English verb conjugation
MUST GUZZLE

Regular verb: guzzle - guzzled - guzzled

Affirmation

Simple form	V-ing form
I must guzzle you must guzzle he must guzzle we must guzzle you must guzzle they must guzzle	I must be guzzling you must be guzzling he must be guzzling we must be guzzling you must be guzzling they must be guzzling
Perfect	V-ing perfect
I must have guzzled you must have guzzled he must have guzzled we must have guzzled you must have guzzled they must have guzzled	I must have been guzzling you must have been guzzling he must have been guzzling we must have been guzzling you must have been guzzling they must have been guzzling

Negation

Simple form	V-ing form
I must not guzzle you must not guzzle he must not guzzle we must not guzzle you must not guzzle they must not guzzle	I must not be guzzling you must not be guzzling he must not be guzzling we must not be guzzling you must not be guzzling they must not be guzzling
Perfect	V-ing perfect
I must not have guzzled you must not have guzzled he must not have guzzled we must not have guzzled you must not have guzzled they must not have guzzled	I must not have been guzzling you must not have been guzzling he must not have been guzzling we must not have been guzzling you must not have been guzzling they must not have been guzzling

Interrogative form

Simple form	V-ing form
must I guzzle? must you guzzle? must he guzzle? must we guzzle? must you guzzle? must they guzzle?	must I be guzzling? must you be guzzling? must he be guzzling? must we be guzzling? must you be guzzling? must they be guzzling?
Perfect	V-ing perfect
must I have guzzled? must you have guzzled? must he have guzzled? must we have guzzled? must you have guzzled? must they have guzzled?	must I have been guzzling? must you have been guzzling? must he have been guzzling? must we have been guzzling? must you have been guzzling? must they have been guzzling?

Interro-negative form

Simple form	V-ing form
must I not guzzle? must you not guzzle? must he not guzzle? must we not guzzle? must you not guzzle? must they not guzzle?	must I not be guzzling? must you not be guzzling? must he not be guzzling? must we not be guzzling? must you not be guzzling? must they not be guzzling?
Perfect	V-ing perfect
must I not have guzzled? must you not have guzzled? must he not have guzzled? must we not have guzzled? must you not have guzzled? must they not have guzzled?	must I not have been guzzling? must you not have been guzzling? must he not have been guzzling? must we not have been guzzling? must you not have been guzzling? must they not have been guzzling?