must sequence
Verbo regular: sequence - sequenced- sequenced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must sequence
you must sequence
he must sequence
we must sequence
you must sequence
they must sequence 	I must be sequencing
you must be sequencing
he must be sequencing
we must be sequencing
you must be sequencing
they must be sequencing	I must have sequenced
you must have sequenced
he must have sequenced
we must have sequenced
you must have sequenced
they must have sequenced	I must have been sequencing
you must have been sequencing
he must have been sequencing
we must have been sequencing
you must have been sequencing
they must have been sequencing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't sequence
you mustn't sequence
he mustn't sequence
we mustn't sequence
you mustn't sequence
they mustn't sequence 	I mustn't be sequencing
you mustn't be sequencing
he mustn't be sequencing
we mustn't be sequencing
you mustn't be sequencing
they mustn't be sequencing	I mustn't have sequenced
you mustn't have sequenced
he mustn't have sequenced
we mustn't have sequenced
you mustn't have sequenced
they mustn't have sequenced	I mustn't have been sequencing
you mustn't have been sequencing
he mustn't have been sequencing
we mustn't have been sequencing
you mustn't have been sequencing
they mustn't have been sequencing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I sequence?
must you sequence?
must he sequence?
must we sequence?
must you sequence?
must they sequence? 	must I be sequencing?
must you be sequencing?
must he be sequencing?
must we be sequencing?
must you be sequencing?
must they be sequencing? 	must I have sequenced?
must you have sequenced?
must he have sequenced?
must we have sequenced?
must you have sequenced?
must they have sequenced? 	must I have been sequencing?
must you have been sequencing?
must he have been sequencing?
must we have been sequencing?
must you have been sequencing?
must they have been sequencing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I sequence?
mustn't you sequence?
mustn't he sequence?
mustn't we sequence?
mustn't you sequence?
mustn't they sequence? 	mustn't I be sequencing?
mustn't you be sequencing?
mustn't he be sequencing?
mustn't we be sequencing?
mustn't you be sequencing?
mustn't they be sequencing? 	mustn't I have sequenced?
mustn't you have sequenced?
mustn't he have sequenced?
mustn't we have sequenced?
mustn't you have sequenced?
mustn't they have sequenced? 	mustn't I have been sequencing?
mustn't you have been sequencing?
mustn't he have been sequencing?
mustn't we have been sequencing?
mustn't you have been sequencing?
mustn't they have been sequencing?