I could birdlime you could birdlime he could birdlime we could birdlime you could birdlime they could birdlime
Forma con V-ing
I could be birdliming you could be birdliming he could be birdliming we could be birdliming you could be birdliming they could be birdliming
Perfecto
I could have birdlimed you could have birdlimed he could have birdlimed we could have birdlimed you could have birdlimed they could have birdlimed
Perfecto con V-ing
I could have been birdliming you could have been birdliming he could have been birdliming we could have been birdliming you could have been birdliming they could have been birdliming
Negación
Forma simple
I couldn't birdlime you couldn't birdlime he couldn't birdlime we couldn't birdlime you couldn't birdlime they couldn't birdlime
Forma con V-ing
I couldn't be birdliming you couldn't be birdliming he couldn't be birdliming we couldn't be birdliming you couldn't be birdliming they couldn't be birdliming
Perfecto
I couldn't have birdlimed you couldn't have birdlimed he couldn't have birdlimed we couldn't have birdlimed you couldn't have birdlimed they couldn't have birdlimed
Perfecto con V-ing
I couldn't have been birdliming you couldn't have been birdliming he couldn't have been birdliming we couldn't have been birdliming you couldn't have been birdliming they couldn't have been birdliming
Forma interrogativa
Forma simple
could I birdlime? could you birdlime? could he birdlime? could we birdlime? could you birdlime? could they birdlime?
Forma con V-ing
could I be birdliming? could you be birdliming? could he be birdliming? could we be birdliming? could you be birdliming? could they be birdliming?
Perfecto
could I have birdlimed? could you have birdlimed? could he have birdlimed? could we have birdlimed? could you have birdlimed? could they have birdlimed?
Perfecto con V-ing
could I have been birdliming? could you have been birdliming? could he have been birdliming? could we have been birdliming? could you have been birdliming? could they have been birdliming?
Forma interro-negativa
Forma simple
couldn't I birdlime? couldn't you birdlime? couldn't he birdlime? couldn't we birdlime? couldn't you birdlime? couldn't they birdlime?
Forma con V-ing
couldn't I be birdliming? couldn't you be birdliming? couldn't he be birdliming? couldn't we be birdliming? couldn't you be birdliming? couldn't they be birdliming?
Perfecto
couldn't I have birdlimed? couldn't you have birdlimed? couldn't he have birdlimed? couldn't we have birdlimed? couldn't you have birdlimed? couldn't they have birdlimed?
Perfecto con V-ing
couldn't I have been birdliming? couldn't you have been birdliming? couldn't he have been birdliming? couldn't we have been birdliming? couldn't you have been birdliming? couldn't they have been birdliming?