English verb conjugation MUST TREAD

Irregular verb: tread - trod - trod, trodden


Affirmation

Simple form

I must tread
you must tread
he must tread
we must tread
you must tread
they must tread

V-ing form

I must be treading
you must be treading
he must be treading
we must be treading
you must be treading
they must be treading

Perfect

I must have trod, trodden
you must have trod, trodden
he must have trod, trodden
we must have trod, trodden
you must have trod, trodden
they must have trod, trodden

V-ing perfect

I must have been treading
you must have been treading
he must have been treading
we must have been treading
you must have been treading
they must have been treading

Negation

Simple form

I must not tread
you must not tread
he must not tread
we must not tread
you must not tread
they must not tread

V-ing form

I must not be treading
you must not be treading
he must not be treading
we must not be treading
you must not be treading
they must not be treading

Perfect

I must not have trod, trodden
you must not have trod, trodden
he must not have trod, trodden
we must not have trod, trodden
you must not have trod, trodden
they must not have trod, trodden

V-ing perfect

I must not have been treading
you must not have been treading
he must not have been treading
we must not have been treading
you must not have been treading
they must not have been treading

Interrogative form

Simple form

must I tread?
must you tread?
must he tread?
must we tread?
must you tread?
must they tread?

V-ing form

must I be treading?
must you be treading?
must he be treading?
must we be treading?
must you be treading?
must they be treading?

Perfect

must I have trod, trodden?
must you have trod, trodden?
must he have trod, trodden?
must we have trod, trodden?
must you have trod, trodden?
must they have trod, trodden?

V-ing perfect

must I have been treading?
must you have been treading?
must he have been treading?
must we have been treading?
must you have been treading?
must they have been treading?

Interro-negative form

Simple form

must I not tread?
must you not tread?
must he not tread?
must we not tread?
must you not tread?
must they not tread?

V-ing form

must I not be treading?
must you not be treading?
must he not be treading?
must we not be treading?
must you not be treading?
must they not be treading?

Perfect

must I not have trod, trodden?
must you not have trod, trodden?
must he not have trod, trodden?
must we not have trod, trodden?
must you not have trod, trodden?
must they not have trod, trodden?

V-ing perfect

must I not have been treading?
must you not have been treading?
must he not have been treading?
must we not have been treading?
must you not have been treading?
must they not have been treading?