must scamp
Regular verb: scamp - scamped- scamped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must scamp
you must scamp
he must scamp
we must scamp
you must scamp
they must scamp 	I must be scamping
you must be scamping
he must be scamping
we must be scamping
you must be scamping
they must be scamping	I must have scamped
you must have scamped
he must have scamped
we must have scamped
you must have scamped
they must have scamped	I must have been scamping
you must have been scamping
he must have been scamping
we must have been scamping
you must have been scamping
they must have been scamping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't scamp
you mustn't scamp
he mustn't scamp
we mustn't scamp
you mustn't scamp
they mustn't scamp 	I mustn't be scamping
you mustn't be scamping
he mustn't be scamping
we mustn't be scamping
you mustn't be scamping
they mustn't be scamping	I mustn't have scamped
you mustn't have scamped
he mustn't have scamped
we mustn't have scamped
you mustn't have scamped
they mustn't have scamped	I mustn't have been scamping
you mustn't have been scamping
he mustn't have been scamping
we mustn't have been scamping
you mustn't have been scamping
they mustn't have been scamping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I scamp?
must you scamp?
must he scamp?
must we scamp?
must you scamp?
must they scamp? 	must I be scamping?
must you be scamping?
must he be scamping?
must we be scamping?
must you be scamping?
must they be scamping? 	must I have scamped?
must you have scamped?
must he have scamped?
must we have scamped?
must you have scamped?
must they have scamped? 	must I have been scamping?
must you have been scamping?
must he have been scamping?
must we have been scamping?
must you have been scamping?
must they have been scamping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I scamp?
mustn't you scamp?
mustn't he scamp?
mustn't we scamp?
mustn't you scamp?
mustn't they scamp? 	mustn't I be scamping?
mustn't you be scamping?
mustn't he be scamping?
mustn't we be scamping?
mustn't you be scamping?
mustn't they be scamping? 	mustn't I have scamped?
mustn't you have scamped?
mustn't he have scamped?
mustn't we have scamped?
mustn't you have scamped?
mustn't they have scamped? 	mustn't I have been scamping?
mustn't you have been scamping?
mustn't he have been scamping?
mustn't we have been scamping?
mustn't you have been scamping?
mustn't they have been scamping?