should tender
Verbo regular: tender - tendered- tendered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should tender
you should tender
she should tender
we should tender
you should tender
they should tender 	I should be tendering
you should be tendering
she should be tendering
we should be tendering
you should be tendering
they should be tendering	I should have tendered
you should have tendered
she should have tendered
we should have tendered
you should have tendered
they should have tendered	I should have been tendering
you should have been tendering
she should have been tendering
we should have been tendering
you should have been tendering
they should have been tendering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not tender
you should not tender
she should not tender
we should not tender
you should not tender
they should not tender 	I should not be tendering
you should not be tendering
she should not be tendering
we should not be tendering
you should not be tendering
they should not be tendering	I should not have tendered
you should not have tendered
she should not have tendered
we should not have tendered
you should not have tendered
they should not have tendered	I should not have been tendering
you should not have been tendering
she should not have been tendering
we should not have been tendering
you should not have been tendering
they should not have been tendering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I tender?
should you tender?
should she tender?
should we tender?
should you tender?
should they tender? 	should I be tendering?
should you be tendering?
should she be tendering?
should we be tendering?
should you be tendering?
should they be tendering? 	should I have tendered?
should you have tendered?
should she have tendered?
should we have tendered?
should you have tendered?
should they have tendered? 	should I have been tendering?
should you have been tendering?
should she have been tendering?
should we have been tendering?
should you have been tendering?
should they have been tendering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not tender?
should you not tender?
should she not tender?
should we not tender?
should you not tender?
should they not tender? 	should I not be tendering?
should you not be tendering?
should she not be tendering?
should we not be tendering?
should you not be tendering?
should they not be tendering? 	should I not have tendered?
should you not have tendered?
should she not have tendered?
should we not have tendered?
should you not have tendered?
should they not have tendered? 	should I not have been tendering?
should you not have been tendering?
should she not have been tendering?
should we not have been tendering?
should you not have been tendering?
should they not have been tendering?