must peel
Regular verb: peel - peeled- peeled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must peel
you must peel
she must peel
we must peel
you must peel
they must peel 	I must be peeling
you must be peeling
she must be peeling
we must be peeling
you must be peeling
they must be peeling	I must have peeled
you must have peeled
she must have peeled
we must have peeled
you must have peeled
they must have peeled	I must have been peeling
you must have been peeling
she must have been peeling
we must have been peeling
you must have been peeling
they must have been peeling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't peel
you mustn't peel
she mustn't peel
we mustn't peel
you mustn't peel
they mustn't peel 	I mustn't be peeling
you mustn't be peeling
she mustn't be peeling
we mustn't be peeling
you mustn't be peeling
they mustn't be peeling	I mustn't have peeled
you mustn't have peeled
she mustn't have peeled
we mustn't have peeled
you mustn't have peeled
they mustn't have peeled	I mustn't have been peeling
you mustn't have been peeling
she mustn't have been peeling
we mustn't have been peeling
you mustn't have been peeling
they mustn't have been peeling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I peel?
must you peel?
must she peel?
must we peel?
must you peel?
must they peel? 	must I be peeling?
must you be peeling?
must she be peeling?
must we be peeling?
must you be peeling?
must they be peeling? 	must I have peeled?
must you have peeled?
must she have peeled?
must we have peeled?
must you have peeled?
must they have peeled? 	must I have been peeling?
must you have been peeling?
must she have been peeling?
must we have been peeling?
must you have been peeling?
must they have been peeling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I peel?
mustn't you peel?
mustn't she peel?
mustn't we peel?
mustn't you peel?
mustn't they peel? 	mustn't I be peeling?
mustn't you be peeling?
mustn't she be peeling?
mustn't we be peeling?
mustn't you be peeling?
mustn't they be peeling? 	mustn't I have peeled?
mustn't you have peeled?
mustn't she have peeled?
mustn't we have peeled?
mustn't you have peeled?
mustn't they have peeled? 	mustn't I have been peeling?
mustn't you have been peeling?
mustn't she have been peeling?
mustn't we have been peeling?
mustn't you have been peeling?
mustn't they have been peeling?