English verb conjugation
MUST PRICKLE

Regular verb: prickle - prickled - prickled

Affirmation

Simple form	V-ing form
I must prickle you must prickle he must prickle we must prickle you must prickle they must prickle	I must be prickling you must be prickling he must be prickling we must be prickling you must be prickling they must be prickling
Perfect	V-ing perfect
I must have prickled you must have prickled he must have prickled we must have prickled you must have prickled they must have prickled	I must have been prickling you must have been prickling he must have been prickling we must have been prickling you must have been prickling they must have been prickling

Negation

Simple form	V-ing form
I mustn't prickle you mustn't prickle he mustn't prickle we mustn't prickle you mustn't prickle they mustn't prickle	I mustn't be prickling you mustn't be prickling he mustn't be prickling we mustn't be prickling you mustn't be prickling they mustn't be prickling
Perfect	V-ing perfect
I mustn't have prickled you mustn't have prickled he mustn't have prickled we mustn't have prickled you mustn't have prickled they mustn't have prickled	I mustn't have been prickling you mustn't have been prickling he mustn't have been prickling we mustn't have been prickling you mustn't have been prickling they mustn't have been prickling

Interrogative form

Simple form	V-ing form
must I prickle? must you prickle? must he prickle? must we prickle? must you prickle? must they prickle?	must I be prickling? must you be prickling? must he be prickling? must we be prickling? must you be prickling? must they be prickling?
Perfect	V-ing perfect
must I have prickled? must you have prickled? must he have prickled? must we have prickled? must you have prickled? must they have prickled?	must I have been prickling? must you have been prickling? must he have been prickling? must we have been prickling? must you have been prickling? must they have been prickling?

Interro-negative form

Simple form	V-ing form
mustn't I prickle? mustn't you prickle? mustn't he prickle? mustn't we prickle? mustn't you prickle? mustn't they prickle?	mustn't I be prickling? mustn't you be prickling? mustn't he be prickling? mustn't we be prickling? mustn't you be prickling? mustn't they be prickling?
Perfect	V-ing perfect
mustn't I have prickled? mustn't you have prickled? mustn't he have prickled? mustn't we have prickled? mustn't you have prickled? mustn't they have prickled?	mustn't I have been prickling? mustn't you have been prickling? mustn't he have been prickling? mustn't we have been prickling? mustn't you have been prickling? mustn't they have been prickling?