shall purchase
Regular verb: purchase - purchased- purchased

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall purchase
you shall purchase
she shall purchase
we shall purchase
you shall purchase
they shall purchase 	I shall be purchasing
you shall be purchasing
she shall be purchasing
we shall be purchasing
you shall be purchasing
they shall be purchasing	I shall have purchased
you shall have purchased
she shall have purchased
we shall have purchased
you shall have purchased
they shall have purchased	I shall have been purchasing
you shall have been purchasing
she shall have been purchasing
we shall have been purchasing
you shall have been purchasing
they shall have been purchasing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not purchase
you shall not purchase
she shall not purchase
we shall not purchase
you shall not purchase
they shall not purchase 	I shall not be purchasing
you shall not be purchasing
she shall not be purchasing
we shall not be purchasing
you shall not be purchasing
they shall not be purchasing	I shall not have purchased
you shall not have purchased
she shall not have purchased
we shall not have purchased
you shall not have purchased
they shall not have purchased	I shall not have been purchasing
you shall not have been purchasing
she shall not have been purchasing
we shall not have been purchasing
you shall not have been purchasing
they shall not have been purchasing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I purchase?
shall you purchase?
shall she purchase?
shall we purchase?
shall you purchase?
shall they purchase? 	shall I be purchasing?
shall you be purchasing?
shall she be purchasing?
shall we be purchasing?
shall you be purchasing?
shall they be purchasing? 	shall I have purchased?
shall you have purchased?
shall she have purchased?
shall we have purchased?
shall you have purchased?
shall they have purchased? 	shall I have been purchasing?
shall you have been purchasing?
shall she have been purchasing?
shall we have been purchasing?
shall you have been purchasing?
shall they have been purchasing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not purchase?
shall you not purchase?
shall she not purchase?
shall we not purchase?
shall you not purchase?
shall they not purchase? 	shall I not be purchasing?
shall you not be purchasing?
shall she not be purchasing?
shall we not be purchasing?
shall you not be purchasing?
shall they not be purchasing? 	shall I not have purchased?
shall you not have purchased?
shall she not have purchased?
shall we not have purchased?
shall you not have purchased?
shall they not have purchased? 	shall I not have been purchasing?
shall you not have been purchasing?
shall she not have been purchasing?
shall we not have been purchasing?
shall you not have been purchasing?
shall they not have been purchasing?