ought to multiply
Regular verb: multiply - multiplied- multiplied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to multiply
you ought to multiply
she ought to multiply
we ought to multiply
you ought to multiply
they ought to multiply 	I ought to be multiplying
you ought to be multiplying
she ought to be multiplying
we ought to be multiplying
you ought to be multiplying
they ought to be multiplying	I ought to have multiplied
you ought to have multiplied
she ought to have multiplied
we ought to have multiplied
you ought to have multiplied
they ought to have multiplied	I ought to have been multiplying
you ought to have been multiplying
she ought to have been multiplying
we ought to have been multiplying
you ought to have been multiplying
they ought to have been multiplying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to multiply
you ought not to multiply
she ought not to multiply
we ought not to multiply
you ought not to multiply
they ought not to multiply 	I ought not to multiplying
you ought not to multiplying
she ought not to multiplying
we ought not to multiplying
you ought not to multiplying
they ought not to multiplying	I ought not to have multiplied
you ought not to have multiplied
she ought not to have multiplied
we ought not to have multiplied
you ought not to have multiplied
they ought not to have multiplied	I ought not to have been multiplying
you ought not to have been multiplying
she ought not to have been multiplying
we ought not to have been multiplying
you ought not to have been multiplying
they ought not to have been multiplying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I multiply?
ought to you multiply?
ought to she multiply?
ought to we multiply?
ought to you multiply?
ought to they multiply? 	ought to I be multiplying?
ought to you be multiplying?
ought to she be multiplying?
ought to we be multiplying?
ought to you be multiplying?
ought to they be multiplying? 	ought to I have multiplied?
ought to you have multiplied?
ought to she have multiplied?
ought to we have multiplied?
ought to you have multiplied?
ought to they have multiplied? 	ought to I have been multiplying?
ought to you have been multiplying?
ought to she have been multiplying?
ought to we have been multiplying?
ought to you have been multiplying?
ought to they have been multiplying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to multiply?
ought you not to multiply?
ought she not to multiply?
ought we not to multiply?
ought you not to multiply?
ought they not to multiply? 	ought I not to be multiplying?
ought you not to be multiplying?
ought she not to be multiplying?
ought we not to be multiplying?
ought you not to be multiplying?
ought they not to be multiplying? 	ought I not to have multiplied?
ought you not to have multiplied?
ought she not to have multiplied?
ought we not to have multiplied?
ought you not to have multiplied?
ought they not to have multiplied? 	ought I not to have been multiplying?
ought you not to have been multiplying?
ought she not to have been multiplying?
ought we not to have been multiplying?
ought you not to have been multiplying?
ought they not to have been multiplying?