English verb conjugation
MUST METAL

Regular verb: metal - metalled - metalled

Affirmation

Simple form	V-ing form
I must metal you must metal she must metal we must metal you must metal they must metal	I must be metalling you must be metalling she 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 she 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 she 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 she 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 she 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 she 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 she 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 she metal? must we metal? must you metal? must they metal?	must I be metalling? must you be metalling? must she 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 she 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 she 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 she 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 she 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 she 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 she have been metalling? mustn't we have been metalling? mustn't you have been metalling? mustn't they have been metalling?