must code
Verbo regular: code - coded- coded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must code
you must code
she must code
we must code
you must code
they must code 	I must be coding
you must be coding
she must be coding
we must be coding
you must be coding
they must be coding	I must have coded
you must have coded
she must have coded
we must have coded
you must have coded
they must have coded	I must have been coding
you must have been coding
she must have been coding
we must have been coding
you must have been coding
they must have been coding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't code
you mustn't code
she mustn't code
we mustn't code
you mustn't code
they mustn't code 	I mustn't be coding
you mustn't be coding
she mustn't be coding
we mustn't be coding
you mustn't be coding
they mustn't be coding	I mustn't have coded
you mustn't have coded
she mustn't have coded
we mustn't have coded
you mustn't have coded
they mustn't have coded	I mustn't have been coding
you mustn't have been coding
she mustn't have been coding
we mustn't have been coding
you mustn't have been coding
they mustn't have been coding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I code?
must you code?
must she code?
must we code?
must you code?
must they code? 	must I be coding?
must you be coding?
must she be coding?
must we be coding?
must you be coding?
must they be coding? 	must I have coded?
must you have coded?
must she have coded?
must we have coded?
must you have coded?
must they have coded? 	must I have been coding?
must you have been coding?
must she have been coding?
must we have been coding?
must you have been coding?
must they have been coding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I code?
mustn't you code?
mustn't she code?
mustn't we code?
mustn't you code?
mustn't they code? 	mustn't I be coding?
mustn't you be coding?
mustn't she be coding?
mustn't we be coding?
mustn't you be coding?
mustn't they be coding? 	mustn't I have coded?
mustn't you have coded?
mustn't she have coded?
mustn't we have coded?
mustn't you have coded?
mustn't they have coded? 	mustn't I have been coding?
mustn't you have been coding?
mustn't she have been coding?
mustn't we have been coding?
mustn't you have been coding?
mustn't they have been coding?