ought to cling
Irregular verb: cling - clung- clung

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to cling
you ought to cling
he ought to cling
we ought to cling
you ought to cling
they ought to cling 	I ought to be clinging
you ought to be clinging
he ought to be clinging
we ought to be clinging
you ought to be clinging
they ought to be clinging	I ought to have clung
you ought to have clung
he ought to have clung
we ought to have clung
you ought to have clung
they ought to have clung	I ought to have been clinging
you ought to have been clinging
he ought to have been clinging
we ought to have been clinging
you ought to have been clinging
they ought to have been clinging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to cling
you oughtn't to cling
he oughtn't to cling
we oughtn't to cling
you oughtn't to cling
they oughtn't to cling 	I oughtn't to be clinging
you oughtn't to be clinging
he oughtn't to be clinging
we oughtn't to be clinging
you oughtn't to be clinging
they oughtn't to be clinging	I oughtn't to have clung
you oughtn't to have clung
he oughtn't to have clung
we oughtn't to have clung
you oughtn't to have clung
they oughtn't to have clung	I oughtn't to have been clinging
you oughtn't to have been clinging
he oughtn't to have been clinging
we oughtn't to have been clinging
you oughtn't to have been clinging
they oughtn't to have been clinging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I cling?
ought to you cling?
ought to he cling?
ought to we cling?
ought to you cling?
ought to they cling? 	ought to I be clinging?
ought to you be clinging?
ought to he be clinging?
ought to we be clinging?
ought to you be clinging?
ought to they be clinging? 	ought to I have clung?
ought to you have clung?
ought to he have clung?
ought to we have clung?
ought to you have clung?
ought to they have clung? 	ought to I have been clinging?
ought to you have been clinging?
ought to he have been clinging?
ought to we have been clinging?
ought to you have been clinging?
ought to they have been clinging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to cling?
oughtn't you to cling?
oughtn't he to cling?
oughtn't we to cling?
oughtn't you to cling?
oughtn't they to cling? 	oughtn't I to be clinging?
oughtn't you to be clinging?
oughtn't he to be clinging?
oughtn't we to be clinging?
oughtn't you to be clinging?
oughtn't they to be clinging? 	oughtn't I to have clung?
oughtn't you to have clung?
oughtn't he to have clung?
oughtn't we to have clung?
oughtn't you to have clung?
oughtn't they to have clung? 	oughtn't I to have been clinging?
oughtn't you to have been clinging?
oughtn't he to have been clinging?
oughtn't we to have been clinging?
oughtn't you to have been clinging?
oughtn't they to have been clinging?