English verb conjugation
COULD BOND

Regular verb: bond - bonded - bonded

Affirmation

Simple form	V-ing form
I could bond you could bond he could bond we could bond you could bond they could bond	I could be bonding you could be bonding he could be bonding we could be bonding you could be bonding they could be bonding
Perfect	V-ing perfect
I could have bonded you could have bonded he could have bonded we could have bonded you could have bonded they could have bonded	I could have been bonding you could have been bonding he could have been bonding we could have been bonding you could have been bonding they could have been bonding

Negation

Simple form	V-ing form
I couldn't bond you couldn't bond he couldn't bond we couldn't bond you couldn't bond they couldn't bond	I couldn't be bonding you couldn't be bonding he couldn't be bonding we couldn't be bonding you couldn't be bonding they couldn't be bonding
Perfect	V-ing perfect
I couldn't have bonded you couldn't have bonded he couldn't have bonded we couldn't have bonded you couldn't have bonded they couldn't have bonded	I couldn't have been bonding you couldn't have been bonding he couldn't have been bonding we couldn't have been bonding you couldn't have been bonding they couldn't have been bonding

Interrogative form

Simple form	V-ing form
could I bond? could you bond? could he bond? could we bond? could you bond? could they bond?	could I be bonding? could you be bonding? could he be bonding? could we be bonding? could you be bonding? could they be bonding?
Perfect	V-ing perfect
could I have bonded? could you have bonded? could he have bonded? could we have bonded? could you have bonded? could they have bonded?	could I have been bonding? could you have been bonding? could he have been bonding? could we have been bonding? could you have been bonding? could they have been bonding?

Interro-negative form

Simple form	V-ing form
couldn't I bond? couldn't you bond? couldn't he bond? couldn't we bond? couldn't you bond? couldn't they bond?	couldn't I be bonding? couldn't you be bonding? couldn't he be bonding? couldn't we be bonding? couldn't you be bonding? couldn't they be bonding?
Perfect	V-ing perfect
couldn't I have bonded? couldn't you have bonded? couldn't he have bonded? couldn't we have bonded? couldn't you have bonded? couldn't they have bonded?	couldn't I have been bonding? couldn't you have been bonding? couldn't he have been bonding? couldn't we have been bonding? couldn't you have been bonding? couldn't they have been bonding?