English verb conjugation
COULD CONTEMN

Regular verb: contemn - contemned - contemned

Affirmation

Simple form	V-ing form
I could contemn you could contemn she could contemn we could contemn you could contemn they could contemn	I could be contemning you could be contemning she could be contemning we could be contemning you could be contemning they could be contemning
Perfect	V-ing perfect
I could have contemned you could have contemned she could have contemned we could have contemned you could have contemned they could have contemned	I could have been contemning you could have been contemning she could have been contemning we could have been contemning you could have been contemning they could have been contemning

Negation

Simple form	V-ing form
I couldn't contemn you couldn't contemn she couldn't contemn we couldn't contemn you couldn't contemn they couldn't contemn	I couldn't be contemning you couldn't be contemning she couldn't be contemning we couldn't be contemning you couldn't be contemning they couldn't be contemning
Perfect	V-ing perfect
I couldn't have contemned you couldn't have contemned she couldn't have contemned we couldn't have contemned you couldn't have contemned they couldn't have contemned	I couldn't have been contemning you couldn't have been contemning she couldn't have been contemning we couldn't have been contemning you couldn't have been contemning they couldn't have been contemning

Interrogative form

Simple form	V-ing form
could I contemn? could you contemn? could she contemn? could we contemn? could you contemn? could they contemn?	could I be contemning? could you be contemning? could she be contemning? could we be contemning? could you be contemning? could they be contemning?
Perfect	V-ing perfect
could I have contemned? could you have contemned? could she have contemned? could we have contemned? could you have contemned? could they have contemned?	could I have been contemning? could you have been contemning? could she have been contemning? could we have been contemning? could you have been contemning? could they have been contemning?

Interro-negative form

Simple form	V-ing form
couldn't I contemn? couldn't you contemn? couldn't she contemn? couldn't we contemn? couldn't you contemn? couldn't they contemn?	couldn't I be contemning? couldn't you be contemning? couldn't she be contemning? couldn't we be contemning? couldn't you be contemning? couldn't they be contemning?
Perfect	V-ing perfect
couldn't I have contemned? couldn't you have contemned? couldn't she have contemned? couldn't we have contemned? couldn't you have contemned? couldn't they have contemned?	couldn't I have been contemning? couldn't you have been contemning? couldn't she have been contemning? couldn't we have been contemning? couldn't you have been contemning? couldn't they have been contemning?