ought to join
Regular verb: join - joined- joined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to join
you ought to join
he ought to join
we ought to join
you ought to join
they ought to join 	I ought to be joining
you ought to be joining
he ought to be joining
we ought to be joining
you ought to be joining
they ought to be joining	I ought to have joined
you ought to have joined
he ought to have joined
we ought to have joined
you ought to have joined
they ought to have joined	I ought to have been joining
you ought to have been joining
he ought to have been joining
we ought to have been joining
you ought to have been joining
they ought to have been joining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to join
you oughtn't to join
he oughtn't to join
we oughtn't to join
you oughtn't to join
they oughtn't to join 	I oughtn't to be joining
you oughtn't to be joining
he oughtn't to be joining
we oughtn't to be joining
you oughtn't to be joining
they oughtn't to be joining	I oughtn't to have joined
you oughtn't to have joined
he oughtn't to have joined
we oughtn't to have joined
you oughtn't to have joined
they oughtn't to have joined	I oughtn't to have been joining
you oughtn't to have been joining
he oughtn't to have been joining
we oughtn't to have been joining
you oughtn't to have been joining
they oughtn't to have been joining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I join?
ought to you join?
ought to he join?
ought to we join?
ought to you join?
ought to they join? 	ought to I be joining?
ought to you be joining?
ought to he be joining?
ought to we be joining?
ought to you be joining?
ought to they be joining? 	ought to I have joined?
ought to you have joined?
ought to he have joined?
ought to we have joined?
ought to you have joined?
ought to they have joined? 	ought to I have been joining?
ought to you have been joining?
ought to he have been joining?
ought to we have been joining?
ought to you have been joining?
ought to they have been joining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to join?
oughtn't you to join?
oughtn't he to join?
oughtn't we to join?
oughtn't you to join?
oughtn't they to join? 	oughtn't I to be joining?
oughtn't you to be joining?
oughtn't he to be joining?
oughtn't we to be joining?
oughtn't you to be joining?
oughtn't they to be joining? 	oughtn't I to have joined?
oughtn't you to have joined?
oughtn't he to have joined?
oughtn't we to have joined?
oughtn't you to have joined?
oughtn't they to have joined? 	oughtn't I to have been joining?
oughtn't you to have been joining?
oughtn't he to have been joining?
oughtn't we to have been joining?
oughtn't you to have been joining?
oughtn't they to have been joining?