shall clench
Regular verb: clench - clenched- clenched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll clench
you'll clench
she'll clench
we'll clench
you'll clench
they'll clench 	I'll be clenching
you'll be clenching
she'll be clenching
we'll be clenching
you'll be clenching
they'll be clenching	I'll have clenched
you'll have clenched
she'll have clenched
we'll have clenched
you'll have clenched
they'll have clenched	I'll have been clenching
you'll have been clenching
she'll have been clenching
we'll have been clenching
you'll have been clenching
they'll have been clenching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't clench
you shan't clench
she shan't clench
we shan't clench
you shan't clench
they shan't clench 	I shan't be clenching
you shan't be clenching
she shan't be clenching
we shan't be clenching
you shan't be clenching
they shan't be clenching	I shan't have clenched
you shan't have clenched
she shan't have clenched
we shan't have clenched
you shan't have clenched
they shan't have clenched	I shan't have been clenching
you shan't have been clenching
she shan't have been clenching
we shan't have been clenching
you shan't have been clenching
they shan't have been clenching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I clench?
shall you clench?
shall she clench?
shall we clench?
shall you clench?
shall they clench? 	shall I be clenching?
shall you be clenching?
shall she be clenching?
shall we be clenching?
shall you be clenching?
shall they be clenching? 	shall I have clenched?
shall you have clenched?
shall she have clenched?
shall we have clenched?
shall you have clenched?
shall they have clenched? 	shall I have been clenching?
shall you have been clenching?
shall she have been clenching?
shall we have been clenching?
shall you have been clenching?
shall they have been clenching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I clench?
shan't you clench?
shan't she clench?
shan't we clench?
shan't you clench?
shan't they clench? 	shan't I be clenching?
shan't you be clenching?
shan't she be clenching?
shan't we be clenching?
shan't you be clenching?
shan't they be clenching? 	shan't I have clenched?
shan't you have clenched?
shan't she have clenched?
shan't we have clenched?
shan't you have clenched?
shan't they have clenched? 	shan't I have been clenching?
shan't you have been clenching?
shan't she have been clenching?
shan't we have been clenching?
shan't you have been clenching?
shan't they have been clenching?