shall yammer
Regular verb: yammer - yammered- yammered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall yammer
you shall yammer
he shall yammer
we shall yammer
you shall yammer
they shall yammer 	I shall be yammering
you shall be yammering
he shall be yammering
we shall be yammering
you shall be yammering
they shall be yammering	I shall have yammered
you shall have yammered
he shall have yammered
we shall have yammered
you shall have yammered
they shall have yammered	I shall have been yammering
you shall have been yammering
he shall have been yammering
we shall have been yammering
you shall have been yammering
they shall have been yammering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not yammer
you shall not yammer
he shall not yammer
we shall not yammer
you shall not yammer
they shall not yammer 	I shall not be yammering
you shall not be yammering
he shall not be yammering
we shall not be yammering
you shall not be yammering
they shall not be yammering	I shall not have yammered
you shall not have yammered
he shall not have yammered
we shall not have yammered
you shall not have yammered
they shall not have yammered	I shall not have been yammering
you shall not have been yammering
he shall not have been yammering
we shall not have been yammering
you shall not have been yammering
they shall not have been yammering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I yammer?
shall you yammer?
shall he yammer?
shall we yammer?
shall you yammer?
shall they yammer? 	shall I be yammering?
shall you be yammering?
shall he be yammering?
shall we be yammering?
shall you be yammering?
shall they be yammering? 	shall I have yammered?
shall you have yammered?
shall he have yammered?
shall we have yammered?
shall you have yammered?
shall they have yammered? 	shall I have been yammering?
shall you have been yammering?
shall he have been yammering?
shall we have been yammering?
shall you have been yammering?
shall they have been yammering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not yammer?
shall you not yammer?
shall he not yammer?
shall we not yammer?
shall you not yammer?
shall they not yammer? 	shall I not be yammering?
shall you not be yammering?
shall he not be yammering?
shall we not be yammering?
shall you not be yammering?
shall they not be yammering? 	shall I not have yammered?
shall you not have yammered?
shall he not have yammered?
shall we not have yammered?
shall you not have yammered?
shall they not have yammered? 	shall I not have been yammering?
shall you not have been yammering?
shall he not have been yammering?
shall we not have been yammering?
shall you not have been yammering?
shall they not have been yammering?