English verb conjugation
COULD SHOCK

Regular verb: shock - shocked - shocked

Affirmation

Simple form	V-ing form
I could shock you could shock she could shock we could shock you could shock they could shock	I could be shocking you could be shocking she could be shocking we could be shocking you could be shocking they could be shocking
Perfect	V-ing perfect
I could have shocked you could have shocked she could have shocked we could have shocked you could have shocked they could have shocked	I could have been shocking you could have been shocking she could have been shocking we could have been shocking you could have been shocking they could have been shocking

Negation

Simple form	V-ing form
I couldn't shock you couldn't shock she couldn't shock we couldn't shock you couldn't shock they couldn't shock	I couldn't be shocking you couldn't be shocking she couldn't be shocking we couldn't be shocking you couldn't be shocking they couldn't be shocking
Perfect	V-ing perfect
I couldn't have shocked you couldn't have shocked she couldn't have shocked we couldn't have shocked you couldn't have shocked they couldn't have shocked	I couldn't have been shocking you couldn't have been shocking she couldn't have been shocking we couldn't have been shocking you couldn't have been shocking they couldn't have been shocking

Interrogative form

Simple form	V-ing form
could I shock? could you shock? could she shock? could we shock? could you shock? could they shock?	could I be shocking? could you be shocking? could she be shocking? could we be shocking? could you be shocking? could they be shocking?
Perfect	V-ing perfect
could I have shocked? could you have shocked? could she have shocked? could we have shocked? could you have shocked? could they have shocked?	could I have been shocking? could you have been shocking? could she have been shocking? could we have been shocking? could you have been shocking? could they have been shocking?

Interro-negative form

Simple form	V-ing form
couldn't I shock? couldn't you shock? couldn't she shock? couldn't we shock? couldn't you shock? couldn't they shock?	couldn't I be shocking? couldn't you be shocking? couldn't she be shocking? couldn't we be shocking? couldn't you be shocking? couldn't they be shocking?
Perfect	V-ing perfect
couldn't I have shocked? couldn't you have shocked? couldn't she have shocked? couldn't we have shocked? couldn't you have shocked? couldn't they have shocked?	couldn't I have been shocking? couldn't you have been shocking? couldn't she have been shocking? couldn't we have been shocking? couldn't you have been shocking? couldn't they have been shocking?