must crane
Verbo regular: crane - craned- craned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must crane
you must crane
he must crane
we must crane
you must crane
they must crane 	I must be craning
you must be craning
he must be craning
we must be craning
you must be craning
they must be craning	I must have craned
you must have craned
he must have craned
we must have craned
you must have craned
they must have craned	I must have been craning
you must have been craning
he must have been craning
we must have been craning
you must have been craning
they must have been craning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't crane
you mustn't crane
he mustn't crane
we mustn't crane
you mustn't crane
they mustn't crane 	I mustn't be craning
you mustn't be craning
he mustn't be craning
we mustn't be craning
you mustn't be craning
they mustn't be craning	I mustn't have craned
you mustn't have craned
he mustn't have craned
we mustn't have craned
you mustn't have craned
they mustn't have craned	I mustn't have been craning
you mustn't have been craning
he mustn't have been craning
we mustn't have been craning
you mustn't have been craning
they mustn't have been craning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I crane?
must you crane?
must he crane?
must we crane?
must you crane?
must they crane? 	must I be craning?
must you be craning?
must he be craning?
must we be craning?
must you be craning?
must they be craning? 	must I have craned?
must you have craned?
must he have craned?
must we have craned?
must you have craned?
must they have craned? 	must I have been craning?
must you have been craning?
must he have been craning?
must we have been craning?
must you have been craning?
must they have been craning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I crane?
mustn't you crane?
mustn't he crane?
mustn't we crane?
mustn't you crane?
mustn't they crane? 	mustn't I be craning?
mustn't you be craning?
mustn't he be craning?
mustn't we be craning?
mustn't you be craning?
mustn't they be craning? 	mustn't I have craned?
mustn't you have craned?
mustn't he have craned?
mustn't we have craned?
mustn't you have craned?
mustn't they have craned? 	mustn't I have been craning?
mustn't you have been craning?
mustn't he have been craning?
mustn't we have been craning?
mustn't you have been craning?
mustn't they have been craning?