must diagnose
Verbo regular: diagnose - diagnosed- diagnosed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must diagnose
you must diagnose
he must diagnose
we must diagnose
you must diagnose
they must diagnose 	I must be diagnosing
you must be diagnosing
he must be diagnosing
we must be diagnosing
you must be diagnosing
they must be diagnosing	I must have diagnosed
you must have diagnosed
he must have diagnosed
we must have diagnosed
you must have diagnosed
they must have diagnosed	I must have been diagnosing
you must have been diagnosing
he must have been diagnosing
we must have been diagnosing
you must have been diagnosing
they must have been diagnosing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not diagnose
you must not diagnose
he must not diagnose
we must not diagnose
you must not diagnose
they must not diagnose 	I must not be diagnosing
you must not be diagnosing
he must not be diagnosing
we must not be diagnosing
you must not be diagnosing
they must not be diagnosing	I must not have diagnosed
you must not have diagnosed
he must not have diagnosed
we must not have diagnosed
you must not have diagnosed
they must not have diagnosed	I must not have been diagnosing
you must not have been diagnosing
he must not have been diagnosing
we must not have been diagnosing
you must not have been diagnosing
they must not have been diagnosing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I diagnose?
must you diagnose?
must he diagnose?
must we diagnose?
must you diagnose?
must they diagnose? 	must I be diagnosing?
must you be diagnosing?
must he be diagnosing?
must we be diagnosing?
must you be diagnosing?
must they be diagnosing? 	must I have diagnosed?
must you have diagnosed?
must he have diagnosed?
must we have diagnosed?
must you have diagnosed?
must they have diagnosed? 	must I have been diagnosing?
must you have been diagnosing?
must he have been diagnosing?
must we have been diagnosing?
must you have been diagnosing?
must they have been diagnosing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not diagnose?
must you not diagnose?
must he not diagnose?
must we not diagnose?
must you not diagnose?
must they not diagnose? 	must I not be diagnosing?
must you not be diagnosing?
must he not be diagnosing?
must we not be diagnosing?
must you not be diagnosing?
must they not be diagnosing? 	must I not have diagnosed?
must you not have diagnosed?
must he not have diagnosed?
must we not have diagnosed?
must you not have diagnosed?
must they not have diagnosed? 	must I not have been diagnosing?
must you not have been diagnosing?
must he not have been diagnosing?
must we not have been diagnosing?
must you not have been diagnosing?
must they not have been diagnosing?