you should not have been sipping
they should not have been sipping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I sip?
should you sip?
should he sip?
should we sip?
should you sip?
should they sip? 	should I be sipping?
should you be sipping?
should he be sipping?
should we be sipping?
should you be sipping?
should they be sipping? 	should I have sipped?
should you have sipped?
should he have sipped?
should we have sipped?
should you have sipped?
should they have sipped? 	should I have been sipping?
should you have been sipping?
should he have been sipping?
should we have been sipping?
should you have been sipping?
should they have been sipping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not sip?
should you not sip?
should he not sip?
should we not sip?
should you not sip?
should they not sip? 	should I not be sipping?
should you not be sipping?
should he not be sipping?
should we not be sipping?
should you not be sipping?
should they not be sipping? 	should I not have sipped?
should you not have sipped?
should he not have sipped?
should we not have sipped?
should you not have sipped?
should they not have sipped? 	should I not have been sipping?
should you not have been sipping?
should he not have been sipping?
should we not have been sipping?
should you not have been sipping?
should they not have been sipping?