should cling
Irregular verb: cling - clung- clung

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not cling
you should not cling
he should not cling
we should not cling
you should not cling
they should not cling 	I should not be clinging
you should not be clinging
he should not be clinging
we should not be clinging
you should not be clinging
they should not be clinging	I should not have clung
you should not have clung
he should not have clung
we should not have clung
you should not have clung
they should not have clung	I should not have been clinging
you should not have been clinging
he should not have been clinging
we should not have been clinging
you should not have been clinging
they should not have been clinging	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not cling?
should you not cling?
should he not cling?
should we not cling?
should you not cling?
should they not cling? 	should I not be clinging?
should you not be clinging?
should he not be clinging?
should we not be clinging?
should you not be clinging?
should they not be clinging? 	should I not have clung?
should you not have clung?
should he not have clung?
should we not have clung?
should you not have clung?
should they not have clung? 	should I not have been clinging?
should you not have been clinging?
should he not have been clinging?
should we not have been clinging?
should you not have been clinging?
should they not have been clinging?