English verb conjugation
COULD TELEGRAPH

Regular verb: telegraph - telegraphed - telegraphed

Affirmation

Simple form	V-ing form
I could telegraph you could telegraph she could telegraph we could telegraph you could telegraph they could telegraph	I could be telegraphing you could be telegraphing she could be telegraphing we could be telegraphing you could be telegraphing they could be telegraphing
Perfect	V-ing perfect
I could have telegraphed you could have telegraphed she could have telegraphed we could have telegraphed you could have telegraphed they could have telegraphed	I could have been telegraphing you could have been telegraphing she could have been telegraphing we could have been telegraphing you could have been telegraphing they could have been telegraphing

Negation

Simple form	V-ing form
I could not telegraph you could not telegraph she could not telegraph we could not telegraph you could not telegraph they could not telegraph	I could not be telegraphing you could not be telegraphing she could not be telegraphing we could not be telegraphing you could not be telegraphing they could not be telegraphing
Perfect	V-ing perfect
I could not have telegraphed you could not have telegraphed she could not have telegraphed we could not have telegraphed you could not have telegraphed they could not have telegraphed	I could not have been telegraphing you could not have been telegraphing she could not have been telegraphing we could not have been telegraphing you could not have been telegraphing they could not have been telegraphing

Interrogative form

Simple form	V-ing form
could I telegraph? could you telegraph? could she telegraph? could we telegraph? could you telegraph? could they telegraph?	could I be telegraphing? could you be telegraphing? could she be telegraphing? could we be telegraphing? could you be telegraphing? could they be telegraphing?
Perfect	V-ing perfect
could I have telegraphed? could you have telegraphed? could she have telegraphed? could we have telegraphed? could you have telegraphed? could they have telegraphed?	could I have been telegraphing? could you have been telegraphing? could she have been telegraphing? could we have been telegraphing? could you have been telegraphing? could they have been telegraphing?

Interro-negative form

Simple form	V-ing form
could I not telegraph? could you not telegraph? could she not telegraph? could we not telegraph? could you not telegraph? could they not telegraph?	could I not be telegraphing? could you not be telegraphing? could she not be telegraphing? could we not be telegraphing? could you not be telegraphing? could they not be telegraphing?
Perfect	V-ing perfect
could I not have telegraphed? could you not have telegraphed? could she not have telegraphed? could we not have telegraphed? could you not have telegraphed? could they not have telegraphed?	could I not have been telegraphing? could you not have been telegraphing? could she not have been telegraphing? could we not have been telegraphing? could you not have been telegraphing? could they not have been telegraphing?