shall lower
Regular verb: lower - lowered- lowered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll lower
you'll lower
she'll lower
we'll lower
you'll lower
they'll lower 	I'll be lowering
you'll be lowering
she'll be lowering
we'll be lowering
you'll be lowering
they'll be lowering	I'll have lowered
you'll have lowered
she'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
she'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
she 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
she 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
she 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
she 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 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 	
shan't I lower?
shan't you lower?
shan't she 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 she 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 she 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 she have been lowering?
shan't we have been lowering?
shan't you have been lowering?
shan't they have been lowering?