English verb conjugation
MUST PIDDLE

Regular verb: piddle - piddled - piddled

Affirmation

Simple form	V-ing form
I must piddle you must piddle he must piddle we must piddle you must piddle they must piddle	I must be piddling you must be piddling he must be piddling we must be piddling you must be piddling they must be piddling
Perfect	V-ing perfect
I must have piddled you must have piddled he must have piddled we must have piddled you must have piddled they must have piddled	I must have been piddling you must have been piddling he must have been piddling we must have been piddling you must have been piddling they must have been piddling

Negation

Simple form	V-ing form
I must not piddle you must not piddle he must not piddle we must not piddle you must not piddle they must not piddle	I must not be piddling you must not be piddling he must not be piddling we must not be piddling you must not be piddling they must not be piddling
Perfect	V-ing perfect
I must not have piddled you must not have piddled he must not have piddled we must not have piddled you must not have piddled they must not have piddled	I must not have been piddling you must not have been piddling he must not have been piddling we must not have been piddling you must not have been piddling they must not have been piddling

Interrogative form

Simple form	V-ing form
must I piddle? must you piddle? must he piddle? must we piddle? must you piddle? must they piddle?	must I be piddling? must you be piddling? must he be piddling? must we be piddling? must you be piddling? must they be piddling?
Perfect	V-ing perfect
must I have piddled? must you have piddled? must he have piddled? must we have piddled? must you have piddled? must they have piddled?	must I have been piddling? must you have been piddling? must he have been piddling? must we have been piddling? must you have been piddling? must they have been piddling?

Interro-negative form

Simple form	V-ing form
must I not piddle? must you not piddle? must he not piddle? must we not piddle? must you not piddle? must they not piddle?	must I not be piddling? must you not be piddling? must he not be piddling? must we not be piddling? must you not be piddling? must they not be piddling?
Perfect	V-ing perfect
must I not have piddled? must you not have piddled? must he not have piddled? must we not have piddled? must you not have piddled? must they not have piddled?	must I not have been piddling? must you not have been piddling? must he not have been piddling? must we not have been piddling? must you not have been piddling? must they not have been piddling?