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 couldn't hurdle you couldn't hurdle he couldn't hurdle we couldn't hurdle you couldn't hurdle they couldn't hurdle	I couldn't be hurdling you couldn't be hurdling he couldn't be hurdling we couldn't be hurdling you couldn't be hurdling they couldn't be hurdling
Perfect	V-ing perfect
I couldn't have hurdled you couldn't have hurdled he couldn't have hurdled we couldn't have hurdled you couldn't have hurdled they couldn't have hurdled	I couldn't have been hurdling you couldn't have been hurdling he couldn't have been hurdling we couldn't have been hurdling you couldn't have been hurdling they couldn't 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
couldn't I hurdle? couldn't you hurdle? couldn't he hurdle? couldn't we hurdle? couldn't you hurdle? couldn't they hurdle?	couldn't I be hurdling? couldn't you be hurdling? couldn't he be hurdling? couldn't we be hurdling? couldn't you be hurdling? couldn't they be hurdling?
Perfect	V-ing perfect
couldn't I have hurdled? couldn't you have hurdled? couldn't he have hurdled? couldn't we have hurdled? couldn't you have hurdled? couldn't they have hurdled?	couldn't I have been hurdling? couldn't you have been hurdling? couldn't he have been hurdling? couldn't we have been hurdling? couldn't you have been hurdling? couldn't they have been hurdling?