can withstand
Verbo irregular: withstand - withstood- withstood

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can withstand
you can withstand
he can withstand
we can withstand
you can withstand
they can withstand 	I can be withstanding
you can be withstanding
he can be withstanding
we can be withstanding
you can be withstanding
they can be withstanding	I can have withstood
you can have withstood
he can have withstood
we can have withstood
you can have withstood
they can have withstood	I can have been withstanding
you can have been withstanding
he can have been withstanding
we can have been withstanding
you can have been withstanding
they can have been withstanding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot withstand
you cannot withstand
he cannot withstand
we cannot withstand
you cannot withstand
they cannot withstand 	I cannot be withstanding
you cannot be withstanding
he cannot be withstanding
we cannot be withstanding
you cannot be withstanding
they cannot be withstanding	I cannot have withstood
you cannot have withstood
he cannot have withstood
we cannot have withstood
you cannot have withstood
they cannot have withstood	I cannot have been withstanding
you cannot have been withstanding
he cannot have been withstanding
we cannot have been withstanding
you cannot have been withstanding
they cannot have been withstanding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I withstand?
can you withstand?
can he withstand?
can we withstand?
can you withstand?
can they withstand? 	can I be withstanding?
can you be withstanding?
can he be withstanding?
can we be withstanding?
can you be withstanding?
can they be withstanding? 	can I have withstood?
can you have withstood?
can he have withstood?
can we have withstood?
can you have withstood?
can they have withstood? 	can I have been withstanding?
can you have been withstanding?
can he have been withstanding?
can we have been withstanding?
can you have been withstanding?
can they have been withstanding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not withstand?
can you not withstand?
can he not withstand?
can we not withstand?
can you not withstand?
can they not withstand? 	can I not be withstanding?
can you not be withstanding?
can he not be withstanding?
can we not be withstanding?
can you not be withstanding?
can they not be withstanding? 	can I not have withstood?
can you not have withstood?
can he not have withstood?
can we not have withstood?
can you not have withstood?
can they not have withstood? 	can I not have been withstanding?
can you not have been withstanding?
can he not have been withstanding?
can we not have been withstanding?
can you not have been withstanding?
can they not have been withstanding?