should sing
Verbe irrégulier : sing - sang- sung
Traduction française : chanter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should sing
you should sing
he should sing
we should sing
you should sing
they should sing 	I should be singing
you should be singing
he should be singing
we should be singing
you should be singing
they should be singing	I should have sung
you should have sung
he should have sung
we should have sung
you should have sung
they should have sung	I should have been singing
you should have been singing
he should have been singing
we should have been singing
you should have been singing
they should have been singing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not sing
you should not sing
he should not sing
we should not sing
you should not sing
they should not sing 	I should not be singing
you should not be singing
he should not be singing
we should not be singing
you should not be singing
they should not be singing	I should not have sung
you should not have sung
he should not have sung
we should not have sung
you should not have sung
they should not have sung	I should not have been singing
you should not have been singing
he should not have been singing
we should not have been singing
you should not have been singing
they should not have been singing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I sing?
should you sing?
should he sing?
should we sing?
should you sing?
should they sing? 	should I be singing?
should you be singing?
should he be singing?
should we be singing?
should you be singing?
should they be singing? 	should I have sung?
should you have sung?
should he have sung?
should we have sung?
should you have sung?
should they have sung? 	should I have been singing?
should you have been singing?
should he have been singing?
should we have been singing?
should you have been singing?
should they have been singing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not sing?
should you not sing?
should he not sing?
should we not sing?
should you not sing?
should they not sing? 	should I not be singing?
should you not be singing?
should he not be singing?
should we not be singing?
should you not be singing?
should they not be singing? 	should I not have sung?
should you not have sung?
should he not have sung?
should we not have sung?
should you not have sung?
should they not have sung? 	should I not have been singing?
should you not have been singing?
should he not have been singing?
should we not have been singing?
should you not have been singing?
should they not have been singing?