English verb conjugation MUST GLASS

Regular verb: glass - glassed - glassed

Affirmation

Simple form

I must glass
you must glass
she must glass
we must glass
you must glass
they must glass

V-ing form

I must be glassing
you must be glassing
she must be glassing
we must be glassing
you must be glassing
they must be glassing

Perfect

I must have glassed
you must have glassed
she must have glassed
we must have glassed
you must have glassed
they must have glassed

V-ing perfect

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

Negation

Simple form

I must not glass
you must not glass
she must not glass
we must not glass
you must not glass
they must not glass

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I glass?
must you glass?
must she glass?
must we glass?
must you glass?
must they glass?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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