must tool
Verbo regolare: tool - tooled- tooled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must tool
you must tool
he must tool
we must tool
you must tool
they must tool 	I must be tooling
you must be tooling
he must be tooling
we must be tooling
you must be tooling
they must be tooling	I must have tooled
you must have tooled
he must have tooled
we must have tooled
you must have tooled
they must have tooled	I must have been tooling
you must have been tooling
he must have been tooling
we must have been tooling
you must have been tooling
they must have been tooling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't tool
you mustn't tool
he mustn't tool
we mustn't tool
you mustn't tool
they mustn't tool 	I mustn't be tooling
you mustn't be tooling
he mustn't be tooling
we mustn't be tooling
you mustn't be tooling
they mustn't be tooling	I mustn't have tooled
you mustn't have tooled
he mustn't have tooled
we mustn't have tooled
you mustn't have tooled
they mustn't have tooled	I mustn't have been tooling
you mustn't have been tooling
he mustn't have been tooling
we mustn't have been tooling
you mustn't have been tooling
they mustn't have been tooling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I tool?
must you tool?
must he tool?
must we tool?
must you tool?
must they tool? 	must I be tooling?
must you be tooling?
must he be tooling?
must we be tooling?
must you be tooling?
must they be tooling? 	must I have tooled?
must you have tooled?
must he have tooled?
must we have tooled?
must you have tooled?
must they have tooled? 	must I have been tooling?
must you have been tooling?
must he have been tooling?
must we have been tooling?
must you have been tooling?
must they have been tooling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I tool?
mustn't you tool?
mustn't he tool?
mustn't we tool?
mustn't you tool?
mustn't they tool? 	mustn't I be tooling?
mustn't you be tooling?
mustn't he be tooling?
mustn't we be tooling?
mustn't you be tooling?
mustn't they be tooling? 	mustn't I have tooled?
mustn't you have tooled?
mustn't he have tooled?
mustn't we have tooled?
mustn't you have tooled?
mustn't they have tooled? 	mustn't I have been tooling?
mustn't you have been tooling?
mustn't he have been tooling?
mustn't we have been tooling?
mustn't you have been tooling?
mustn't they have been tooling?