will concertina
Verbo regular: concertina - concertinaed- concertinaed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I will concertina
you will concertina
he will concertina
we will concertina
you will concertina
they will concertina 	I will be concertinaing
you will be concertinaing
he will be concertinaing
we will be concertinaing
you will be concertinaing
they will be concertinaing	I will have concertinaed
you will have concertinaed
he will have concertinaed
we will have concertinaed
you will have concertinaed
they will have concertinaed	I will have been concertinaing
you will have been concertinaing
he will have been concertinaing
we will have been concertinaing
you will have been concertinaing
they will have been concertinaing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I will not concertina
you will not concertina
he will not concertina
we will not concertina
you will not concertina
they will not concertina 	I will not be concertinaing
you will not be concertinaing
he will not be concertinaing
we will not be concertinaing
you will not be concertinaing
they will not be concertinaing	I will not have concertinaed
you will not have concertinaed
he will not have concertinaed
we will not have concertinaed
you will not have concertinaed
they will not have concertinaed	I will not have been concertinaing
you will not have been concertinaing
he will not have been concertinaing
we will not have been concertinaing
you will not have been concertinaing
they will not have been concertinaing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
will I concertina?
will you concertina?
will he concertina?
will we concertina?
will you concertina?
will they concertina? 	will I be concertinaing?
will you be concertinaing?
will he be concertinaing?
will we be concertinaing?
will you be concertinaing?
will they be concertinaing? 	will I have concertinaed?
will you have concertinaed?
will he have concertinaed?
will we have concertinaed?
will you have concertinaed?
will they have concertinaed? 	will I have been concertinaing?
will you have been concertinaing?
will he have been concertinaing?
will we have been concertinaing?
will you have been concertinaing?
will they have been concertinaing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
will I not concertina?
will you not concertina?
will he not concertina?
will we not concertina?
will you not concertina?
will they not concertina? 	will I not be concertinaing?
will you not be concertinaing?
will he not be concertinaing?
will we not be concertinaing?
will you not be concertinaing?
will they not be concertinaing? 	will I not have concertinaed?
will you not have concertinaed?
will he not have concertinaed?
will we not have concertinaed?
will you not have concertinaed?
will they not have concertinaed? 	will I not have been concertinaing?
will you not have been concertinaing?
will he not have been concertinaing?
will we not have been concertinaing?
will you not have been concertinaing?
will they not have been concertinaing?