can lam
Regular verb: lam - lammed- lammed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can lam
you can lam
he can lam
we can lam
you can lam
they can lam 	I can be lamming
you can be lamming
he can be lamming
we can be lamming
you can be lamming
they can be lamming	I can have lammed
you can have lammed
he can have lammed
we can have lammed
you can have lammed
they can have lammed	I can have been lamming
you can have been lamming
he can have been lamming
we can have been lamming
you can have been lamming
they can have been lamming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot lam
you cannot lam
he cannot lam
we cannot lam
you cannot lam
they cannot lam 	I cannot be lamming
you cannot be lamming
he cannot be lamming
we cannot be lamming
you cannot be lamming
they cannot be lamming	I cannot have lammed
you cannot have lammed
he cannot have lammed
we cannot have lammed
you cannot have lammed
they cannot have lammed	I cannot have been lamming
you cannot have been lamming
he cannot have been lamming
we cannot have been lamming
you cannot have been lamming
they cannot have been lamming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I lam?
can you lam?
can he lam?
can we lam?
can you lam?
can they lam? 	can I be lamming?
can you be lamming?
can he be lamming?
can we be lamming?
can you be lamming?
can they be lamming? 	can I have lammed?
can you have lammed?
can he have lammed?
can we have lammed?
can you have lammed?
can they have lammed? 	can I have been lamming?
can you have been lamming?
can he have been lamming?
can we have been lamming?
can you have been lamming?
can they have been lamming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not lam?
can you not lam?
can he not lam?
can we not lam?
can you not lam?
can they not lam? 	can I not be lamming?
can you not be lamming?
can he not be lamming?
can we not be lamming?
can you not be lamming?
can they not be lamming? 	can I not have lammed?
can you not have lammed?
can he not have lammed?
can we not have lammed?
can you not have lammed?
can they not have lammed? 	can I not have been lamming?
can you not have been lamming?
can he not have been lamming?
can we not have been lamming?
can you not have been lamming?
can they not have been lamming?