English verb conjugation
MUST BRISTLE

Regular verb: bristle - bristled - bristled

Affirmation

Simple form	V-ing form
I must bristle you must bristle she must bristle we must bristle you must bristle they must bristle	I must be bristling you must be bristling she must be bristling we must be bristling you must be bristling they must be bristling
Perfect	V-ing perfect
I must have bristled you must have bristled she must have bristled we must have bristled you must have bristled they must have bristled	I must have been bristling you must have been bristling she must have been bristling we must have been bristling you must have been bristling they must have been bristling

Negation

Simple form	V-ing form
I mustn't bristle you mustn't bristle she mustn't bristle we mustn't bristle you mustn't bristle they mustn't bristle	I mustn't be bristling you mustn't be bristling she mustn't be bristling we mustn't be bristling you mustn't be bristling they mustn't be bristling
Perfect	V-ing perfect
I mustn't have bristled you mustn't have bristled she mustn't have bristled we mustn't have bristled you mustn't have bristled they mustn't have bristled	I mustn't have been bristling you mustn't have been bristling she mustn't have been bristling we mustn't have been bristling you mustn't have been bristling they mustn't have been bristling

Interrogative form

Simple form	V-ing form
must I bristle? must you bristle? must she bristle? must we bristle? must you bristle? must they bristle?	must I be bristling? must you be bristling? must she be bristling? must we be bristling? must you be bristling? must they be bristling?
Perfect	V-ing perfect
must I have bristled? must you have bristled? must she have bristled? must we have bristled? must you have bristled? must they have bristled?	must I have been bristling? must you have been bristling? must she have been bristling? must we have been bristling? must you have been bristling? must they have been bristling?

Interro-negative form

Simple form	V-ing form
mustn't I bristle? mustn't you bristle? mustn't she bristle? mustn't we bristle? mustn't you bristle? mustn't they bristle?	mustn't I be bristling? mustn't you be bristling? mustn't she be bristling? mustn't we be bristling? mustn't you be bristling? mustn't they be bristling?
Perfect	V-ing perfect
mustn't I have bristled? mustn't you have bristled? mustn't she have bristled? mustn't we have bristled? mustn't you have bristled? mustn't they have bristled?	mustn't I have been bristling? mustn't you have been bristling? mustn't she have been bristling? mustn't we have been bristling? mustn't you have been bristling? mustn't they have been bristling?