must clone
Verbo regular: clone - cloned- cloned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must clone
you must clone
he must clone
we must clone
you must clone
they must clone 	I must be cloning
you must be cloning
he must be cloning
we must be cloning
you must be cloning
they must be cloning	I must have cloned
you must have cloned
he must have cloned
we must have cloned
you must have cloned
they must have cloned	I must have been cloning
you must have been cloning
he must have been cloning
we must have been cloning
you must have been cloning
they must have been cloning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't clone
you mustn't clone
he mustn't clone
we mustn't clone
you mustn't clone
they mustn't clone 	I mustn't be cloning
you mustn't be cloning
he mustn't be cloning
we mustn't be cloning
you mustn't be cloning
they mustn't be cloning	I mustn't have cloned
you mustn't have cloned
he mustn't have cloned
we mustn't have cloned
you mustn't have cloned
they mustn't have cloned	I mustn't have been cloning
you mustn't have been cloning
he mustn't have been cloning
we mustn't have been cloning
you mustn't have been cloning
they mustn't have been cloning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I clone?
must you clone?
must he clone?
must we clone?
must you clone?
must they clone? 	must I be cloning?
must you be cloning?
must he be cloning?
must we be cloning?
must you be cloning?
must they be cloning? 	must I have cloned?
must you have cloned?
must he have cloned?
must we have cloned?
must you have cloned?
must they have cloned? 	must I have been cloning?
must you have been cloning?
must he have been cloning?
must we have been cloning?
must you have been cloning?
must they have been cloning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I clone?
mustn't you clone?
mustn't he clone?
mustn't we clone?
mustn't you clone?
mustn't they clone? 	mustn't I be cloning?
mustn't you be cloning?
mustn't he be cloning?
mustn't we be cloning?
mustn't you be cloning?
mustn't they be cloning? 	mustn't I have cloned?
mustn't you have cloned?
mustn't he have cloned?
mustn't we have cloned?
mustn't you have cloned?
mustn't they have cloned? 	mustn't I have been cloning?
mustn't you have been cloning?
mustn't he have been cloning?
mustn't we have been cloning?
mustn't you have been cloning?
mustn't they have been cloning?