Conjugación del verbo inglés
COULD WITHSTAND

Verbo irregular: withstand - withstood - withstood

Afirmación

Forma simple	Forma con V-ing
I could withstand you could withstand she could withstand we could withstand you could withstand they could withstand	I could be withstanding you could be withstanding she could be withstanding we could be withstanding you could be withstanding they could be withstanding
Perfecto	Perfecto con V-ing
I could have withstood you could have withstood she could have withstood we could have withstood you could have withstood they could have withstood	I could have been withstanding you could have been withstanding she could have been withstanding we could have been withstanding you could have been withstanding they could have been withstanding

Negación

Forma simple	Forma con V-ing
I couldn't withstand you couldn't withstand she couldn't withstand we couldn't withstand you couldn't withstand they couldn't withstand	I couldn't be withstanding you couldn't be withstanding she couldn't be withstanding we couldn't be withstanding you couldn't be withstanding they couldn't be withstanding
Perfecto	Perfecto con V-ing
I couldn't have withstood you couldn't have withstood she couldn't have withstood we couldn't have withstood you couldn't have withstood they couldn't have withstood	I couldn't have been withstanding you couldn't have been withstanding she couldn't have been withstanding we couldn't have been withstanding you couldn't have been withstanding they couldn't have been withstanding

Forma interrogativa

Forma simple	Forma con V-ing
could I withstand? could you withstand? could she withstand? could we withstand? could you withstand? could they withstand?	could I be withstanding? could you be withstanding? could she be withstanding? could we be withstanding? could you be withstanding? could they be withstanding?
Perfecto	Perfecto con V-ing
could I have withstood? could you have withstood? could she have withstood? could we have withstood? could you have withstood? could they have withstood?	could I have been withstanding? could you have been withstanding? could she have been withstanding? could we have been withstanding? could you have been withstanding? could they have been withstanding?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I withstand? couldn't you withstand? couldn't she withstand? couldn't we withstand? couldn't you withstand? couldn't they withstand?	couldn't I be withstanding? couldn't you be withstanding? couldn't she be withstanding? couldn't we be withstanding? couldn't you be withstanding? couldn't they be withstanding?
Perfecto	Perfecto con V-ing
couldn't I have withstood? couldn't you have withstood? couldn't she have withstood? couldn't we have withstood? couldn't you have withstood? couldn't they have withstood?	couldn't I have been withstanding? couldn't you have been withstanding? couldn't she have been withstanding? couldn't we have been withstanding? couldn't you have been withstanding? couldn't they have been withstanding?