English verb conjugation MUST CLOG

Regular verb: clog - clogged - clogged

Affirmation

Simple form

I must clog
you must clog
he must clog
we must clog
you must clog
they must clog

V-ing form

I must be clogging
you must be clogging
he must be clogging
we must be clogging
you must be clogging
they must be clogging

Perfect

I must have clogged
you must have clogged
he must have clogged
we must have clogged
you must have clogged
they must have clogged

V-ing perfect

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

Negation

Simple form

I must not clog
you must not clog
he must not clog
we must not clog
you must not clog
they must not clog

V-ing form

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

Perfect

I must not have clogged
you must not have clogged
he must not have clogged
we must not have clogged
you must not have clogged
they must not have clogged

V-ing perfect

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

Interrogative form

Simple form

must I clog?
must you clog?
must he clog?
must we clog?
must you clog?
must they clog?

V-ing form

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

Perfect

must I have clogged?
must you have clogged?
must he have clogged?
must we have clogged?
must you have clogged?
must they have clogged?

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

must I not have clogged?
must you not have clogged?
must he not have clogged?
must we not have clogged?
must you not have clogged?
must they not have clogged?

V-ing perfect

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

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