shall lower
Regular verb: lower - lowered- lowered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall lower
you shall lower
she shall lower
we shall lower
you shall lower
they shall lower 	I shall be lowering
you shall be lowering
she shall be lowering
we shall be lowering
you shall be lowering
they shall be lowering	I shall have lowered
you shall have lowered
she shall have lowered
we shall have lowered
you shall have lowered
they shall have lowered	I shall have been lowering
you shall have been lowering
she shall have been lowering
we shall have been lowering
you shall have been lowering
they shall have been lowering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not lower
you shall not lower
she shall not lower
we shall not lower
you shall not lower
they shall not lower 	I shall not be lowering
you shall not be lowering
she shall not be lowering
we shall not be lowering
you shall not be lowering
they shall not be lowering	I shall not have lowered
you shall not have lowered
she shall not have lowered
we shall not have lowered
you shall not have lowered
they shall not have lowered	I shall not have been lowering
you shall not have been lowering
she shall not have been lowering
we shall not have been lowering
you shall not have been lowering
they shall not have been lowering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I lower?
shall you lower?
shall she lower?
shall we lower?
shall you lower?
shall they lower? 	shall I be lowering?
shall you be lowering?
shall she be lowering?
shall we be lowering?
shall you be lowering?
shall they be lowering? 	shall I have lowered?
shall you have lowered?
shall she have lowered?
shall we have lowered?
shall you have lowered?
shall they have lowered? 	shall I have been lowering?
shall you have been lowering?
shall she have been lowering?
shall we have been lowering?
shall you have been lowering?
shall they have been lowering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not lower?
shall you not lower?
shall she not lower?
shall we not lower?
shall you not lower?
shall they not lower? 	shall I not be lowering?
shall you not be lowering?
shall she not be lowering?
shall we not be lowering?
shall you not be lowering?
shall they not be lowering? 	shall I not have lowered?
shall you not have lowered?
shall she not have lowered?
shall we not have lowered?
shall you not have lowered?
shall they not have lowered? 	shall I not have been lowering?
shall you not have been lowering?
shall she not have been lowering?
shall we not have been lowering?
shall you not have been lowering?
shall they not have been lowering?