English verb conjugation
CAN CONTEMN

Regular verb: contemn - contemned - contemned

Affirmation

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

Negation

Simple form	V-ing form
I cannot contemn you cannot contemn he cannot contemn we cannot contemn you cannot contemn they cannot contemn	I cannot be contemning you cannot be contemning he cannot be contemning we cannot be contemning you cannot be contemning they cannot be contemning
Perfect	V-ing perfect
I cannot have contemned you cannot have contemned he cannot have contemned we cannot have contemned you cannot have contemned they cannot have contemned	I cannot have been contemning you cannot have been contemning he cannot have been contemning we cannot have been contemning you cannot have been contemning they cannot have been contemning

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can I not contemn? can you not contemn? can he not contemn? can we not contemn? can you not contemn? can they not contemn?	can I not be contemning? can you not be contemning? can he not be contemning? can we not be contemning? can you not be contemning? can they not be contemning?
Perfect	V-ing perfect
can I not have contemned? can you not have contemned? can he not have contemned? can we not have contemned? can you not have contemned? can they not have contemned?	can I not have been contemning? can you not have been contemning? can he not have been contemning? can we not have been contemning? can you not have been contemning? can they not have been contemning?