English verb conjugation
COULD POUND

Regular verb: pound - pounded - pounded

Affirmation

Simple form	V-ing form
I could pound you could pound he could pound we could pound you could pound they could pound	I could be pounding you could be pounding he could be pounding we could be pounding you could be pounding they could be pounding
Perfect	V-ing perfect
I could have pounded you could have pounded he could have pounded we could have pounded you could have pounded they could have pounded	I could have been pounding you could have been pounding he could have been pounding we could have been pounding you could have been pounding they could have been pounding

Negation

Simple form	V-ing form
I couldn't pound you couldn't pound he couldn't pound we couldn't pound you couldn't pound they couldn't pound	I couldn't be pounding you couldn't be pounding he couldn't be pounding we couldn't be pounding you couldn't be pounding they couldn't be pounding
Perfect	V-ing perfect
I couldn't have pounded you couldn't have pounded he couldn't have pounded we couldn't have pounded you couldn't have pounded they couldn't have pounded	I couldn't have been pounding you couldn't have been pounding he couldn't have been pounding we couldn't have been pounding you couldn't have been pounding they couldn't have been pounding

Interrogative form

Simple form	V-ing form
could I pound? could you pound? could he pound? could we pound? could you pound? could they pound?	could I be pounding? could you be pounding? could he be pounding? could we be pounding? could you be pounding? could they be pounding?
Perfect	V-ing perfect
could I have pounded? could you have pounded? could he have pounded? could we have pounded? could you have pounded? could they have pounded?	could I have been pounding? could you have been pounding? could he have been pounding? could we have been pounding? could you have been pounding? could they have been pounding?

Interro-negative form

Simple form	V-ing form
couldn't I pound? couldn't you pound? couldn't he pound? couldn't we pound? couldn't you pound? couldn't they pound?	couldn't I be pounding? couldn't you be pounding? couldn't he be pounding? couldn't we be pounding? couldn't you be pounding? couldn't they be pounding?
Perfect	V-ing perfect
couldn't I have pounded? couldn't you have pounded? couldn't he have pounded? couldn't we have pounded? couldn't you have pounded? couldn't they have pounded?	couldn't I have been pounding? couldn't you have been pounding? couldn't he have been pounding? couldn't we have been pounding? couldn't you have been pounding? couldn't they have been pounding?