English verb conjugation COULD WITHSTAND

Irregular verb: withstand - withstood - withstood

Affirmation

Simple form

I could withstand
you could withstand
she could withstand
we could withstand
you could withstand
they could withstand

V-ing form

I could be withstanding
you could be withstanding
she could be withstanding
we could be withstanding
you could be withstanding
they could be withstanding

Perfect

I could have withstood
you could have withstood
she could have withstood
we could have withstood
you could have withstood
they could have withstood

V-ing perfect

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

Negation

Simple form

I could not withstand
you could not withstand
she could not withstand
we could not withstand
you could not withstand
they could not withstand

V-ing form

I could not be withstanding
you could not be withstanding
she could not be withstanding
we could not be withstanding
you could not be withstanding
they could not be withstanding

Perfect

I could not have withstood
you could not have withstood
she could not have withstood
we could not have withstood
you could not have withstood
they could not have withstood

V-ing perfect

I could not have been withstanding
you could not have been withstanding
she could not have been withstanding
we could not have been withstanding
you could not have been withstanding
they could not have been withstanding

Interrogative form

Simple form

could I withstand?
could you withstand?
could she withstand?
could we withstand?
could you withstand?
could they withstand?

V-ing form

could I be withstanding?
could you be withstanding?
could she be withstanding?
could we be withstanding?
could you be withstanding?
could they be withstanding?

Perfect

could I have withstood?
could you have withstood?
could she have withstood?
could we have withstood?
could you have withstood?
could they have withstood?

V-ing perfect

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?

Interro-negative form

Simple form

could I not withstand?
could you not withstand?
could she not withstand?
could we not withstand?
could you not withstand?
could they not withstand?

V-ing form

could I not be withstanding?
could you not be withstanding?
could she not be withstanding?
could we not be withstanding?
could you not be withstanding?
could they not be withstanding?

Perfect

could I not have withstood?
could you not have withstood?
could she not have withstood?
could we not have withstood?
could you not have withstood?
could they not have withstood?

V-ing perfect

could I not have been withstanding?
could you not have been withstanding?
could she not have been withstanding?
could we not have been withstanding?
could you not have been withstanding?
could they not have been withstanding?

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