Verbo regolare: challenge - challenged - challenged
Affermazione
Forma semplice
I could challenge you could challenge he could challenge we could challenge you could challenge they could challenge
Forma con V-ing
I could be challenging you could be challenging he could be challenging we could be challenging you could be challenging they could be challenging
Perfetto
I could have challenged you could have challenged he could have challenged we could have challenged you could have challenged they could have challenged
Perfetto con V-ing
I could have been challenging you could have been challenging he could have been challenging we could have been challenging you could have been challenging they could have been challenging
Negazione
Forma semplice
I couldn't challenge you couldn't challenge he couldn't challenge we couldn't challenge you couldn't challenge they couldn't challenge
Forma con V-ing
I couldn't be challenging you couldn't be challenging he couldn't be challenging we couldn't be challenging you couldn't be challenging they couldn't be challenging
Perfetto
I couldn't have challenged you couldn't have challenged he couldn't have challenged we couldn't have challenged you couldn't have challenged they couldn't have challenged
Perfetto con V-ing
I couldn't have been challenging you couldn't have been challenging he couldn't have been challenging we couldn't have been challenging you couldn't have been challenging they couldn't have been challenging
Forma interrogativa
Forma semplice
could I challenge? could you challenge? could he challenge? could we challenge? could you challenge? could they challenge?
Forma con V-ing
could I be challenging? could you be challenging? could he be challenging? could we be challenging? could you be challenging? could they be challenging?
Perfetto
could I have challenged? could you have challenged? could he have challenged? could we have challenged? could you have challenged? could they have challenged?
Perfetto con V-ing
could I have been challenging? could you have been challenging? could he have been challenging? could we have been challenging? could you have been challenging? could they have been challenging?
Forma interro-negativa
Forma semplice
couldn't I challenge? couldn't you challenge? couldn't he challenge? couldn't we challenge? couldn't you challenge? couldn't they challenge?
Forma con V-ing
couldn't I be challenging? couldn't you be challenging? couldn't he be challenging? couldn't we be challenging? couldn't you be challenging? couldn't they be challenging?
Perfetto
couldn't I have challenged? couldn't you have challenged? couldn't he have challenged? couldn't we have challenged? couldn't you have challenged? couldn't they have challenged?
Perfetto con V-ing
couldn't I have been challenging? couldn't you have been challenging? couldn't he have been challenging? couldn't we have been challenging? couldn't you have been challenging? couldn't they have been challenging?