English verb conjugation
CAN CLAM

Regular verb: clam - clamed - clamed

Affirmation

Simple form	V-ing form
I can clam you can clam he can clam we can clam you can clam they can clam	I can be claming you can be claming he can be claming we can be claming you can be claming they can be claming
Perfect	V-ing perfect
I can have clamed you can have clamed he can have clamed we can have clamed you can have clamed they can have clamed	I can have been claming you can have been claming he can have been claming we can have been claming you can have been claming they can have been claming

Negation

Simple form	V-ing form
I can't clam you can't clam he can't clam we can't clam you can't clam they can't clam	I can't be claming you can't be claming he can't be claming we can't be claming you can't be claming they can't be claming
Perfect	V-ing perfect
I can't have clamed you can't have clamed he can't have clamed we can't have clamed you can't have clamed they can't have clamed	I can't have been claming you can't have been claming he can't have been claming we can't have been claming you can't have been claming they can't have been claming

Interrogative form

Simple form	V-ing form
can I clam? can you clam? can he clam? can we clam? can you clam? can they clam?	can I be claming? can you be claming? can he be claming? can we be claming? can you be claming? can they be claming?
Perfect	V-ing perfect
can I have clamed? can you have clamed? can he have clamed? can we have clamed? can you have clamed? can they have clamed?	can I have been claming? can you have been claming? can he have been claming? can we have been claming? can you have been claming? can they have been claming?

Interro-negative form

Simple form	V-ing form
can't I clam? can't you clam? can't he clam? can't we clam? can't you clam? can't they clam?	can't I be claming? can't you be claming? can't he be claming? can't we be claming? can't you be claming? can't they be claming?
Perfect	V-ing perfect
can't I have clamed? can't you have clamed? can't he have clamed? can't we have clamed? can't you have clamed? can't they have clamed?	can't I have been claming? can't you have been claming? can't he have been claming? can't we have been claming? can't you have been claming? can't they have been claming?