must externalize
Regular verb: externalize - externalized- externalized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must externalize
you must externalize
she must externalize
we must externalize
you must externalize
they must externalize 	I must be externalizing
you must be externalizing
she must be externalizing
we must be externalizing
you must be externalizing
they must be externalizing	I must have externalized
you must have externalized
she must have externalized
we must have externalized
you must have externalized
they must have externalized	I must have been externalizing
you must have been externalizing
she must have been externalizing
we must have been externalizing
you must have been externalizing
they must have been externalizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't externalize
you mustn't externalize
she mustn't externalize
we mustn't externalize
you mustn't externalize
they mustn't externalize 	I mustn't be externalizing
you mustn't be externalizing
she mustn't be externalizing
we mustn't be externalizing
you mustn't be externalizing
they mustn't be externalizing	I mustn't have externalized
you mustn't have externalized
she mustn't have externalized
we mustn't have externalized
you mustn't have externalized
they mustn't have externalized	I mustn't have been externalizing
you mustn't have been externalizing
she mustn't have been externalizing
we mustn't have been externalizing
you mustn't have been externalizing
they mustn't have been externalizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I externalize?
must you externalize?
must she externalize?
must we externalize?
must you externalize?
must they externalize? 	must I be externalizing?
must you be externalizing?
must she be externalizing?
must we be externalizing?
must you be externalizing?
must they be externalizing? 	must I have externalized?
must you have externalized?
must she have externalized?
must we have externalized?
must you have externalized?
must they have externalized? 	must I have been externalizing?
must you have been externalizing?
must she have been externalizing?
must we have been externalizing?
must you have been externalizing?
must they have been externalizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I externalize?
mustn't you externalize?
mustn't she externalize?
mustn't we externalize?
mustn't you externalize?
mustn't they externalize? 	mustn't I be externalizing?
mustn't you be externalizing?
mustn't she be externalizing?
mustn't we be externalizing?
mustn't you be externalizing?
mustn't they be externalizing? 	mustn't I have externalized?
mustn't you have externalized?
mustn't she have externalized?
mustn't we have externalized?
mustn't you have externalized?
mustn't they have externalized? 	mustn't I have been externalizing?
mustn't you have been externalizing?
mustn't she have been externalizing?
mustn't we have been externalizing?
mustn't you have been externalizing?
mustn't they have been externalizing?