shall screw
Regular verb: screw - screwed- screwed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall screw
you shall screw
she shall screw
we shall screw
you shall screw
they shall screw 	I shall be screwing
you shall be screwing
she shall be screwing
we shall be screwing
you shall be screwing
they shall be screwing	I shall have screwed
you shall have screwed
she shall have screwed
we shall have screwed
you shall have screwed
they shall have screwed	I shall have been screwing
you shall have been screwing
she shall have been screwing
we shall have been screwing
you shall have been screwing
they shall have been screwing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not screw
you shall not screw
she shall not screw
we shall not screw
you shall not screw
they shall not screw 	I shall not be screwing
you shall not be screwing
she shall not be screwing
we shall not be screwing
you shall not be screwing
they shall not be screwing	I shall not have screwed
you shall not have screwed
she shall not have screwed
we shall not have screwed
you shall not have screwed
they shall not have screwed	I shall not have been screwing
you shall not have been screwing
she shall not have been screwing
we shall not have been screwing
you shall not have been screwing
they shall not have been screwing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I screw?
shall you screw?
shall she screw?
shall we screw?
shall you screw?
shall they screw? 	shall I be screwing?
shall you be screwing?
shall she be screwing?
shall we be screwing?
shall you be screwing?
shall they be screwing? 	shall I have screwed?
shall you have screwed?
shall she have screwed?
shall we have screwed?
shall you have screwed?
shall they have screwed? 	shall I have been screwing?
shall you have been screwing?
shall she have been screwing?
shall we have been screwing?
shall you have been screwing?
shall they have been screwing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not screw?
shall you not screw?
shall she not screw?
shall we not screw?
shall you not screw?
shall they not screw? 	shall I not be screwing?
shall you not be screwing?
shall she not be screwing?
shall we not be screwing?
shall you not be screwing?
shall they not be screwing? 	shall I not have screwed?
shall you not have screwed?
shall she not have screwed?
shall we not have screwed?
shall you not have screwed?
shall they not have screwed? 	shall I not have been screwing?
shall you not have been screwing?
shall she not have been screwing?
shall we not have been screwing?
shall you not have been screwing?
shall they not have been screwing?