English verb conjugation
COULD ESCALADE

Regular verb: escalade - escaladed - escaladed

Affirmation

Simple form	V-ing form
I could escalade you could escalade he could escalade we could escalade you could escalade they could escalade	I could be escalading you could be escalading he could be escalading we could be escalading you could be escalading they could be escalading
Perfect	V-ing perfect
I could have escaladed you could have escaladed he could have escaladed we could have escaladed you could have escaladed they could have escaladed	I could have been escalading you could have been escalading he could have been escalading we could have been escalading you could have been escalading they could have been escalading

Negation

Simple form	V-ing form
I could not escalade you could not escalade he could not escalade we could not escalade you could not escalade they could not escalade	I could not be escalading you could not be escalading he could not be escalading we could not be escalading you could not be escalading they could not be escalading
Perfect	V-ing perfect
I could not have escaladed you could not have escaladed he could not have escaladed we could not have escaladed you could not have escaladed they could not have escaladed	I could not have been escalading you could not have been escalading he could not have been escalading we could not have been escalading you could not have been escalading they could not have been escalading

Interrogative form

Simple form	V-ing form
could I escalade? could you escalade? could he escalade? could we escalade? could you escalade? could they escalade?	could I be escalading? could you be escalading? could he be escalading? could we be escalading? could you be escalading? could they be escalading?
Perfect	V-ing perfect
could I have escaladed? could you have escaladed? could he have escaladed? could we have escaladed? could you have escaladed? could they have escaladed?	could I have been escalading? could you have been escalading? could he have been escalading? could we have been escalading? could you have been escalading? could they have been escalading?

Interro-negative form

Simple form	V-ing form
could I not escalade? could you not escalade? could he not escalade? could we not escalade? could you not escalade? could they not escalade?	could I not be escalading? could you not be escalading? could he not be escalading? could we not be escalading? could you not be escalading? could they not be escalading?
Perfect	V-ing perfect
could I not have escaladed? could you not have escaladed? could he not have escaladed? could we not have escaladed? could you not have escaladed? could they not have escaladed?	could I not have been escalading? could you not have been escalading? could he not have been escalading? could we not have been escalading? could you not have been escalading? could they not have been escalading?