English verb conjugation
COULD TWEEZE

Regular verb: tweeze - tweezed - tweezed

Affirmation

Simple form	V-ing form
I could tweeze you could tweeze he could tweeze we could tweeze you could tweeze they could tweeze	I could be tweezing you could be tweezing he could be tweezing we could be tweezing you could be tweezing they could be tweezing
Perfect	V-ing perfect
I could have tweezed you could have tweezed he could have tweezed we could have tweezed you could have tweezed they could have tweezed	I could have been tweezing you could have been tweezing he could have been tweezing we could have been tweezing you could have been tweezing they could have been tweezing

Negation

Simple form	V-ing form
I could not tweeze you could not tweeze he could not tweeze we could not tweeze you could not tweeze they could not tweeze	I could not be tweezing you could not be tweezing he could not be tweezing we could not be tweezing you could not be tweezing they could not be tweezing
Perfect	V-ing perfect
I could not have tweezed you could not have tweezed he could not have tweezed we could not have tweezed you could not have tweezed they could not have tweezed	I could not have been tweezing you could not have been tweezing he could not have been tweezing we could not have been tweezing you could not have been tweezing they could not have been tweezing

Interrogative form

Simple form	V-ing form
could I tweeze? could you tweeze? could he tweeze? could we tweeze? could you tweeze? could they tweeze?	could I be tweezing? could you be tweezing? could he be tweezing? could we be tweezing? could you be tweezing? could they be tweezing?
Perfect	V-ing perfect
could I have tweezed? could you have tweezed? could he have tweezed? could we have tweezed? could you have tweezed? could they have tweezed?	could I have been tweezing? could you have been tweezing? could he have been tweezing? could we have been tweezing? could you have been tweezing? could they have been tweezing?

Interro-negative form

Simple form	V-ing form
could I not tweeze? could you not tweeze? could he not tweeze? could we not tweeze? could you not tweeze? could they not tweeze?	could I not be tweezing? could you not be tweezing? could he not be tweezing? could we not be tweezing? could you not be tweezing? could they not be tweezing?
Perfect	V-ing perfect
could I not have tweezed? could you not have tweezed? could he not have tweezed? could we not have tweezed? could you not have tweezed? could they not have tweezed?	could I not have been tweezing? could you not have been tweezing? could he not have been tweezing? could we not have been tweezing? could you not have been tweezing? could they not have been tweezing?