shall lower
Regular verb: lower - lowered- lowered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll lower
you'll lower
he'll lower
we'll lower
you'll lower
they'll lower 	I'll be lowering
you'll be lowering
he'll be lowering
we'll be lowering
you'll be lowering
they'll be lowering	I'll have lowered
you'll have lowered
he'll have lowered
we'll have lowered
you'll have lowered
they'll have lowered	I'll have been lowering
you'll have been lowering
he'll have been lowering
we'll have been lowering
you'll have been lowering
they'll have been lowering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't lower
you shan't lower
he shan't lower
we shan't lower
you shan't lower
they shan't lower 	I shan't be lowering
you shan't be lowering
he shan't be lowering
we shan't be lowering
you shan't be lowering
they shan't be lowering	I shan't have lowered
you shan't have lowered
he shan't have lowered
we shan't have lowered
you shan't have lowered
they shan't have lowered	I shan't have been lowering
you shan't have been lowering
he shan't have been lowering
we shan't have been lowering
you shan't have been lowering
they shan't have been lowering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I lower?
shall you lower?
shall he lower?
shall we lower?
shall you lower?
shall they lower? 	shall I be lowering?
shall you be lowering?
shall he be lowering?
shall we be lowering?
shall you be lowering?
shall they be lowering? 	shall I have lowered?
shall you have lowered?
shall he 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 he 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 	
shan't I lower?
shan't you lower?
shan't he lower?
shan't we lower?
shan't you lower?
shan't they lower? 	shan't I be lowering?
shan't you be lowering?
shan't he be lowering?
shan't we be lowering?
shan't you be lowering?
shan't they be lowering? 	shan't I have lowered?
shan't you have lowered?
shan't he have lowered?
shan't we have lowered?
shan't you have lowered?
shan't they have lowered? 	shan't I have been lowering?
shan't you have been lowering?
shan't he have been lowering?
shan't we have been lowering?
shan't you have been lowering?
shan't they have been lowering?