English verb conjugation
COULD TICKTOCK

Regular verb: ticktock - ticktocked - ticktocked

Affirmation

Simple form	V-ing form
I could ticktock you could ticktock he could ticktock we could ticktock you could ticktock they could ticktock	I could be ticktocking you could be ticktocking he could be ticktocking we could be ticktocking you could be ticktocking they could be ticktocking
Perfect	V-ing perfect
I could have ticktocked you could have ticktocked he could have ticktocked we could have ticktocked you could have ticktocked they could have ticktocked	I could have been ticktocking you could have been ticktocking he could have been ticktocking we could have been ticktocking you could have been ticktocking they could have been ticktocking

Negation

Simple form	V-ing form
I couldn't ticktock you couldn't ticktock he couldn't ticktock we couldn't ticktock you couldn't ticktock they couldn't ticktock	I couldn't be ticktocking you couldn't be ticktocking he couldn't be ticktocking we couldn't be ticktocking you couldn't be ticktocking they couldn't be ticktocking
Perfect	V-ing perfect
I couldn't have ticktocked you couldn't have ticktocked he couldn't have ticktocked we couldn't have ticktocked you couldn't have ticktocked they couldn't have ticktocked	I couldn't have been ticktocking you couldn't have been ticktocking he couldn't have been ticktocking we couldn't have been ticktocking you couldn't have been ticktocking they couldn't have been ticktocking

Interrogative form

Simple form	V-ing form
could I ticktock? could you ticktock? could he ticktock? could we ticktock? could you ticktock? could they ticktock?	could I be ticktocking? could you be ticktocking? could he be ticktocking? could we be ticktocking? could you be ticktocking? could they be ticktocking?
Perfect	V-ing perfect
could I have ticktocked? could you have ticktocked? could he have ticktocked? could we have ticktocked? could you have ticktocked? could they have ticktocked?	could I have been ticktocking? could you have been ticktocking? could he have been ticktocking? could we have been ticktocking? could you have been ticktocking? could they have been ticktocking?

Interro-negative form

Simple form	V-ing form
couldn't I ticktock? couldn't you ticktock? couldn't he ticktock? couldn't we ticktock? couldn't you ticktock? couldn't they ticktock?	couldn't I be ticktocking? couldn't you be ticktocking? couldn't he be ticktocking? couldn't we be ticktocking? couldn't you be ticktocking? couldn't they be ticktocking?
Perfect	V-ing perfect
couldn't I have ticktocked? couldn't you have ticktocked? couldn't he have ticktocked? couldn't we have ticktocked? couldn't you have ticktocked? couldn't they have ticktocked?	couldn't I have been ticktocking? couldn't you have been ticktocking? couldn't he have been ticktocking? couldn't we have been ticktocking? couldn't you have been ticktocking? couldn't they have been ticktocking?