English verb conjugation
COULD PADDLE

Regular verb: paddle - paddled - paddled

Affirmation

Simple form	V-ing form
I could paddle you could paddle he could paddle we could paddle you could paddle they could paddle	I could be paddling you could be paddling he could be paddling we could be paddling you could be paddling they could be paddling
Perfect	V-ing perfect
I could have paddled you could have paddled he could have paddled we could have paddled you could have paddled they could have paddled	I could have been paddling you could have been paddling he could have been paddling we could have been paddling you could have been paddling they could have been paddling

Negation

Simple form	V-ing form
I could not paddle you could not paddle he could not paddle we could not paddle you could not paddle they could not paddle	I could not be paddling you could not be paddling he could not be paddling we could not be paddling you could not be paddling they could not be paddling
Perfect	V-ing perfect
I could not have paddled you could not have paddled he could not have paddled we could not have paddled you could not have paddled they could not have paddled	I could not have been paddling you could not have been paddling he could not have been paddling we could not have been paddling you could not have been paddling they could not have been paddling

Interrogative form

Simple form	V-ing form
could I paddle? could you paddle? could he paddle? could we paddle? could you paddle? could they paddle?	could I be paddling? could you be paddling? could he be paddling? could we be paddling? could you be paddling? could they be paddling?
Perfect	V-ing perfect
could I have paddled? could you have paddled? could he have paddled? could we have paddled? could you have paddled? could they have paddled?	could I have been paddling? could you have been paddling? could he have been paddling? could we have been paddling? could you have been paddling? could they have been paddling?

Interro-negative form

Simple form	V-ing form
could I not paddle? could you not paddle? could he not paddle? could we not paddle? could you not paddle? could they not paddle?	could I not be paddling? could you not be paddling? could he not be paddling? could we not be paddling? could you not be paddling? could they not be paddling?
Perfect	V-ing perfect
could I not have paddled? could you not have paddled? could he not have paddled? could we not have paddled? could you not have paddled? could they not have paddled?	could I not have been paddling? could you not have been paddling? could he not have been paddling? could we not have been paddling? could you not have been paddling? could they not have been paddling?