Conjugação do verbo inglês
MUST PRECERTIFY

Verbo regular: precertify - precertified - precertified

Afirmação

Forma simple	Forma com V-ing
I must precertify you must precertify he must precertify we must precertify you must precertify they must precertify	I must be precertifying you must be precertifying he must be precertifying we must be precertifying you must be precertifying they must be precertifying
Perfeito	Perfeito com V-ing
I must have precertified you must have precertified he must have precertified we must have precertified you must have precertified they must have precertified	I must have been precertifying you must have been precertifying he must have been precertifying we must have been precertifying you must have been precertifying they must have been precertifying

Negação

Forma simple	Forma com V-ing
I must not precertify you must not precertify he must not precertify we must not precertify you must not precertify they must not precertify	I must not be precertifying you must not be precertifying he must not be precertifying we must not be precertifying you must not be precertifying they must not be precertifying
Perfeito	Perfeito com V-ing
I must not have precertified you must not have precertified he must not have precertified we must not have precertified you must not have precertified they must not have precertified	I must not have been precertifying you must not have been precertifying he must not have been precertifying we must not have been precertifying you must not have been precertifying they must not have been precertifying

Forma interrogativa

Forma simple	Forma com V-ing
must I precertify? must you precertify? must he precertify? must we precertify? must you precertify? must they precertify?	must I be precertifying? must you be precertifying? must he be precertifying? must we be precertifying? must you be precertifying? must they be precertifying?
Perfeito	Perfeito com V-ing
must I have precertified? must you have precertified? must he have precertified? must we have precertified? must you have precertified? must they have precertified?	must I have been precertifying? must you have been precertifying? must he have been precertifying? must we have been precertifying? must you have been precertifying? must they have been precertifying?

Forma interro-Negação

Forma simple	Forma com V-ing
must I not precertify? must you not precertify? must he not precertify? must we not precertify? must you not precertify? must they not precertify?	must I not be precertifying? must you not be precertifying? must he not be precertifying? must we not be precertifying? must you not be precertifying? must they not be precertifying?
Perfeito	Perfeito com V-ing
must I not have precertified? must you not have precertified? must he not have precertified? must we not have precertified? must you not have precertified? must they not have precertified?	must I not have been precertifying? must you not have been precertifying? must he not have been precertifying? must we not have been precertifying? must you not have been precertifying? must they not have been precertifying?