shall centre
Regular verb: centre - centred- centred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall centre
you shall centre
he shall centre
we shall centre
you shall centre
they shall centre 	I shall be centring
you shall be centring
he shall be centring
we shall be centring
you shall be centring
they shall be centring	I shall have centred
you shall have centred
he shall have centred
we shall have centred
you shall have centred
they shall have centred	I shall have been centring
you shall have been centring
he shall have been centring
we shall have been centring
you shall have been centring
they shall have been centring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not centre
you shall not centre
he shall not centre
we shall not centre
you shall not centre
they shall not centre 	I shall not be centring
you shall not be centring
he shall not be centring
we shall not be centring
you shall not be centring
they shall not be centring	I shall not have centred
you shall not have centred
he shall not have centred
we shall not have centred
you shall not have centred
they shall not have centred	I shall not have been centring
you shall not have been centring
he shall not have been centring
we shall not have been centring
you shall not have been centring
they shall not have been centring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I centre?
shall you centre?
shall he centre?
shall we centre?
shall you centre?
shall they centre? 	shall I be centring?
shall you be centring?
shall he be centring?
shall we be centring?
shall you be centring?
shall they be centring? 	shall I have centred?
shall you have centred?
shall he have centred?
shall we have centred?
shall you have centred?
shall they have centred? 	shall I have been centring?
shall you have been centring?
shall he have been centring?
shall we have been centring?
shall you have been centring?
shall they have been centring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not centre?
shall you not centre?
shall he not centre?
shall we not centre?
shall you not centre?
shall they not centre? 	shall I not be centring?
shall you not be centring?
shall he not be centring?
shall we not be centring?
shall you not be centring?
shall they not be centring? 	shall I not have centred?
shall you not have centred?
shall he not have centred?
shall we not have centred?
shall you not have centred?
shall they not have centred? 	shall I not have been centring?
shall you not have been centring?
shall he not have been centring?
shall we not have been centring?
shall you not have been centring?
shall they not have been centring?