must harm
Verbo regular: harm - harmed- harmed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must harm
you must harm
he must harm
we must harm
you must harm
they must harm 	I must be harming
you must be harming
he must be harming
we must be harming
you must be harming
they must be harming	I must have harmed
you must have harmed
he must have harmed
we must have harmed
you must have harmed
they must have harmed	I must have been harming
you must have been harming
he must have been harming
we must have been harming
you must have been harming
they must have been harming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't harm
you mustn't harm
he mustn't harm
we mustn't harm
you mustn't harm
they mustn't harm 	I mustn't be harming
you mustn't be harming
he mustn't be harming
we mustn't be harming
you mustn't be harming
they mustn't be harming	I mustn't have harmed
you mustn't have harmed
he mustn't have harmed
we mustn't have harmed
you mustn't have harmed
they mustn't have harmed	I mustn't have been harming
you mustn't have been harming
he mustn't have been harming
we mustn't have been harming
you mustn't have been harming
they mustn't have been harming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I harm?
must you harm?
must he harm?
must we harm?
must you harm?
must they harm? 	must I be harming?
must you be harming?
must he be harming?
must we be harming?
must you be harming?
must they be harming? 	must I have harmed?
must you have harmed?
must he have harmed?
must we have harmed?
must you have harmed?
must they have harmed? 	must I have been harming?
must you have been harming?
must he have been harming?
must we have been harming?
must you have been harming?
must they have been harming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I harm?
mustn't you harm?
mustn't he harm?
mustn't we harm?
mustn't you harm?
mustn't they harm? 	mustn't I be harming?
mustn't you be harming?
mustn't he be harming?
mustn't we be harming?
mustn't you be harming?
mustn't they be harming? 	mustn't I have harmed?
mustn't you have harmed?
mustn't he have harmed?
mustn't we have harmed?
mustn't you have harmed?
mustn't they have harmed? 	mustn't I have been harming?
mustn't you have been harming?
mustn't he have been harming?
mustn't we have been harming?
mustn't you have been harming?
mustn't they have been harming?