English verb conjugation MUST WITHSTAND

Irregular verb: withstand - withstood - withstood

Affirmation

Simple form

I must withstand
you must withstand
she must withstand
we must withstand
you must withstand
they must withstand

V-ing form

I must be withstanding
you must be withstanding
she must be withstanding
we must be withstanding
you must be withstanding
they must be withstanding

Perfect

I must have withstood
you must have withstood
she must have withstood
we must have withstood
you must have withstood
they must have withstood

V-ing perfect

I must have been withstanding
you must have been withstanding
she must have been withstanding
we must have been withstanding
you must have been withstanding
they must have been withstanding

Negation

Simple form

I must not withstand
you must not withstand
she must not withstand
we must not withstand
you must not withstand
they must not withstand

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I withstand?
must you withstand?
must she withstand?
must we withstand?
must you withstand?
must they withstand?

V-ing form

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

Perfect

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

V-ing perfect

must I have been withstanding?
must you have been withstanding?
must she have been withstanding?
must we have been withstanding?
must you have been withstanding?
must they have been withstanding?

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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