English verb conjugation
COULD SECOND

Regular verb: second - seconded - seconded

Affirmation

Simple form	V-ing form
I could second you could second he could second we could second you could second they could second	I could be seconding you could be seconding he could be seconding we could be seconding you could be seconding they could be seconding
Perfect	V-ing perfect
I could have seconded you could have seconded he could have seconded we could have seconded you could have seconded they could have seconded	I could have been seconding you could have been seconding he could have been seconding we could have been seconding you could have been seconding they could have been seconding

Negation

Simple form	V-ing form
I couldn't second you couldn't second he couldn't second we couldn't second you couldn't second they couldn't second	I couldn't be seconding you couldn't be seconding he couldn't be seconding we couldn't be seconding you couldn't be seconding they couldn't be seconding
Perfect	V-ing perfect
I couldn't have seconded you couldn't have seconded he couldn't have seconded we couldn't have seconded you couldn't have seconded they couldn't have seconded	I couldn't have been seconding you couldn't have been seconding he couldn't have been seconding we couldn't have been seconding you couldn't have been seconding they couldn't have been seconding

Interrogative form

Simple form	V-ing form
could I second? could you second? could he second? could we second? could you second? could they second?	could I be seconding? could you be seconding? could he be seconding? could we be seconding? could you be seconding? could they be seconding?
Perfect	V-ing perfect
could I have seconded? could you have seconded? could he have seconded? could we have seconded? could you have seconded? could they have seconded?	could I have been seconding? could you have been seconding? could he have been seconding? could we have been seconding? could you have been seconding? could they have been seconding?

Interro-negative form

Simple form	V-ing form
couldn't I second? couldn't you second? couldn't he second? couldn't we second? couldn't you second? couldn't they second?	couldn't I be seconding? couldn't you be seconding? couldn't he be seconding? couldn't we be seconding? couldn't you be seconding? couldn't they be seconding?
Perfect	V-ing perfect
couldn't I have seconded? couldn't you have seconded? couldn't he have seconded? couldn't we have seconded? couldn't you have seconded? couldn't they have seconded?	couldn't I have been seconding? couldn't you have been seconding? couldn't he have been seconding? couldn't we have been seconding? couldn't you have been seconding? couldn't they have been seconding?