English verb conjugation
COULD HURDLE

Regular verb: hurdle - hurdled - hurdled

Affirmation

Simple form	V-ing form
I could hurdle you could hurdle he could hurdle we could hurdle you could hurdle they could hurdle	I could be hurdling you could be hurdling he could be hurdling we could be hurdling you could be hurdling they could be hurdling
Perfect	V-ing perfect
I could have hurdled you could have hurdled he could have hurdled we could have hurdled you could have hurdled they could have hurdled	I could have been hurdling you could have been hurdling he could have been hurdling we could have been hurdling you could have been hurdling they could have been hurdling

Negation

Simple form	V-ing form
I could not hurdle you could not hurdle he could not hurdle we could not hurdle you could not hurdle they could not hurdle	I could not be hurdling you could not be hurdling he could not be hurdling we could not be hurdling you could not be hurdling they could not be hurdling
Perfect	V-ing perfect
I could not have hurdled you could not have hurdled he could not have hurdled we could not have hurdled you could not have hurdled they could not have hurdled	I could not have been hurdling you could not have been hurdling he could not have been hurdling we could not have been hurdling you could not have been hurdling they could not have been hurdling

Interrogative form

Simple form	V-ing form
could I hurdle? could you hurdle? could he hurdle? could we hurdle? could you hurdle? could they hurdle?	could I be hurdling? could you be hurdling? could he be hurdling? could we be hurdling? could you be hurdling? could they be hurdling?
Perfect	V-ing perfect
could I have hurdled? could you have hurdled? could he have hurdled? could we have hurdled? could you have hurdled? could they have hurdled?	could I have been hurdling? could you have been hurdling? could he have been hurdling? could we have been hurdling? could you have been hurdling? could they have been hurdling?

Interro-negative form

Simple form	V-ing form
could I not hurdle? could you not hurdle? could he not hurdle? could we not hurdle? could you not hurdle? could they not hurdle?	could I not be hurdling? could you not be hurdling? could he not be hurdling? could we not be hurdling? could you not be hurdling? could they not be hurdling?
Perfect	V-ing perfect
could I not have hurdled? could you not have hurdled? could he not have hurdled? could we not have hurdled? could you not have hurdled? could they not have hurdled?	could I not have been hurdling? could you not have been hurdling? could he not have been hurdling? could we not have been hurdling? could you not have been hurdling? could they not have been hurdling?