English verb conjugation
COULD BEWAIL

Regular verb: bewail - bewailed - bewailed

Affirmation

Simple form	V-ing form
I could bewail you could bewail he could bewail we could bewail you could bewail they could bewail	I could be bewailing you could be bewailing he could be bewailing we could be bewailing you could be bewailing they could be bewailing
Perfect	V-ing perfect
I could have bewailed you could have bewailed he could have bewailed we could have bewailed you could have bewailed they could have bewailed	I could have been bewailing you could have been bewailing he could have been bewailing we could have been bewailing you could have been bewailing they could have been bewailing

Negation

Simple form	V-ing form
I couldn't bewail you couldn't bewail he couldn't bewail we couldn't bewail you couldn't bewail they couldn't bewail	I couldn't be bewailing you couldn't be bewailing he couldn't be bewailing we couldn't be bewailing you couldn't be bewailing they couldn't be bewailing
Perfect	V-ing perfect
I couldn't have bewailed you couldn't have bewailed he couldn't have bewailed we couldn't have bewailed you couldn't have bewailed they couldn't have bewailed	I couldn't have been bewailing you couldn't have been bewailing he couldn't have been bewailing we couldn't have been bewailing you couldn't have been bewailing they couldn't have been bewailing

Interrogative form

Simple form	V-ing form
could I bewail? could you bewail? could he bewail? could we bewail? could you bewail? could they bewail?	could I be bewailing? could you be bewailing? could he be bewailing? could we be bewailing? could you be bewailing? could they be bewailing?
Perfect	V-ing perfect
could I have bewailed? could you have bewailed? could he have bewailed? could we have bewailed? could you have bewailed? could they have bewailed?	could I have been bewailing? could you have been bewailing? could he have been bewailing? could we have been bewailing? could you have been bewailing? could they have been bewailing?

Interro-negative form

Simple form	V-ing form
couldn't I bewail? couldn't you bewail? couldn't he bewail? couldn't we bewail? couldn't you bewail? couldn't they bewail?	couldn't I be bewailing? couldn't you be bewailing? couldn't he be bewailing? couldn't we be bewailing? couldn't you be bewailing? couldn't they be bewailing?
Perfect	V-ing perfect
couldn't I have bewailed? couldn't you have bewailed? couldn't he have bewailed? couldn't we have bewailed? couldn't you have bewailed? couldn't they have bewailed?	couldn't I have been bewailing? couldn't you have been bewailing? couldn't he have been bewailing? couldn't we have been bewailing? couldn't you have been bewailing? couldn't they have been bewailing?