English verb conjugation
CAN MURMUR

Regular verb: murmur - murmured - murmured

Affirmation

Simple form	V-ing form
I can murmur you can murmur he can murmur we can murmur you can murmur they can murmur	I can be murmuring you can be murmuring he can be murmuring we can be murmuring you can be murmuring they can be murmuring
Perfect	V-ing perfect
I can have murmured you can have murmured he can have murmured we can have murmured you can have murmured they can have murmured	I can have been murmuring you can have been murmuring he can have been murmuring we can have been murmuring you can have been murmuring they can have been murmuring

Negation

Simple form	V-ing form
I can't murmur you can't murmur he can't murmur we can't murmur you can't murmur they can't murmur	I can't be murmuring you can't be murmuring he can't be murmuring we can't be murmuring you can't be murmuring they can't be murmuring
Perfect	V-ing perfect
I can't have murmured you can't have murmured he can't have murmured we can't have murmured you can't have murmured they can't have murmured	I can't have been murmuring you can't have been murmuring he can't have been murmuring we can't have been murmuring you can't have been murmuring they can't have been murmuring

Interrogative form

Simple form	V-ing form
can I murmur? can you murmur? can he murmur? can we murmur? can you murmur? can they murmur?	can I be murmuring? can you be murmuring? can he be murmuring? can we be murmuring? can you be murmuring? can they be murmuring?
Perfect	V-ing perfect
can I have murmured? can you have murmured? can he have murmured? can we have murmured? can you have murmured? can they have murmured?	can I have been murmuring? can you have been murmuring? can he have been murmuring? can we have been murmuring? can you have been murmuring? can they have been murmuring?

Interro-negative form

Simple form	V-ing form
can't I murmur? can't you murmur? can't he murmur? can't we murmur? can't you murmur? can't they murmur?	can't I be murmuring? can't you be murmuring? can't he be murmuring? can't we be murmuring? can't you be murmuring? can't they be murmuring?
Perfect	V-ing perfect
can't I have murmured? can't you have murmured? can't he have murmured? can't we have murmured? can't you have murmured? can't they have murmured?	can't I have been murmuring? can't you have been murmuring? can't he have been murmuring? can't we have been murmuring? can't you have been murmuring? can't they have been murmuring?