Conjugación del verbo inglés
COULD PREDRILL

Verbo regular: predrill - predrilled - predrilled

Afirmación

Forma simple	Forma con V-ing
I could predrill you could predrill he could predrill we could predrill you could predrill they could predrill	I could be predrilling you could be predrilling he could be predrilling we could be predrilling you could be predrilling they could be predrilling
Perfecto	Perfecto con V-ing
I could have predrilled you could have predrilled he could have predrilled we could have predrilled you could have predrilled they could have predrilled	I could have been predrilling you could have been predrilling he could have been predrilling we could have been predrilling you could have been predrilling they could have been predrilling

Negación

Forma simple	Forma con V-ing
I could not predrill you could not predrill he could not predrill we could not predrill you could not predrill they could not predrill	I could not be predrilling you could not be predrilling he could not be predrilling we could not be predrilling you could not be predrilling they could not be predrilling
Perfecto	Perfecto con V-ing
I could not have predrilled you could not have predrilled he could not have predrilled we could not have predrilled you could not have predrilled they could not have predrilled	I could not have been predrilling you could not have been predrilling he could not have been predrilling we could not have been predrilling you could not have been predrilling they could not have been predrilling

Forma interrogativa

Forma simple	Forma con V-ing
could I predrill? could you predrill? could he predrill? could we predrill? could you predrill? could they predrill?	could I be predrilling? could you be predrilling? could he be predrilling? could we be predrilling? could you be predrilling? could they be predrilling?
Perfecto	Perfecto con V-ing
could I have predrilled? could you have predrilled? could he have predrilled? could we have predrilled? could you have predrilled? could they have predrilled?	could I have been predrilling? could you have been predrilling? could he have been predrilling? could we have been predrilling? could you have been predrilling? could they have been predrilling?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not predrill? could you not predrill? could he not predrill? could we not predrill? could you not predrill? could they not predrill?	could I not be predrilling? could you not be predrilling? could he not be predrilling? could we not be predrilling? could you not be predrilling? could they not be predrilling?
Perfecto	Perfecto con V-ing
could I not have predrilled? could you not have predrilled? could he not have predrilled? could we not have predrilled? could you not have predrilled? could they not have predrilled?	could I not have been predrilling? could you not have been predrilling? could he not have been predrilling? could we not have been predrilling? could you not have been predrilling? could they not have been predrilling?