must circumvent
Verbo regular: circumvent - circumvented- circumvented

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must circumvent
you must circumvent
he must circumvent
we must circumvent
you must circumvent
they must circumvent 	I must be circumventing
you must be circumventing
he must be circumventing
we must be circumventing
you must be circumventing
they must be circumventing	I must have circumvented
you must have circumvented
he must have circumvented
we must have circumvented
you must have circumvented
they must have circumvented	I must have been circumventing
you must have been circumventing
he must have been circumventing
we must have been circumventing
you must have been circumventing
they must have been circumventing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not circumvent
you must not circumvent
he must not circumvent
we must not circumvent
you must not circumvent
they must not circumvent 	I must not be circumventing
you must not be circumventing
he must not be circumventing
we must not be circumventing
you must not be circumventing
they must not be circumventing	I must not have circumvented
you must not have circumvented
he must not have circumvented
we must not have circumvented
you must not have circumvented
they must not have circumvented	I must not have been circumventing
you must not have been circumventing
he must not have been circumventing
we must not have been circumventing
you must not have been circumventing
they must not have been circumventing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I circumvent?
must you circumvent?
must he circumvent?
must we circumvent?
must you circumvent?
must they circumvent? 	must I be circumventing?
must you be circumventing?
must he be circumventing?
must we be circumventing?
must you be circumventing?
must they be circumventing? 	must I have circumvented?
must you have circumvented?
must he have circumvented?
must we have circumvented?
must you have circumvented?
must they have circumvented? 	must I have been circumventing?
must you have been circumventing?
must he have been circumventing?
must we have been circumventing?
must you have been circumventing?
must they have been circumventing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not circumvent?
must you not circumvent?
must he not circumvent?
must we not circumvent?
must you not circumvent?
must they not circumvent? 	must I not be circumventing?
must you not be circumventing?
must he not be circumventing?
must we not be circumventing?
must you not be circumventing?
must they not be circumventing? 	must I not have circumvented?
must you not have circumvented?
must he not have circumvented?
must we not have circumvented?
must you not have circumvented?
must they not have circumvented? 	must I not have been circumventing?
must you not have been circumventing?
must he not have been circumventing?
must we not have been circumventing?
must you not have been circumventing?
must they not have been circumventing?