English verb conjugation
COULD ALARM

Regular verb: alarm - alarmed - alarmed

Affirmation

Simple form	V-ing form
I could alarm you could alarm he could alarm we could alarm you could alarm they could alarm	I could be alarming you could be alarming he could be alarming we could be alarming you could be alarming they could be alarming
Perfect	V-ing perfect
I could have alarmed you could have alarmed he could have alarmed we could have alarmed you could have alarmed they could have alarmed	I could have been alarming you could have been alarming he could have been alarming we could have been alarming you could have been alarming they could have been alarming

Negation

Simple form	V-ing form
I couldn't alarm you couldn't alarm he couldn't alarm we couldn't alarm you couldn't alarm they couldn't alarm	I couldn't be alarming you couldn't be alarming he couldn't be alarming we couldn't be alarming you couldn't be alarming they couldn't be alarming
Perfect	V-ing perfect
I couldn't have alarmed you couldn't have alarmed he couldn't have alarmed we couldn't have alarmed you couldn't have alarmed they couldn't have alarmed	I couldn't have been alarming you couldn't have been alarming he couldn't have been alarming we couldn't have been alarming you couldn't have been alarming they couldn't have been alarming

Interrogative form

Simple form	V-ing form
could I alarm? could you alarm? could he alarm? could we alarm? could you alarm? could they alarm?	could I be alarming? could you be alarming? could he be alarming? could we be alarming? could you be alarming? could they be alarming?
Perfect	V-ing perfect
could I have alarmed? could you have alarmed? could he have alarmed? could we have alarmed? could you have alarmed? could they have alarmed?	could I have been alarming? could you have been alarming? could he have been alarming? could we have been alarming? could you have been alarming? could they have been alarming?

Interro-negative form

Simple form	V-ing form
couldn't I alarm? couldn't you alarm? couldn't he alarm? couldn't we alarm? couldn't you alarm? couldn't they alarm?	couldn't I be alarming? couldn't you be alarming? couldn't he be alarming? couldn't we be alarming? couldn't you be alarming? couldn't they be alarming?
Perfect	V-ing perfect
couldn't I have alarmed? couldn't you have alarmed? couldn't he have alarmed? couldn't we have alarmed? couldn't you have alarmed? couldn't they have alarmed?	couldn't I have been alarming? couldn't you have been alarming? couldn't he have been alarming? couldn't we have been alarming? couldn't you have been alarming? couldn't they have been alarming?