ought to airlift
Regular verb: airlift - airlifted- airlifted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to airlift
you ought to airlift
she ought to airlift
we ought to airlift
you ought to airlift
they ought to airlift 	I ought to be airlifting
you ought to be airlifting
she ought to be airlifting
we ought to be airlifting
you ought to be airlifting
they ought to be airlifting	I ought to have airlifted
you ought to have airlifted
she ought to have airlifted
we ought to have airlifted
you ought to have airlifted
they ought to have airlifted	I ought to have been airlifting
you ought to have been airlifting
she ought to have been airlifting
we ought to have been airlifting
you ought to have been airlifting
they ought to have been airlifting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to airlift
you ought not to airlift
she ought not to airlift
we ought not to airlift
you ought not to airlift
they ought not to airlift 	I ought not to airlifting
you ought not to airlifting
she ought not to airlifting
we ought not to airlifting
you ought not to airlifting
they ought not to airlifting	I ought not to have airlifted
you ought not to have airlifted
she ought not to have airlifted
we ought not to have airlifted
you ought not to have airlifted
they ought not to have airlifted	I ought not to have been airlifting
you ought not to have been airlifting
she ought not to have been airlifting
we ought not to have been airlifting
you ought not to have been airlifting
they ought not to have been airlifting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I airlift?
ought to you airlift?
ought to she airlift?
ought to we airlift?
ought to you airlift?
ought to they airlift? 	ought to I be airlifting?
ought to you be airlifting?
ought to she be airlifting?
ought to we be airlifting?
ought to you be airlifting?
ought to they be airlifting? 	ought to I have airlifted?
ought to you have airlifted?
ought to she have airlifted?
ought to we have airlifted?
ought to you have airlifted?
ought to they have airlifted? 	ought to I have been airlifting?
ought to you have been airlifting?
ought to she have been airlifting?
ought to we have been airlifting?
ought to you have been airlifting?
ought to they have been airlifting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to airlift?
ought you not to airlift?
ought she not to airlift?
ought we not to airlift?
ought you not to airlift?
ought they not to airlift? 	ought I not to be airlifting?
ought you not to be airlifting?
ought she not to be airlifting?
ought we not to be airlifting?
ought you not to be airlifting?
ought they not to be airlifting? 	ought I not to have airlifted?
ought you not to have airlifted?
ought she not to have airlifted?
ought we not to have airlifted?
ought you not to have airlifted?
ought they not to have airlifted? 	ought I not to have been airlifting?
ought you not to have been airlifting?
ought she not to have been airlifting?
ought we not to have been airlifting?
ought you not to have been airlifting?
ought they not to have been airlifting?