English verb conjugation
MUST TRUNDLE

Regular verb: trundle - trundled - trundled

Affirmation

Simple form	V-ing form
I must trundle you must trundle he must trundle we must trundle you must trundle they must trundle	I must be trundling you must be trundling he must be trundling we must be trundling you must be trundling they must be trundling
Perfect	V-ing perfect
I must have trundled you must have trundled he must have trundled we must have trundled you must have trundled they must have trundled	I must have been trundling you must have been trundling he must have been trundling we must have been trundling you must have been trundling they must have been trundling

Negation

Simple form	V-ing form
I mustn't trundle you mustn't trundle he mustn't trundle we mustn't trundle you mustn't trundle they mustn't trundle	I mustn't be trundling you mustn't be trundling he mustn't be trundling we mustn't be trundling you mustn't be trundling they mustn't be trundling
Perfect	V-ing perfect
I mustn't have trundled you mustn't have trundled he mustn't have trundled we mustn't have trundled you mustn't have trundled they mustn't have trundled	I mustn't have been trundling you mustn't have been trundling he mustn't have been trundling we mustn't have been trundling you mustn't have been trundling they mustn't have been trundling

Interrogative form

Simple form	V-ing form
must I trundle? must you trundle? must he trundle? must we trundle? must you trundle? must they trundle?	must I be trundling? must you be trundling? must he be trundling? must we be trundling? must you be trundling? must they be trundling?
Perfect	V-ing perfect
must I have trundled? must you have trundled? must he have trundled? must we have trundled? must you have trundled? must they have trundled?	must I have been trundling? must you have been trundling? must he have been trundling? must we have been trundling? must you have been trundling? must they have been trundling?

Interro-negative form

Simple form	V-ing form
mustn't I trundle? mustn't you trundle? mustn't he trundle? mustn't we trundle? mustn't you trundle? mustn't they trundle?	mustn't I be trundling? mustn't you be trundling? mustn't he be trundling? mustn't we be trundling? mustn't you be trundling? mustn't they be trundling?
Perfect	V-ing perfect
mustn't I have trundled? mustn't you have trundled? mustn't he have trundled? mustn't we have trundled? mustn't you have trundled? mustn't they have trundled?	mustn't I have been trundling? mustn't you have been trundling? mustn't he have been trundling? mustn't we have been trundling? mustn't you have been trundling? mustn't they have been trundling?