English verb conjugation
COULD BETHINK

Irregular verb: bethink - bethought - bethought

Affirmation

Simple form	V-ing form
I could bethink you could bethink he could bethink we could bethink you could bethink they could bethink	I could be bethinking you could be bethinking he 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 he 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 he 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 he 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 he 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 he 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 he 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 he bethink? could we bethink? could you bethink? could they bethink?	could I be bethinking? could you be bethinking? could he 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 he 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 he 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 he 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 he 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 he 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 he have been bethinking? couldn't we have been bethinking? couldn't you have been bethinking? couldn't they have been bethinking?