English verb conjugation
COULD SYNAPSE

Regular verb: synapse - synapsed - synapsed

Affirmation

Simple form	V-ing form
I could synapse you could synapse he could synapse we could synapse you could synapse they could synapse	I could be synapsing you could be synapsing he could be synapsing we could be synapsing you could be synapsing they could be synapsing
Perfect	V-ing perfect
I could have synapsed you could have synapsed he could have synapsed we could have synapsed you could have synapsed they could have synapsed	I could have been synapsing you could have been synapsing he could have been synapsing we could have been synapsing you could have been synapsing they could have been synapsing

Negation

Simple form	V-ing form
I couldn't synapse you couldn't synapse he couldn't synapse we couldn't synapse you couldn't synapse they couldn't synapse	I couldn't be synapsing you couldn't be synapsing he couldn't be synapsing we couldn't be synapsing you couldn't be synapsing they couldn't be synapsing
Perfect	V-ing perfect
I couldn't have synapsed you couldn't have synapsed he couldn't have synapsed we couldn't have synapsed you couldn't have synapsed they couldn't have synapsed	I couldn't have been synapsing you couldn't have been synapsing he couldn't have been synapsing we couldn't have been synapsing you couldn't have been synapsing they couldn't have been synapsing

Interrogative form

Simple form	V-ing form
could I synapse? could you synapse? could he synapse? could we synapse? could you synapse? could they synapse?	could I be synapsing? could you be synapsing? could he be synapsing? could we be synapsing? could you be synapsing? could they be synapsing?
Perfect	V-ing perfect
could I have synapsed? could you have synapsed? could he have synapsed? could we have synapsed? could you have synapsed? could they have synapsed?	could I have been synapsing? could you have been synapsing? could he have been synapsing? could we have been synapsing? could you have been synapsing? could they have been synapsing?

Interro-negative form

Simple form	V-ing form
couldn't I synapse? couldn't you synapse? couldn't he synapse? couldn't we synapse? couldn't you synapse? couldn't they synapse?	couldn't I be synapsing? couldn't you be synapsing? couldn't he be synapsing? couldn't we be synapsing? couldn't you be synapsing? couldn't they be synapsing?
Perfect	V-ing perfect
couldn't I have synapsed? couldn't you have synapsed? couldn't he have synapsed? couldn't we have synapsed? couldn't you have synapsed? couldn't they have synapsed?	couldn't I have been synapsing? couldn't you have been synapsing? couldn't he have been synapsing? couldn't we have been synapsing? couldn't you have been synapsing? couldn't they have been synapsing?