should twang
Regular verb: twang - twanged- twanged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should twang
you should twang
he should twang
we should twang
you should twang
they should twang 	I should be twanging
you should be twanging
he should be twanging
we should be twanging
you should be twanging
they should be twanging	I should have twanged
you should have twanged
he should have twanged
we should have twanged
you should have twanged
they should have twanged	I should have been twanging
you should have been twanging
he should have been twanging
we should have been twanging
you should have been twanging
they should have been twanging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not twang
you should not twang
he should not twang
we should not twang
you should not twang
they should not twang 	I should not be twanging
you should not be twanging
he should not be twanging
we should not be twanging
you should not be twanging
they should not be twanging	I should not have twanged
you should not have twanged
he should not have twanged
we should not have twanged
you should not have twanged
they should not have twanged	I should not have been twanging
you should not have been twanging
he should not have been twanging
we should not have been twanging
you should not have been twanging
they should not have been twanging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I twang?
should you twang?
should he twang?
should we twang?
should you twang?
should they twang? 	should I be twanging?
should you be twanging?
should he be twanging?
should we be twanging?
should you be twanging?
should they be twanging? 	should I have twanged?
should you have twanged?
should he have twanged?
should we have twanged?
should you have twanged?
should they have twanged? 	should I have been twanging?
should you have been twanging?
should he have been twanging?
should we have been twanging?
should you have been twanging?
should they have been twanging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not twang?
should you not twang?
should he not twang?
should we not twang?
should you not twang?
should they not twang? 	should I not be twanging?
should you not be twanging?
should he not be twanging?
should we not be twanging?
should you not be twanging?
should they not be twanging? 	should I not have twanged?
should you not have twanged?
should he not have twanged?
should we not have twanged?
should you not have twanged?
should they not have twanged? 	should I not have been twanging?
should you not have been twanging?
should he not have been twanging?
should we not have been twanging?
should you not have been twanging?
should they not have been twanging?