English verb conjugation
CAN DEMUR

Regular verb: demur - demurred - demurred

Affirmation

Simple form	V-ing form
I can demur you can demur he can demur we can demur you can demur they can demur	I can be demurring you can be demurring he can be demurring we can be demurring you can be demurring they can be demurring
Perfect	V-ing perfect
I can have demurred you can have demurred he can have demurred we can have demurred you can have demurred they can have demurred	I can have been demurring you can have been demurring he can have been demurring we can have been demurring you can have been demurring they can have been demurring

Negation

Simple form	V-ing form
I cannot demur you cannot demur he cannot demur we cannot demur you cannot demur they cannot demur	I cannot be demurring you cannot be demurring he cannot be demurring we cannot be demurring you cannot be demurring they cannot be demurring
Perfect	V-ing perfect
I cannot have demurred you cannot have demurred he cannot have demurred we cannot have demurred you cannot have demurred they cannot have demurred	I cannot have been demurring you cannot have been demurring he cannot have been demurring we cannot have been demurring you cannot have been demurring they cannot have been demurring

Interrogative form

Simple form	V-ing form
can I demur? can you demur? can he demur? can we demur? can you demur? can they demur?	can I be demurring? can you be demurring? can he be demurring? can we be demurring? can you be demurring? can they be demurring?
Perfect	V-ing perfect
can I have demurred? can you have demurred? can he have demurred? can we have demurred? can you have demurred? can they have demurred?	can I have been demurring? can you have been demurring? can he have been demurring? can we have been demurring? can you have been demurring? can they have been demurring?

Interro-negative form

Simple form	V-ing form
can I not demur? can you not demur? can he not demur? can we not demur? can you not demur? can they not demur?	can I not be demurring? can you not be demurring? can he not be demurring? can we not be demurring? can you not be demurring? can they not be demurring?
Perfect	V-ing perfect
can I not have demurred? can you not have demurred? can he not have demurred? can we not have demurred? can you not have demurred? can they not have demurred?	can I not have been demurring? can you not have been demurring? can he not have been demurring? can we not have been demurring? can you not have been demurring? can they not have been demurring?