English verb conjugation
MUST MOTTLE

Regular verb: mottle - mottled - mottled

Affirmation

Simple form	V-ing form
I must mottle you must mottle he must mottle we must mottle you must mottle they must mottle	I must be mottling you must be mottling he must be mottling we must be mottling you must be mottling they must be mottling
Perfect	V-ing perfect
I must have mottled you must have mottled he must have mottled we must have mottled you must have mottled they must have mottled	I must have been mottling you must have been mottling he must have been mottling we must have been mottling you must have been mottling they must have been mottling

Negation

Simple form	V-ing form
I mustn't mottle you mustn't mottle he mustn't mottle we mustn't mottle you mustn't mottle they mustn't mottle	I mustn't be mottling you mustn't be mottling he mustn't be mottling we mustn't be mottling you mustn't be mottling they mustn't be mottling
Perfect	V-ing perfect
I mustn't have mottled you mustn't have mottled he mustn't have mottled we mustn't have mottled you mustn't have mottled they mustn't have mottled	I mustn't have been mottling you mustn't have been mottling he mustn't have been mottling we mustn't have been mottling you mustn't have been mottling they mustn't have been mottling

Interrogative form

Simple form	V-ing form
must I mottle? must you mottle? must he mottle? must we mottle? must you mottle? must they mottle?	must I be mottling? must you be mottling? must he be mottling? must we be mottling? must you be mottling? must they be mottling?
Perfect	V-ing perfect
must I have mottled? must you have mottled? must he have mottled? must we have mottled? must you have mottled? must they have mottled?	must I have been mottling? must you have been mottling? must he have been mottling? must we have been mottling? must you have been mottling? must they have been mottling?

Interro-negative form

Simple form	V-ing form
mustn't I mottle? mustn't you mottle? mustn't he mottle? mustn't we mottle? mustn't you mottle? mustn't they mottle?	mustn't I be mottling? mustn't you be mottling? mustn't he be mottling? mustn't we be mottling? mustn't you be mottling? mustn't they be mottling?
Perfect	V-ing perfect
mustn't I have mottled? mustn't you have mottled? mustn't he have mottled? mustn't we have mottled? mustn't you have mottled? mustn't they have mottled?	mustn't I have been mottling? mustn't you have been mottling? mustn't he have been mottling? mustn't we have been mottling? mustn't you have been mottling? mustn't they have been mottling?