must consume
Regular verb: consume - consumed- consumed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must consume
you must consume
she must consume
we must consume
you must consume
they must consume 	I must be consuming
you must be consuming
she must be consuming
we must be consuming
you must be consuming
they must be consuming	I must have consumed
you must have consumed
she must have consumed
we must have consumed
you must have consumed
they must have consumed	I must have been consuming
you must have been consuming
she must have been consuming
we must have been consuming
you must have been consuming
they must have been consuming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't consume
you mustn't consume
she mustn't consume
we mustn't consume
you mustn't consume
they mustn't consume 	I mustn't be consuming
you mustn't be consuming
she mustn't be consuming
we mustn't be consuming
you mustn't be consuming
they mustn't be consuming	I mustn't have consumed
you mustn't have consumed
she mustn't have consumed
we mustn't have consumed
you mustn't have consumed
they mustn't have consumed	I mustn't have been consuming
you mustn't have been consuming
she mustn't have been consuming
we mustn't have been consuming
you mustn't have been consuming
they mustn't have been consuming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I consume?
must you consume?
must she consume?
must we consume?
must you consume?
must they consume? 	must I be consuming?
must you be consuming?
must she be consuming?
must we be consuming?
must you be consuming?
must they be consuming? 	must I have consumed?
must you have consumed?
must she have consumed?
must we have consumed?
must you have consumed?
must they have consumed? 	must I have been consuming?
must you have been consuming?
must she have been consuming?
must we have been consuming?
must you have been consuming?
must they have been consuming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I consume?
mustn't you consume?
mustn't she consume?
mustn't we consume?
mustn't you consume?
mustn't they consume? 	mustn't I be consuming?
mustn't you be consuming?
mustn't she be consuming?
mustn't we be consuming?
mustn't you be consuming?
mustn't they be consuming? 	mustn't I have consumed?
mustn't you have consumed?
mustn't she have consumed?
mustn't we have consumed?
mustn't you have consumed?
mustn't they have consumed? 	mustn't I have been consuming?
mustn't you have been consuming?
mustn't she have been consuming?
mustn't we have been consuming?
mustn't you have been consuming?
mustn't they have been consuming?