Conjugação do verbo inglês
MAY PRECERTIFY

Verbo regular: precertify - precertified - precertified

Afirmação

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

Negação

Forma simple	Forma com V-ing
I mayn't precertify you mayn't precertify he mayn't precertify we mayn't precertify you mayn't precertify they mayn't precertify	I mayn't be precertifying you mayn't be precertifying he mayn't be precertifying we mayn't be precertifying you mayn't be precertifying they mayn't be precertifying
Perfeito	Perfeito com V-ing
I mayn't have precertified you mayn't have precertified he mayn't have precertified we mayn't have precertified you mayn't have precertified they mayn't have precertified	I mayn't have been precertifying you mayn't have been precertifying he mayn't have been precertifying we mayn't have been precertifying you mayn't have been precertifying they mayn't have been precertifying

Forma interrogativa

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

Forma interro-Negação

Forma simple	Forma com V-ing
mayn't I precertify? mayn't you precertify? mayn't he precertify? mayn't we precertify? mayn't you precertify? mayn't they precertify?	mayn't I be precertifying? mayn't you be precertifying? mayn't he be precertifying? mayn't we be precertifying? mayn't you be precertifying? mayn't they be precertifying?
Perfeito	Perfeito com V-ing
mayn't I have precertified? mayn't you have precertified? mayn't he have precertified? mayn't we have precertified? mayn't you have precertified? mayn't they have precertified?	mayn't I have been precertifying? mayn't you have been precertifying? mayn't he have been precertifying? mayn't we have been precertifying? mayn't you have been precertifying? mayn't they have been precertifying?