Coniugazione del verbo inglese
COULD PRECERTIFY

Verbo regolare: precertify - precertified - precertified

Affermazione

Forma semplice	Forma con V-ing
I could precertify you could precertify he could precertify we could precertify you could precertify they could precertify	I could be precertifying you could be precertifying he could be precertifying we could be precertifying you could be precertifying they could be precertifying
Perfetto	Perfetto con V-ing
I could have precertified you could have precertified he could have precertified we could have precertified you could have precertified they could have precertified	I could have been precertifying you could have been precertifying he could have been precertifying we could have been precertifying you could have been precertifying they could have been precertifying

Negazione

Forma semplice	Forma con V-ing
I couldn't precertify you couldn't precertify he couldn't precertify we couldn't precertify you couldn't precertify they couldn't precertify	I couldn't be precertifying you couldn't be precertifying he couldn't be precertifying we couldn't be precertifying you couldn't be precertifying they couldn't be precertifying
Perfetto	Perfetto con V-ing
I couldn't have precertified you couldn't have precertified he couldn't have precertified we couldn't have precertified you couldn't have precertified they couldn't have precertified	I couldn't have been precertifying you couldn't have been precertifying he couldn't have been precertifying we couldn't have been precertifying you couldn't have been precertifying they couldn't have been precertifying

Forma interrogativa

Forma semplice	Forma con V-ing
could I precertify? could you precertify? could he precertify? could we precertify? could you precertify? could they precertify?	could I be precertifying? could you be precertifying? could he be precertifying? could we be precertifying? could you be precertifying? could they be precertifying?
Perfetto	Perfetto con V-ing
could I have precertified? could you have precertified? could he have precertified? could we have precertified? could you have precertified? could they have precertified?	could I have been precertifying? could you have been precertifying? could he have been precertifying? could we have been precertifying? could you have been precertifying? could they have been precertifying?

Forma interro-negativa

Forma semplice	Forma con V-ing
couldn't I precertify? couldn't you precertify? couldn't he precertify? couldn't we precertify? couldn't you precertify? couldn't they precertify?	couldn't I be precertifying? couldn't you be precertifying? couldn't he be precertifying? couldn't we be precertifying? couldn't you be precertifying? couldn't they be precertifying?
Perfetto	Perfetto con V-ing
couldn't I have precertified? couldn't you have precertified? couldn't he have precertified? couldn't we have precertified? couldn't you have precertified? couldn't they have precertified?	couldn't I have been precertifying? couldn't you have been precertifying? couldn't he have been precertifying? couldn't we have been precertifying? couldn't you have been precertifying? couldn't they have been precertifying?