must scotch-tape
Regular verb: scotch-tape - scotch-taped- scotch-taped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must scotch-tape
you must scotch-tape
he must scotch-tape
we must scotch-tape
you must scotch-tape
they must scotch-tape 	I must be scotch-taping
you must be scotch-taping
he must be scotch-taping
we must be scotch-taping
you must be scotch-taping
they must be scotch-taping	I must have scotch-taped
you must have scotch-taped
he must have scotch-taped
we must have scotch-taped
you must have scotch-taped
they must have scotch-taped	I must have been scotch-taping
you must have been scotch-taping
he must have been scotch-taping
we must have been scotch-taping
you must have been scotch-taping
they must have been scotch-taping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't scotch-tape
you mustn't scotch-tape
he mustn't scotch-tape
we mustn't scotch-tape
you mustn't scotch-tape
they mustn't scotch-tape 	I mustn't be scotch-taping
you mustn't be scotch-taping
he mustn't be scotch-taping
we mustn't be scotch-taping
you mustn't be scotch-taping
they mustn't be scotch-taping	I mustn't have scotch-taped
you mustn't have scotch-taped
he mustn't have scotch-taped
we mustn't have scotch-taped
you mustn't have scotch-taped
they mustn't have scotch-taped	I mustn't have been scotch-taping
you mustn't have been scotch-taping
he mustn't have been scotch-taping
we mustn't have been scotch-taping
you mustn't have been scotch-taping
they mustn't have been scotch-taping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I scotch-tape?
must you scotch-tape?
must he scotch-tape?
must we scotch-tape?
must you scotch-tape?
must they scotch-tape? 	must I be scotch-taping?
must you be scotch-taping?
must he be scotch-taping?
must we be scotch-taping?
must you be scotch-taping?
must they be scotch-taping? 	must I have scotch-taped?
must you have scotch-taped?
must he have scotch-taped?
must we have scotch-taped?
must you have scotch-taped?
must they have scotch-taped? 	must I have been scotch-taping?
must you have been scotch-taping?
must he have been scotch-taping?
must we have been scotch-taping?
must you have been scotch-taping?
must they have been scotch-taping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I scotch-tape?
mustn't you scotch-tape?
mustn't he scotch-tape?
mustn't we scotch-tape?
mustn't you scotch-tape?
mustn't they scotch-tape? 	mustn't I be scotch-taping?
mustn't you be scotch-taping?
mustn't he be scotch-taping?
mustn't we be scotch-taping?
mustn't you be scotch-taping?
mustn't they be scotch-taping? 	mustn't I have scotch-taped?
mustn't you have scotch-taped?
mustn't he have scotch-taped?
mustn't we have scotch-taped?
mustn't you have scotch-taped?
mustn't they have scotch-taped? 	mustn't I have been scotch-taping?
mustn't you have been scotch-taping?
mustn't he have been scotch-taping?
mustn't we have been scotch-taping?
mustn't you have been scotch-taping?
mustn't they have been scotch-taping?