English verb conjugation
MUST METAL

Regular verb: metal - metalled - metalled

Affirmation

Simple form	V-ing form
I must metal you must metal he must metal we must metal you must metal they must metal	I must be metalling you must be metalling he must be metalling we must be metalling you must be metalling they must be metalling
Perfect	V-ing perfect
I must have metalled you must have metalled he must have metalled we must have metalled you must have metalled they must have metalled	I must have been metalling you must have been metalling he must have been metalling we must have been metalling you must have been metalling they must have been metalling

Negation

Simple form	V-ing form
I mustn't metal you mustn't metal he mustn't metal we mustn't metal you mustn't metal they mustn't metal	I mustn't be metalling you mustn't be metalling he mustn't be metalling we mustn't be metalling you mustn't be metalling they mustn't be metalling
Perfect	V-ing perfect
I mustn't have metalled you mustn't have metalled he mustn't have metalled we mustn't have metalled you mustn't have metalled they mustn't have metalled	I mustn't have been metalling you mustn't have been metalling he mustn't have been metalling we mustn't have been metalling you mustn't have been metalling they mustn't have been metalling

Interrogative form

Simple form	V-ing form
must I metal? must you metal? must he metal? must we metal? must you metal? must they metal?	must I be metalling? must you be metalling? must he be metalling? must we be metalling? must you be metalling? must they be metalling?
Perfect	V-ing perfect
must I have metalled? must you have metalled? must he have metalled? must we have metalled? must you have metalled? must they have metalled?	must I have been metalling? must you have been metalling? must he have been metalling? must we have been metalling? must you have been metalling? must they have been metalling?

Interro-negative form

Simple form	V-ing form
mustn't I metal? mustn't you metal? mustn't he metal? mustn't we metal? mustn't you metal? mustn't they metal?	mustn't I be metalling? mustn't you be metalling? mustn't he be metalling? mustn't we be metalling? mustn't you be metalling? mustn't they be metalling?
Perfect	V-ing perfect
mustn't I have metalled? mustn't you have metalled? mustn't he have metalled? mustn't we have metalled? mustn't you have metalled? mustn't they have metalled?	mustn't I have been metalling? mustn't you have been metalling? mustn't he have been metalling? mustn't we have been metalling? mustn't you have been metalling? mustn't they have been metalling?