English verb conjugation
COULD BETHINK

Irregular verb: bethink - bethought - bethought

Affirmation

Simple form	V-ing form
I could bethink you could bethink she could bethink we could bethink you could bethink they could bethink	I could be bethinking you could be bethinking she could be bethinking we could be bethinking you could be bethinking they could be bethinking
Perfect	V-ing perfect
I could have bethought you could have bethought she could have bethought we could have bethought you could have bethought they could have bethought	I could have been bethinking you could have been bethinking she could have been bethinking we could have been bethinking you could have been bethinking they could have been bethinking

Negation

Simple form	V-ing form
I couldn't bethink you couldn't bethink she couldn't bethink we couldn't bethink you couldn't bethink they couldn't bethink	I couldn't be bethinking you couldn't be bethinking she couldn't be bethinking we couldn't be bethinking you couldn't be bethinking they couldn't be bethinking
Perfect	V-ing perfect
I couldn't have bethought you couldn't have bethought she couldn't have bethought we couldn't have bethought you couldn't have bethought they couldn't have bethought	I couldn't have been bethinking you couldn't have been bethinking she couldn't have been bethinking we couldn't have been bethinking you couldn't have been bethinking they couldn't have been bethinking

Interrogative form

Simple form	V-ing form
could I bethink? could you bethink? could she bethink? could we bethink? could you bethink? could they bethink?	could I be bethinking? could you be bethinking? could she be bethinking? could we be bethinking? could you be bethinking? could they be bethinking?
Perfect	V-ing perfect
could I have bethought? could you have bethought? could she have bethought? could we have bethought? could you have bethought? could they have bethought?	could I have been bethinking? could you have been bethinking? could she have been bethinking? could we have been bethinking? could you have been bethinking? could they have been bethinking?

Interro-negative form

Simple form	V-ing form
couldn't I bethink? couldn't you bethink? couldn't she bethink? couldn't we bethink? couldn't you bethink? couldn't they bethink?	couldn't I be bethinking? couldn't you be bethinking? couldn't she be bethinking? couldn't we be bethinking? couldn't you be bethinking? couldn't they be bethinking?
Perfect	V-ing perfect
couldn't I have bethought? couldn't you have bethought? couldn't she have bethought? couldn't we have bethought? couldn't you have bethought? couldn't they have bethought?	couldn't I have been bethinking? couldn't you have been bethinking? couldn't she have been bethinking? couldn't we have been bethinking? couldn't you have been bethinking? couldn't they have been bethinking?