can buttress
Verbo regolare: buttress - buttressed- buttressed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can buttress
you can buttress
she can buttress
we can buttress
you can buttress
they can buttress 	I can be buttressing
you can be buttressing
she can be buttressing
we can be buttressing
you can be buttressing
they can be buttressing	I can have buttressed
you can have buttressed
she can have buttressed
we can have buttressed
you can have buttressed
they can have buttressed	I can have been buttressing
you can have been buttressing
she can have been buttressing
we can have been buttressing
you can have been buttressing
they can have been buttressing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I cannot buttress
you cannot buttress
she cannot buttress
we cannot buttress
you cannot buttress
they cannot buttress 	I cannot be buttressing
you cannot be buttressing
she cannot be buttressing
we cannot be buttressing
you cannot be buttressing
they cannot be buttressing	I cannot have buttressed
you cannot have buttressed
she cannot have buttressed
we cannot have buttressed
you cannot have buttressed
they cannot have buttressed	I cannot have been buttressing
you cannot have been buttressing
she cannot have been buttressing
we cannot have been buttressing
you cannot have been buttressing
they cannot have been buttressing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I buttress?
can you buttress?
can she buttress?
can we buttress?
can you buttress?
can they buttress? 	can I be buttressing?
can you be buttressing?
can she be buttressing?
can we be buttressing?
can you be buttressing?
can they be buttressing? 	can I have buttressed?
can you have buttressed?
can she have buttressed?
can we have buttressed?
can you have buttressed?
can they have buttressed? 	can I have been buttressing?
can you have been buttressing?
can she have been buttressing?
can we have been buttressing?
can you have been buttressing?
can they have been buttressing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I not buttress?
can you not buttress?
can she not buttress?
can we not buttress?
can you not buttress?
can they not buttress? 	can I not be buttressing?
can you not be buttressing?
can she not be buttressing?
can we not be buttressing?
can you not be buttressing?
can they not be buttressing? 	can I not have buttressed?
can you not have buttressed?
can she not have buttressed?
can we not have buttressed?
can you not have buttressed?
can they not have buttressed? 	can I not have been buttressing?
can you not have been buttressing?
can she not have been buttressing?
can we not have been buttressing?
can you not have been buttressing?
can they not have been buttressing?