English verb conjugation
COULD MEDICINE

Regular verb: medicine - medicined - medicined

Affirmation

Simple form	V-ing form
I could medicine you could medicine he could medicine we could medicine you could medicine they could medicine	I could be medicining you could be medicining he could be medicining we could be medicining you could be medicining they could be medicining
Perfect	V-ing perfect
I could have medicined you could have medicined he could have medicined we could have medicined you could have medicined they could have medicined	I could have been medicining you could have been medicining he could have been medicining we could have been medicining you could have been medicining they could have been medicining

Negation

Simple form	V-ing form
I couldn't medicine you couldn't medicine he couldn't medicine we couldn't medicine you couldn't medicine they couldn't medicine	I couldn't be medicining you couldn't be medicining he couldn't be medicining we couldn't be medicining you couldn't be medicining they couldn't be medicining
Perfect	V-ing perfect
I couldn't have medicined you couldn't have medicined he couldn't have medicined we couldn't have medicined you couldn't have medicined they couldn't have medicined	I couldn't have been medicining you couldn't have been medicining he couldn't have been medicining we couldn't have been medicining you couldn't have been medicining they couldn't have been medicining

Interrogative form

Simple form	V-ing form
could I medicine? could you medicine? could he medicine? could we medicine? could you medicine? could they medicine?	could I be medicining? could you be medicining? could he be medicining? could we be medicining? could you be medicining? could they be medicining?
Perfect	V-ing perfect
could I have medicined? could you have medicined? could he have medicined? could we have medicined? could you have medicined? could they have medicined?	could I have been medicining? could you have been medicining? could he have been medicining? could we have been medicining? could you have been medicining? could they have been medicining?

Interro-negative form

Simple form	V-ing form
couldn't I medicine? couldn't you medicine? couldn't he medicine? couldn't we medicine? couldn't you medicine? couldn't they medicine?	couldn't I be medicining? couldn't you be medicining? couldn't he be medicining? couldn't we be medicining? couldn't you be medicining? couldn't they be medicining?
Perfect	V-ing perfect
couldn't I have medicined? couldn't you have medicined? couldn't he have medicined? couldn't we have medicined? couldn't you have medicined? couldn't they have medicined?	couldn't I have been medicining? couldn't you have been medicining? couldn't he have been medicining? couldn't we have been medicining? couldn't you have been medicining? couldn't they have been medicining?