should zing
Verbo regular: zing - zinged- zinged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should zing
you should zing
he should zing
we should zing
you should zing
they should zing 	I should be zinging
you should be zinging
he should be zinging
we should be zinging
you should be zinging
they should be zinging	I should have zinged
you should have zinged
he should have zinged
we should have zinged
you should have zinged
they should have zinged	I should have been zinging
you should have been zinging
he should have been zinging
we should have been zinging
you should have been zinging
they should have been zinging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not zing
you should not zing
he should not zing
we should not zing
you should not zing
they should not zing 	I should not be zinging
you should not be zinging
he should not be zinging
we should not be zinging
you should not be zinging
they should not be zinging	I should not have zinged
you should not have zinged
he should not have zinged
we should not have zinged
you should not have zinged
they should not have zinged	I should not have been zinging
you should not have been zinging
he should not have been zinging
we should not have been zinging
you should not have been zinging
they should not have been zinging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I zing?
should you zing?
should he zing?
should we zing?
should you zing?
should they zing? 	should I be zinging?
should you be zinging?
should he be zinging?
should we be zinging?
should you be zinging?
should they be zinging? 	should I have zinged?
should you have zinged?
should he have zinged?
should we have zinged?
should you have zinged?
should they have zinged? 	should I have been zinging?
should you have been zinging?
should he have been zinging?
should we have been zinging?
should you have been zinging?
should they have been zinging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not zing?
should you not zing?
should he not zing?
should we not zing?
should you not zing?
should they not zing? 	should I not be zinging?
should you not be zinging?
should he not be zinging?
should we not be zinging?
should you not be zinging?
should they not be zinging? 	should I not have zinged?
should you not have zinged?
should he not have zinged?
should we not have zinged?
should you not have zinged?
should they not have zinged? 	should I not have been zinging?
should you not have been zinging?
should he not have been zinging?
should we not have been zinging?
should you not have been zinging?
should they not have been zinging?