English verb conjugation MUST WATERPROOF

Regular verb: waterproof - waterproofed - waterproofed

Affirmation

Simple form

I must waterproof
you must waterproof
she must waterproof
we must waterproof
you must waterproof
they must waterproof

V-ing form

I must be waterproofing
you must be waterproofing
she must be waterproofing
we must be waterproofing
you must be waterproofing
they must be waterproofing

Perfect

I must have waterproofed
you must have waterproofed
she must have waterproofed
we must have waterproofed
you must have waterproofed
they must have waterproofed

V-ing perfect

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

Negation

Simple form

I must not waterproof
you must not waterproof
she must not waterproof
we must not waterproof
you must not waterproof
they must not waterproof

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I waterproof?
must you waterproof?
must she waterproof?
must we waterproof?
must you waterproof?
must they waterproof?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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