should gap
Regular verb: gap - gaped- gaped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should gap
you should gap
he should gap
we should gap
you should gap
they should gap 	I should be gaping
you should be gaping
he should be gaping
we should be gaping
you should be gaping
they should be gaping	I should have gaped
you should have gaped
he should have gaped
we should have gaped
you should have gaped
they should have gaped	I should have been gaping
you should have been gaping
he should have been gaping
we should have been gaping
you should have been gaping
they should have been gaping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not gap
you should not gap
he should not gap
we should not gap
you should not gap
they should not gap 	I should not be gaping
you should not be gaping
he should not be gaping
we should not be gaping
you should not be gaping
they should not be gaping	I should not have gaped
you should not have gaped
he should not have gaped
we should not have gaped
you should not have gaped
they should not have gaped	I should not have been gaping
you should not have been gaping
he should not have been gaping
we should not have been gaping
you should not have been gaping
they should not have been gaping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I gap?
should you gap?
should he gap?
should we gap?
should you gap?
should they gap? 	should I be gaping?
should you be gaping?
should he be gaping?
should we be gaping?
should you be gaping?
should they be gaping? 	should I have gaped?
should you have gaped?
should he have gaped?
should we have gaped?
should you have gaped?
should they have gaped? 	should I have been gaping?
should you have been gaping?
should he have been gaping?
should we have been gaping?
should you have been gaping?
should they have been gaping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not gap?
should you not gap?
should he not gap?
should we not gap?
should you not gap?
should they not gap? 	should I not be gaping?
should you not be gaping?
should he not be gaping?
should we not be gaping?
should you not be gaping?
should they not be gaping? 	should I not have gaped?
should you not have gaped?
should he not have gaped?
should we not have gaped?
should you not have gaped?
should they not have gaped? 	should I not have been gaping?
should you not have been gaping?
should he not have been gaping?
should we not have been gaping?
should you not have been gaping?
should they not have been gaping?