must eyewitness
Verbo regular: eyewitness - eyewitnessed- eyewitnessed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must eyewitness
you must eyewitness
he must eyewitness
we must eyewitness
you must eyewitness
they must eyewitness 	I must be eyewitnessing
you must be eyewitnessing
he must be eyewitnessing
we must be eyewitnessing
you must be eyewitnessing
they must be eyewitnessing	I must have eyewitnessed
you must have eyewitnessed
he must have eyewitnessed
we must have eyewitnessed
you must have eyewitnessed
they must have eyewitnessed	I must have been eyewitnessing
you must have been eyewitnessing
he must have been eyewitnessing
we must have been eyewitnessing
you must have been eyewitnessing
they must have been eyewitnessing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not eyewitness
you must not eyewitness
he must not eyewitness
we must not eyewitness
you must not eyewitness
they must not eyewitness 	I must not be eyewitnessing
you must not be eyewitnessing
he must not be eyewitnessing
we must not be eyewitnessing
you must not be eyewitnessing
they must not be eyewitnessing	I must not have eyewitnessed
you must not have eyewitnessed
he must not have eyewitnessed
we must not have eyewitnessed
you must not have eyewitnessed
they must not have eyewitnessed	I must not have been eyewitnessing
you must not have been eyewitnessing
he must not have been eyewitnessing
we must not have been eyewitnessing
you must not have been eyewitnessing
they must not have been eyewitnessing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I eyewitness?
must you eyewitness?
must he eyewitness?
must we eyewitness?
must you eyewitness?
must they eyewitness? 	must I be eyewitnessing?
must you be eyewitnessing?
must he be eyewitnessing?
must we be eyewitnessing?
must you be eyewitnessing?
must they be eyewitnessing? 	must I have eyewitnessed?
must you have eyewitnessed?
must he have eyewitnessed?
must we have eyewitnessed?
must you have eyewitnessed?
must they have eyewitnessed? 	must I have been eyewitnessing?
must you have been eyewitnessing?
must he have been eyewitnessing?
must we have been eyewitnessing?
must you have been eyewitnessing?
must they have been eyewitnessing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not eyewitness?
must you not eyewitness?
must he not eyewitness?
must we not eyewitness?
must you not eyewitness?
must they not eyewitness? 	must I not be eyewitnessing?
must you not be eyewitnessing?
must he not be eyewitnessing?
must we not be eyewitnessing?
must you not be eyewitnessing?
must they not be eyewitnessing? 	must I not have eyewitnessed?
must you not have eyewitnessed?
must he not have eyewitnessed?
must we not have eyewitnessed?
must you not have eyewitnessed?
must they not have eyewitnessed? 	must I not have been eyewitnessing?
must you not have been eyewitnessing?
must he not have been eyewitnessing?
must we not have been eyewitnessing?
must you not have been eyewitnessing?
must they not have been eyewitnessing?