should snog
Regular verb: snog - snogged- snogged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should snog
you should snog
he should snog
we should snog
you should snog
they should snog 	I should be snogging
you should be snogging
he should be snogging
we should be snogging
you should be snogging
they should be snogging	I should have snogged
you should have snogged
he should have snogged
we should have snogged
you should have snogged
they should have snogged	I should have been snogging
you should have been snogging
he should have been snogging
we should have been snogging
you should have been snogging
they should have been snogging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not snog
you should not snog
he should not snog
we should not snog
you should not snog
they should not snog 	I should not be snogging
you should not be snogging
he should not be snogging
we should not be snogging
you should not be snogging
they should not be snogging	I should not have snogged
you should not have snogged
he should not have snogged
we should not have snogged
you should not have snogged
they should not have snogged	I should not have been snogging
you should not have been snogging
he should not have been snogging
we should not have been snogging
you should not have been snogging
they should not have been snogging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I snog?
should you snog?
should he snog?
should we snog?
should you snog?
should they snog? 	should I be snogging?
should you be snogging?
should he be snogging?
should we be snogging?
should you be snogging?
should they be snogging? 	should I have snogged?
should you have snogged?
should he have snogged?
should we have snogged?
should you have snogged?
should they have snogged? 	should I have been snogging?
should you have been snogging?
should he have been snogging?
should we have been snogging?
should you have been snogging?
should they have been snogging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not snog?
should you not snog?
should he not snog?
should we not snog?
should you not snog?
should they not snog? 	should I not be snogging?
should you not be snogging?
should he not be snogging?
should we not be snogging?
should you not be snogging?
should they not be snogging? 	should I not have snogged?
should you not have snogged?
should he not have snogged?
should we not have snogged?
should you not have snogged?
should they not have snogged? 	should I not have been snogging?
should you not have been snogging?
should he not have been snogging?
should we not have been snogging?
should you not have been snogging?
should they not have been snogging?